Repair and Diagnosis (Single Page)
You are viewing the full "tree" of links on one page. This can load slowly, but is easier to search. The same page can appear multiple times under a different folder, that is why the page is so large.View "split tree" where inner folders are split out. where inner links are on separate pages.
Quick Lookups
Common Specs & Procedures
DTC Index
Electrical Component Locations
Fluids
Technical Bulletins
Tire Fitment
Wiring Diagrams- System Wiring Diagrams
- Air Conditioning
- Anti-Lock Brakes
- Anti-Theft
- Computer Data Lines
- Cooling Fan
- Cruise Control
- Defoggers
- Electronic Power Steering
- Engine Performance
- Exterior Lights
- Ground Distribution
- Headlights
- Horn
- Instrument Cluster
- Interior Lights
- Memory Systems
- Power Antenna
- Power Distribution
- Power Door Locks
- Power Mirrors
- Power Seats
- Power Top/Sunroof
- Power Windows
- Radio
- Shift Interlocks
- Starting/Charging
- Supplemental Restraints
- Transmission
- Trunk, Tailgate, Fuel Door
- Warning Systems
- Wiper/Washer
- Using lemon2025'S System Wiring Diagrams
- System Wiring Diagrams
- Accessories & Equipment
- Anti-Theft Systems
- Communication Devices
- Module Communications Network
- Description & Operation
- Diagnosis & Testing
- Principles of Operation
- Inspection and Verification
- Visual Inspection Chart
- Driver Information Chart
- Default mode Definitions
- Diagnostic Trouble Code (DTC) index
- Power Supply/Ground test index
- Pinpoint tests
- PINPOINT TEST G270232p1: BPM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p2: SLCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p3: PDCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p4: DDCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p5: PSCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p6: DSCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p7: IC POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p8: RCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p9: ADCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p10: KTM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p11: A/CCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p12: ECM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p13: TCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p14: ABS/TCCM POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p15: GSI MODULE POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p16: DLC POWER SUPPLY OR GROUND FAULT
- PINPOINT TEST G270232p18: CHECK THE CONTROLLER AREA NETWORK INTEGRITY
- G270232t71: CHECK THE CAN NETWORK FOR CONTINUITY
- G270232t72: CHECK THE CAN + CIRCUIT BETWEEN THE DLC AND THE INSTRUMENT CLUSTER FOR CONTINUITY
- G270232t73: CHECK THE CAN - CIRCUIT BETWEEN THE DLC AND THE INSTRUMENT CLUSTER FOR CONTINUITY
- G270232t74: CHECK THE CAN + CIRCUIT BETWEEN THE INSTRUMENT CLUSTER AND THE GSI MODULE FOR CONTINUITY
- G270232t75: CHECK THE CAN - CIRCUIT BETWEEN THE INSTRUMENT CLUSTER AND THE GSI MODULE FOR CONTINUITY
- G270232t76: CHECK THE CAN + CIRCUIT BETWEEN THE GSI MODULE AND THE ECM FOR CONTINUITY
- G270232t77: CHECK THE CAN - CIRCUIT BETWEEN THE GSI MODULE AND THE ECM FOR CONTINUITY
- G270232t78: CHECK THE CAN + CIRCUIT BETWEEN THE ECM AND THE TCM FOR CONTINUITY
- G270232t79: CHECK THE CAN - CIRCUIT BETWEEN THE ECM AND THE TCM FOR CONTINUITY
- G270232t80: CHECK THE CAN + CIRCUIT BETWEEN THE TCM AND THE ABS/TCCM FOR CONTINUITY
- G270232t81: CHECK THE CAN - CIRCUIT BETWEEN THE ASCCM AND THE ABS/TCCM FOR CONTINUITY
- G270232t2: CHECK THE CAN + AND - CIRCUITS BETWEEN THE DLC AND THE IC FOR SHORT CIRCUIT TO EACH OTHER
- G270232t23: CHECK THE CAN + AND - CIRCUITS BETWEEN THE IC AND THE GSI MODULE FOR SHORT CIRCUIT TO EACH OTHER
- G270232t25: CHECK THE CAN + AND - CIRCUITS BETWEEN THE GSI MODULE AND THE ECM FOR SHORT CIRCUIT TO EACH OTHER
- G270232t60: CHECK THE CAN + AND - CIRCUITS BETWEEN THE ECM AND THE TCM FOR SHORT CIRCUIT TO EACH OTHER
- G270232t61: CHECK THE CAN + AND - CIRCUITS BETWEEN THE TCM AND THE ABS/TCCM FOR SHORT CIRCUIT TO EACH OTHER
- PINPOINT TEST G270232p19: CHECK THE CONTROLLER AREA NETWORK FOR SHORT CIRCUIT
- G270232t82: CHECK THE CAN + FOR SHORT CIRCUIT TO BATTERY
- G270232t83: CHECK THE CAN + FOR SHORT CIRCUIT TO IGNITION POSITIVE
- G270232t84: CHECK THE CAN + FOR SHORT CIRCUIT TO GROUND
- G270232t85: CHECK THE CAN + FOR SHORT CIRCUIT TO ACCESSORY SWITCHED GROUND
- G270232t86: CHECK THE CAN + FOR SHORT CIRCUIT TO IGNITION SWITCHED GROUND
- G270232t87: CHECK THE CAN - FOR SHORT CIRCUIT TO BATTERY
- G270232t88: CHECK THE CAN - FOR SHORT CIRCUIT TO IGNITION POSITIVE
- G270232t89: CHECK THE CAN - FOR SHORT CIRCUIT TO GROUND
- G270232t90: CHECK THE CAN - FOR SHORT CIRCUIT TO ACCESSORY SWITCHED GROUND
- G270232t91: CHECK THE CAN - FOR SHORT CIRCUIT TO IGNITION SWITCHED GROUND
- PINPOINT TEST G270232p20: CHECK THE SCP NETWORK CIRCUIT
- G270232t92: CHECK FOR CORRECT BUS TERMINATION IN THE SCP + NETWORK
- G270232t62: CHECK THE SCP NETWORK + AND - FOR SHORT CIRCUIT TO EACH OTHER
- G270232t93: CHECK THE SCP + FOR SHORT CIRCUIT TO BATTERY
- G270232t94: CHECK THE SCP + FOR SHORT CIRCUIT TO IGNITION POSITIVE
- G270232t95: CHECK THE SCP + FOR SHORT CIRCUIT TO GROUND
- G270232t96: CHECK THE SCP + FOR SHORT CIRCUIT TO ACCESSORY SWITCHED GROUND
- G270232t97: CHECK THE SCP + FOR SHORT CIRCUIT TO IGNITION SWITCHED GROUND
- G270232t98: CHECK THE SCP - FOR SHORT CIRCUIT TO BATTERY
- G270232t99: CHECK THE SCP - FOR SHORT CIRCUIT TO IGNITION POSITIVE
- G270232t100: CHECK THE SCP - FOR SHORT CIRCUIT TO GROUND
- G270232t101: CHECK THE SCP - FOR SHORT CIRCUIT TO ACCESSORY SWITCHED GROUND
- G270232t102: CHECK THE SCP - FOR SHORT CIRCUIT TO IGNITION SWITCHED GROUND
- PINPOINT TEST G270232p21: CHECK THE ISO DATA CIRCUIT
- G270232t103: CHECK THE BIDIRECTIONAL CIRCUIT FOR SHORT CIRCUIT TO BATTERY
- G270232t104: CHECK THE BIDIRECTIONAL CIRCUIT FOR SHORT CIRCUIT TO IGNITION POSITIVE
- G270232t105: CHECK THE BIDIRECTIONAL CIRCUIT FOR SHORT CIRCUIT TO GROUND
- G270232t106: CHECK THE BIDIRECTIONAL CIRCUIT FOR SHORT CIRCUIT TO ACCESSORY SWITCHED GROUND
- G270232t107: CHECK THE BIDIRECTIONAL CIRCUIT FOR SHORT CIRCUIT TO IGNITION SWITCHED GROUND
- G270232t108: CHECK THE SERIAL INPUT CIRCUIT FOR SHORT CIRCUIT TO BATTERY
- G270232t109: CHECK THE SERIAL INPUT CIRCUIT FOR SHORT CIRCUIT TO IGNITION POSITIVE
- G270232t110: CHECK THE SERIAL INPUT CIRCUIT FOR SHORT CIRCUIT TO GROUND
- G270232t111: CHECK THE SERIAL INPUT CIRCUIT FOR SHORT CIRCUIT TO ACCESSORY SWITCHED GROUND
- G270232t112: CHECK THE BIDIRECTIONAL CIRCUIT FOR SHORT CIRCUIT TO IGNITION SWITCHED GROUND
- PINPOINT TEST G270232p22: P1649; ECM FLASH PROGRAMMING CIRCUIT MALFUNCTION
- Removal & Installation
- Module Communications Network
- Cruise Control Systems
- Speed Control
- Description and operation
- Diagnosis and Testing
- Principles of operation
- Inspection and Verification
- Diagnostic Trouble Code (DTC) index
- Pinpoint tests
- PINPOINT TEST G270272p1 : DTC P0566; SPEED CONTROL CANCEL SWITCH ON FAULT
- PINPOINT TEST G270272p2 : DTC P0567; SPEED CONTROL RESUME SWITCH ON FAULT
- PINPOINT TEST G270272p3 : DTC P0568; SPEED CONTROL SWITCH GROUND MALFUNCTION
- G270272t7 : CHECK FOR CONTINUITY THROUGH STEERING WHEEL CANCEL AND RESUME SWITCHES (SWITCHES OPEN)
- G270272t8 : CHECK FOR CONTINUITY THROUGH STEERING WHEEL CANCEL SWITCH (SWITCH CLOSED)
- G270272t9 : CHECK FOR CONTINUITY THROUGH STEERING WHEEL RESUME SWITCH (SWITCH CLOSED)
- G270272t10 : CHECK FOR CONTINUITY THROUGH STEERING WHEEL + AND - SWITCHES (SWITCHES OPEN)
- G270272t11 : CHECK FOR CONTINUITY THROUGH STEERING WHEEL + SWITCH (SWITCH CLOSED)
- G270272t12 : CHECK FOR CONTINUITY THROUGH STEERING WHEEL - SWITCH (SWITCH CLOSED)
- G270272t13 : CHECK THE STEERING WHEEL CASSETTE REEL FOR CONTINUITY (CIRCUIT #1)
- G270272t14 : CHECK THE STEERING WHEEL CASSETTE REEL FOR CONTINUITY (CIRCUIT 2)
- G270272t15 : CHECK THE ECM TO CASSETTE REEL CIRCUIT FOR CONTINUITY (CIRCUIT 1)
- G270272t16 : CHECK THE ECM TO CASSETTE REEL CIRCUIT FOR CONTINUITY (CIRCUIT 2)
- PINPOINT TEST G270272p4 : DTC P0569; SPEED CONTROL DECEL/SET- SWITCH ON FAULT
- PINPOINT TEST G270272p5 : DTC P0570; SPEED CONTROL "ACCEL/SET+" SWITCH "ON" FAULT
- PINPOINT TEST G270272p6 : DTC P1571; BRAKE SWITCH MALFUNCTION
- G270272t23 : CHECK THE BRAKE SWITCH TO ECM CIRCUIT FOR HIGH RESISTANCE
- G270272t24 : CHECK THE BRAKE SWITCH TO ECM CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270272t25 : CHECK THE BRAKE SWITCH TO ECM CIRCUIT FOR SHORT TO GROUND
- G270272t26 : CHECK THE BRAKE SWITCH IGNITION SWITCHED GROUND CIRCUIT FOR HIGH RESISTANCE
- G270272t27 : CHECK THE BRAKE SWITCH OPERATION
- G270272t28 : CHECK THE BRAKE CANCEL SWITCH TO ECM CIRCUIT FOR HIGH RESISTANCE
- G270272t29 : CHECK THE BRAKE CANCEL SWITCH TO ECM CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270272t30 : CHECK THE BRAKE CANCEL SWITCH TO ECM CIRCUIT FOR SHORT TO GROUND
- G270272t31 : CHECK THE BRAKE CANCEL SWITCH TO CRUISE CONTROL SWITCH TO ECM CIRCUIT FOR HIGH RESISTANCE
- G270272t32 : CHECK THE BRAKE CANCEL SWITCH TO CRUISE CONTROL SWITCH TO ECM CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270272t33 : CHECK THE BRAKE CANCEL SWITCH TO CRUISE CONTROL SWITCH TO ECM CIRCUIT FOR SHORT TO GROUND
- G270272t34 : CHECK THE BRAKE CANCEL SWITCH IGNITION SWITCHED POWER SUPPLY
- G270272t35 : CHECK THE BRAKE CANCEL SWITCH OPERATION
- Speed Control
- Gauges & Instrument Panels
- Heated Glass/Defoggers
- Mirrors - Power
- Steering Column Switches
- Window Motors & Regulators
- Wiper/Washer Systems
- Body & Frame
- Door Locks
- Mirrors - Power
- Sun Roof/T-Top/Convertible Top
- Power Windows
- Brakes
- Anti-Lock Brakes
- Anti-Lock Brake System
- Description
- Operation
- Servicing
- Bleeding Brake System
- Trouble Shooting
- Self-Diagnostic System
- Notes
- Anti-Lock Brake System
- XJR (1997) & XJ6
- Notes
- DTC 5095: Pump Motor Failure
- DTC 5145: RF Wheel Speed Sensor Signal
- DTC 5148: RF Wheel Speed Sensor Trigger
- DTC 5155: LF Wheel Speed Sensor Trigger
- DTC 5158: LF Wheel Speed Sensor Signal
- DTC 5165: RR Wheel Speed Sensor Trigger
- DTC 5168: RR Wheel Speed Sensor Signal
- DTC 5175: LR Wheel Speed Sensor Trigger
- DTC 5178: LR Wheel Speed Sensor Signal
- DTC 5194: LF Outlet Valve Failure
- DTC 5196: LF Inlet Valve Failure
- DTC 5210: RF Outlet Valve Failure
- DTC 5124: RF Inlet Valve Failure
- DTC 5233: LF Wheel Speed Sensor (No Signal Long Term)
- DTC 5234: RF Wheel Speed Sensor (No Signal Long Term)
- DTC 5235: RR Wheel Speed Sensor (No Signal Long Term)
- DTC 5236: LR Wheel Speed Sensor (No Signal Long Term)
- DTC 5242: LR Outlet Valve Failure
- DTC 5246: RR Outlet Valve Failure
- DTC 5250: LR Inlet Valve Failure
- DTC 5254: RR Inlet Valve Failure
- DTC 5258: LF Wheel Speed Sensor (Speed Comparison Failure)
- DTC 5259: RF Wheel Speed Sensor (Speed Comparison Failure)
- DTC 5260: RR Wheel Speed Sensor (Speed Comparison Failure)
- DTC 5261: LR Wheel Speed Sensor (Speed Comparison Failure)
- DTC 5404: Isolation Valve Failure
- DTC 5449: Traction Control Actuator Position Incorrect
- DTC 5450: Traction Control Actuator Motor Failure
- DTC 5495: Traction Control Actuator Position Sensor Signal Incorrect
- DTC 9317: Supply Voltage High
- DTC 9342: Control Module Failure
- XJR (1998), XJ8 & XK8
- Removal & Installation
- Adjustments
- Wiring Diagrams
- Anti-Lock Brake System
- Mechanical - Hydraulic
- Traction Control
- Anti-Lock Brake System
- Description
- Operation
- Servicing
- Bleeding Brake System
- Trouble Shooting
- Self-Diagnostic System
- Notes
- Anti-Lock Brake System
- XJR (1997) & XJ6
- Notes
- DTC 5095: Pump Motor Failure
- DTC 5145: RF Wheel Speed Sensor Signal
- DTC 5148: RF Wheel Speed Sensor Trigger
- DTC 5155: LF Wheel Speed Sensor Trigger
- DTC 5158: LF Wheel Speed Sensor Signal
- DTC 5165: RR Wheel Speed Sensor Trigger
- DTC 5168: RR Wheel Speed Sensor Signal
- DTC 5175: LR Wheel Speed Sensor Trigger
- DTC 5178: LR Wheel Speed Sensor Signal
- DTC 5194: LF Outlet Valve Failure
- DTC 5196: LF Inlet Valve Failure
- DTC 5210: RF Outlet Valve Failure
- DTC 5124: RF Inlet Valve Failure
- DTC 5233: LF Wheel Speed Sensor (No Signal Long Term)
- DTC 5234: RF Wheel Speed Sensor (No Signal Long Term)
- DTC 5235: RR Wheel Speed Sensor (No Signal Long Term)
- DTC 5236: LR Wheel Speed Sensor (No Signal Long Term)
- DTC 5242: LR Outlet Valve Failure
- DTC 5246: RR Outlet Valve Failure
- DTC 5250: LR Inlet Valve Failure
- DTC 5254: RR Inlet Valve Failure
- DTC 5258: LF Wheel Speed Sensor (Speed Comparison Failure)
- DTC 5259: RF Wheel Speed Sensor (Speed Comparison Failure)
- DTC 5260: RR Wheel Speed Sensor (Speed Comparison Failure)
- DTC 5261: LR Wheel Speed Sensor (Speed Comparison Failure)
- DTC 5404: Isolation Valve Failure
- DTC 5449: Traction Control Actuator Position Incorrect
- DTC 5450: Traction Control Actuator Motor Failure
- DTC 5495: Traction Control Actuator Position Sensor Signal Incorrect
- DTC 9317: Supply Voltage High
- DTC 9342: Control Module Failure
- XJR (1998), XJ8 & XK8
- Removal & Installation
- Adjustments
- Wiring Diagrams
- Anti-Lock Brake System
- Anti-Lock Brakes
- Drivelines & Axles
- Electrical
- Charging Systems
- Component Locations
- Fuses & Circuit Breakers
- Gauges
- Starter
- Starters
- Starting System
- Description & Operation
- Diagnosis & Testing
- Starting System
- Inspection and Verification
- Visual Inspection Chart
- Diagnostic Trouble Code (DTC) Index
- Pinpoint Tests
- PINPOINT TEST G222859p2 : CHECK THE POWER SUPPLY, GROUND AND TRIGGER TO THE STARTER CIRCUIT
- PINPOINT TEST G222859p1 : DTC P1245, P1246; ENGINE CRANK SIGNAL HIGH/LOW VOLTAGE
- G222859t1 : CHECK THE STARTER RELAY "ACTIVATE" SIGNAL AT THE RELAY BASE
- G222859t2 : CHECK THE STARTER RELAY "ACTIVATE" SIGNAL AT THE ECM
- G222859t3 : CHECK THE STARTER RELAY/ECM/BPM CIRCUIT FOR HIGH RESISTANCE
- G222859t4 : CHECK THE STARTER RELAY/ECM/BPM CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G222859t10 : CHECK THE IGNITION SWITCHED GROUND TO THE BPM
- G222859t11 : CHECK THE IGNITION SWITCHED GROUND CIRCUIT TO THE BPM FOR HIGH RESISTANCE
- Starting System
- Removal & Installation
- Wiring Diagrams
- System Wiring Diagrams
- Air Conditioning
- Anti-Lock Brakes
- Anti-Theft
- Computer Data Lines
- Cooling Fan
- Cruise Control
- Defoggers
- Electronic Power Steering
- Engine Performance
- Exterior Lights
- Ground Distribution
- Headlights
- Horn
- Instrument Cluster
- Interior Lights
- Memory Systems
- Power Antenna
- Power Distribution
- Power Door Locks
- Power Mirrors
- Power Seats
- Power Top/Sunroof
- Power Windows
- Radio
- Shift Interlocks
- Starting/Charging
- Supplemental Restraints
- Transmission
- Trunk, Tailgate, Fuel Door
- Warning Systems
- Wiper/Washer
- Using lemon2025'S System Wiring Diagrams
- System Wiring Diagrams
- Engine Mechanical
- Accessory Drive Belts
- Auxiliary Emission Control Systems
- Emission Control System Visual Inspection Procedures - General Information
- * Please Read This First *
- Emission Control Labels
- Emission Control Visual Inspection
- Notes
- Positive Crankcase Ventilation (PCV)
- Thermostatic Air Cleaner (TAC)
- Fuel Evaporative System (EVAP)
- Catalytic Converters
- Fill Pipe RESTRICTOR (Fr)
- Exhaust Gas RECIRCULATION (EGR) System
- Spark Controls (SPK)
- Air Injection System (AIS)
- Oxygen Sensor (O2)
- Computerized Engine Controls (CEC)
- Early Fuel Evaporation (EFE)
- Emission Maintenance Reminder Light (EMR) (If Equipped)
- Malfunction Indicator Light (Mil)
- Emission Control System Visual Inspection Procedures - General Information
- Cooling System Specifications & Electric Cooling Fans
- Cooling System (Mechanical)
- Cooling System Specifications & Electric Cooling Fans
- Drive Belt Routing
- Engine Cooling
- General Procedure
- Description & Operation
- Engine Cooling Components
- Cylinder Block Heater, Drain Location
- Coolant Pump And Flow Control
- Coolant Outlet Duct
- Thermostat Housing
- Radiator
- Radiator Mounting/Retention
- Coolant Hoses
- Coolant Header And Recovery Tanks
- Cooling Fans
- Engine Coolant Temperature Sensor (ECT) And ECM
- Engine Coolant Temperature Sensor (ECT) - Circuit Diagram
- Diagnosis & Testing
- Removal & Installation
- Exhaust System
- Specifications
- Description & Operation
- Diagnosis & Testing
- Special Service Tools
- Catalyst Monitoring
- Oxygen Sensors (O2) - Bank 1(A)
- DTC P0131 O2 sensor circuit low voltage (Bank 1 sensor 1)
- DTC P0132 O2 sensor circuit high voltage (Bank 1 sensor 1)
- DTC P0133 O2 sensor circuit slow response (Bank 1 sensor 1)
- DTC P0135 O2 sensor heater circuit malfunction (Bank 1 sensor 1)
- DTC P0137 O2 sensor circuit low voltage (Bank 1 sensor 2)
- DTC P0138 O2 sensor circuit high voltage (Bank 1 sensor 2)
- DTC P0140 O2 sensor circuit no activity detected (Bank 1 sensor 2)
- Oxygen Sensors (O2) - Bank 2 (B)
- DTC P0151 O2 sensor circuit low voltage (Bank 2 sensor 1)
- DTC P0152 O2 sensor circuit high voltage (Bank 2 sensor 1)
- DTC P0153 O2 sensor circuit slow response (Bank 2 sensor 1)
- DTC P0155 O2 sensor heater circuit malfunction (Bank 2 sensor 1)
- DTC P0157 O2 sensor circuit low voltage (Bank 2 sensor 2)
- DTC P0158 O2 sensor circuit high voltage (Bank 2 sensor 2)
- DTC P0160 O2 sensor circuit no activity detected (Bank 2 sensor 2)
- DTC P0430 Catalyst system efficiency below threshold (bank 2)
- Pinpoint Test A: P0131, P0132, P0135
- A1: Retrieve DTCS
- A2: Check O2 Sensor Heater Continuity
- A3: Check For O2 Sensor Failure
- A4: Check For O2 Sensor Failure
- A5: Check For O2 Sensor Failure
- A6: Stop
- A7: Heated O2 Sensor Short Circuit To Ground
- A8: Stop
- A9: Signal Ground 1 Continuity
- A10: Signal Ground 2 Continuity
- A11: Stop
- A12: Check For Heated O2 Sensor Continuity
- A13: Heated O2 Sensor Screen Ground Continuity
- A14: Check For Short To B+
- A15: Check For Short To B+
- A16: Check For Short To B+ At O2 Sensor Heater
- A17: Check B+ At O2 Sensor Heater Circuit
- A18: End
- Pinpoint Test B: P0133
- B1: Retrieve DTCS
- B2: Check For Low Exhaust Temperature
- B3: Check For O2 Sensor Heater Continuity
- B4: Check For O2 Sensor Failure
- B5: Check For O2 Sensor Failure
- B6: Check For O2 Sensor Failure
- B7: Check For O2 Sensor Failure
- B8: Stop
- B9: Heated O2 Sensor Short Circuit To Ground
- B10: Stop
- B11: Signal Ground 1 Continuity
- B12: Signal Ground 2 Continuity
- B13: Check For Heated O2 Sensor Continuity
- B14: Heated O2 Sensor Screen Ground Continuity
- B15: Check For Short To B+
- B16: Check For Short To B+
- B17: Check For Short To B+ At O2 Sensor Heater
- B18: Check B+ At O2 Sensor Heater Circuit
- B19: End
- Pinpoint Test C: P0137, P0138
- C1: Retrieve DTCS
- C2: Check For O2 Sensor Failure
- C3: Check For O2 Sensor Failure
- C4: Check For O2 Sensor Failure
- C5: Check For O2 Sensor Failure
- C6: Stop
- C7: Check For O2 Sensor Continuity
- C8: O2 Sensor Screen Ground Continuity
- C9: O2 Sensor Short Circuit To Ground
- C10: Stop
- C11: Signal Ground 1 Continuity
- C12: Signal Ground 2 Continuity
- C13: Stop
- C14: Check For O2 Sensor Continuity
- C15: O2 Sensor Screen Ground Continuity
- C16: Check For Short To B+
- C17: Check For Short To B+
- C18: Check Harness Short To Ground
- C19: Check Harness Short Core To Core
- C20: End
- Pinpoint Test D: P0140
- D1: Retrieve DTCS
- D2: Check For Low Exhaust Temperature
- D3: Check For O2 Sensor Failure
- D4: Check For O2 Sensor Failure
- D5: Check For O2 Sensor Failure
- D6: Check For O2 Sensor Failure
- D7: Stop
- D8: Check For O2 Sensor Continuity
- D9: O2 Sensor Screen Ground Continuity
- D10: O2 Sensor Short Circuit To Ground
- D11: Stop
- D12: Signal Ground 1 Continuity
- D13: Signal Ground 2 Continuity
- D14: Stop
- D15: Check For O2 Sensor Continuity
- D16: O2 Sensor Screen Ground Continuity
- D17: Check For Short To B+
- D18: Check For Short To B+
- D19: Check Harness Short To Ground
- D20: Check Harness Short Core To Core
- D21: End
- Pinpoint Test E: P0151, P0152, P0155
- E1: Retrieve DTCS
- E2: Check O2 Sensor Heater Continuity
- E3: Check For O2 Sensor Failure
- E4: Check For O2 Sensor Failure
- E5: Check For O2 Sensor Failure
- E6: Stop
- E7: Heated O2 Sensor Short Circuit To Ground
- E8: Stop
- E9: Signal Ground 1 Continuity
- E10: Signal Ground 2 Continuity
- E11: Stop
- E12: Check For Heated O2 Sensor Continuity
- E13: Heated O2 Sensor Screen Ground Continuity
- E14: Check For Short To B+
- E15: Check For Short To B+
- E16: Check For Short To B+ At O2 Sensor Heater
- E17: Check B+ At O2 Sensor Heater Circuit
- E18: End
- Pinpoint Test F: P0153
- F1: Retrieve DTCS
- F2: Check For Low Exhaust Temperature
- F3: Check For O2 Sensor Heater Continuity
- F4: Check For O2 Sensor Failure
- F5: Check For O2 Sensor Failure
- F6: Check For O2 Sensor Failure
- F7: Check For O2 Sensor Failure
- F8: Stop
- F9: Heated O2 Sensor Short Circuit To Ground
- F10: Stop
- F11: Signal Ground 1 Continuity
- F12: Signal Ground 2 Continuity
- F13: Check For Heated O2 Sensor Continuity
- F14: Heated O2 Sensor Screen Ground Continuity
- F15: Check For Short To B+
- F16: Check For Short To B+
- F17: Check For Short To B+ At O2 Sensor Heater
- F18: Check B+ At O2 Sensor Heater Circuit
- F19: End
- Pinpoint Test G: P0157, P0158
- G1: Retrieve DTCS
- G2: Check For O2 Sensor Failure
- G3: Check For O2 Sensor Failure
- G4: Check For O2 Sensor Failure
- G5: Check For O2 Sensor Failure
- G6: Stop
- G7: Check For O2 Sensor Continuity
- G8: O2 Sensor Screen Ground Continuity
- G9: O2 Sensor Short Circuit To Ground
- G10: Stop
- G11: Signal Ground 1 Continuity
- G12: Signal Ground 2 Continuity
- G13: Stop
- G14: Check For O2 Sensor Continuity
- G15: O2 Sensor Screen Ground Continuity
- G16: Check For Short To B+
- G17: Check For Short To B+
- G18: Check Harness Short To Ground
- G19: Check Harness Short Core To Core
- G20: End
- Pinpoint Test H: P0160
- H1: Retrieve DTCS
- H2: Check For Low Exhaust Temperature
- H3: Check For O2 Sensor Failure
- H4: Check For O2 Sensor Failure
- H5: Check For O2 Sensor Failure
- H6: Check For O2 Sensor Failure
- H7: Stop
- H8: Check For O2 Sensor Continuity
- H9: O2 Sensor Screen Ground Continuity
- H10: O2 Sensor Short Circuit To Ground
- H11: Stop
- H12: Signal Ground 1 Continuity
- H13: Signal Ground 2 Continuity
- H14: Stop
- H15: Check For O2 Sensor Continuity
- H16: O2 Sensor Screen Ground Continuity
- H17: Check For Short To B+
- H18: Check For Short To B+
- H19: Check Harness Short To Ground
- H20: Check Harness Short Core To Core
- H21: End
- Removal & Installation
- Fuel System
- Fuel Charging & Controls
- Specification
- Description & Operation
- Diagnosis & Testing
- Inspection And Verification
- Visual Inspection Chart
- Driver Information Chart
- Default mode Definitions
- OBD II Monitoring Conditions
- Diagnostic Trouble Code (DTC) Index
- Pinpoint Tests
- PINPOINT TEST G266472p1 : DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208; FUEL INJECTOR CIRCUIT MALFUNCTION
- G266472t1 : CHECK THE INJECTOR COIL RESISTANCE
- G266472t2 : CHECK THE INJECTOR COIL INSULATION
- G266472t3 : CHECK THE INJECTOR SUPPLY VOLTAGE
- G266472t4 : CHECK THE INJECTOR GROUND CIRCUIT
- G266472t5 : CHECK THE INJECTOR GROUND CIRCUIT FOR SHORT CIRCUIT TO BATTERY
- G266472t6 : CHECK THE INJECTOR GROUND CIRCUIT FOR SHORT CIRCUIT TO GROUND
- PINPOINT TEST G266472p2 : DTC P0460; FUEL LEVEL SENSE SIGNAL PERFORMANCE
- G266472t7 : CHECK THE FUEL LEVEL SENSOR REFERENCE GROUND
- G266472t8 : CHECK THE FUEL LEVEL SENSOR REFERENCE GROUND CIRCUIT FOR HIGH RESISTANCE
- G266472t9 : CHECK THE FUEL LEVEL SENSOR (EMPTY)
- G266472t10 : CHECK THE FUEL LEVEL SENSOR (FULL)
- G266472t11 : CHECK THE FUEL LEVEL SENSOR SIGNAL WIRE FOR HIGH RESISTANCE
- PINPOINT TEST G266472p4 : CHECK THE FUEL PRESSURE REGULATOR FUNCTION
- PINPOINT TEST G266472p1 : DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208; FUEL INJECTOR CIRCUIT MALFUNCTION
- Fuel System Safety Precautions
- Removal & Installation
- Fuel System - General Information
- Fuel Tank & Lines
- Description & Operation
- Diagnosis & Testing
- Special Service Tools
- Symptom Chart
- Pinpoint Test A: P1230
- A1: Retrieve DTCS
- A2: Check Fuse
- A3: Check Short To Supply
- A4: Check Supply Voltage
- A5: Check Circuit Continuity
- A6: Check Fuel Pump Drawn Current
- A7: Check B+ At Relay Coil
- A8: Check Relay Coil Circuit Continuity
- A9: Check ECM Ground Continuity
- A10: Check Fuel Pump Continuity
- A11: Check Fuel Pump Ground Continuity
- A12: Check Circuit Continuity
- A13: Check Harness Short To Ground
- A14: Check Core To Core Insulation
- A15: Check Core To Core Insulation
- A16: End
- Pinpoint Test B: P0460
- Removal & Installation
- Fuel Charging & Controls
- Mechanical
- 4.0L V8
- Engine Identification
- Adjustments
- Troubleshooting
- Removal & Installation
- Notes
- Fuel Pressure Release
- FLEXPLATE
- Cooling System
- Engine
- Intake Manifold (Non-Supercharged)
- Intake Manifold (Supercharged)
- Exhaust Manifold
- Supercharger
- Valve Covers
- Cylinder Head
- Crankshaft Damper
- Timing Chain Cover
- Timing Chains (Primary)
- Timing Chain (Secondary)
- Camshaft
- Crankshaft Rear Oil Seal
- Radiator
- Thermostat
- Water Pump
- Oil Pan
- Oil Pump
- Miscellaneous
- Overhaul
- Engine Oiling
- Torque Specifications
- Engine Specifications
- Special Tools
- 4.0L V8
- Starter
- Starters
- Starting System
- Description & Operation
- Diagnosis & Testing
- Starting System
- Inspection and Verification
- Visual Inspection Chart
- Diagnostic Trouble Code (DTC) Index
- Pinpoint Tests
- PINPOINT TEST G222859p2 : CHECK THE POWER SUPPLY, GROUND AND TRIGGER TO THE STARTER CIRCUIT
- PINPOINT TEST G222859p1 : DTC P1245, P1246; ENGINE CRANK SIGNAL HIGH/LOW VOLTAGE
- G222859t1 : CHECK THE STARTER RELAY "ACTIVATE" SIGNAL AT THE RELAY BASE
- G222859t2 : CHECK THE STARTER RELAY "ACTIVATE" SIGNAL AT THE ECM
- G222859t3 : CHECK THE STARTER RELAY/ECM/BPM CIRCUIT FOR HIGH RESISTANCE
- G222859t4 : CHECK THE STARTER RELAY/ECM/BPM CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G222859t10 : CHECK THE IGNITION SWITCHED GROUND TO THE BPM
- G222859t11 : CHECK THE IGNITION SWITCHED GROUND CIRCUIT TO THE BPM FOR HIGH RESISTANCE
- Starting System
- Removal & Installation
- Engine Performance
- Engine Controls - Adjustments
- Application
- Emissions
- EGR Function Testing
- Emission Applications
- Emission Control Abbreviations
- State Emission Standards - Diesel
- State Emission Standards - Gas
- ALASKA
- ARIZONA
- CALIFORNIA
- Colorado
- CONNECTICUT
- DELAWARE
- District Of COLUMBIA
- GEORGIA
- IDAHO
- ILLINOIS
- INDIANA
- KENTUCKY
- MARYLAND
- MASSACHUSETTS
- MISSOURI
- NEVADA
- New Jersey
- New MEXICO
- New YORK
- North CAROLINA
- OHIO
- OREGON
- PENNSYLVANIA
- RHODE Island
- TENNESSEE
- TEXAS
- UTAH
- VIRGINIA
- WASHINGTON
- WISCONSIN
- U. S. EPA ASM2525 & ASM5015 Start-Up Emission Standards
- U. S. EPA Revised Final ASM Emission Standards (ASM5015 & ASM2525)
- U.S. EPA Im240 Emission Standards
- Fuel Delivery
- Fuel Charging & Controls
- Specification
- Description & Operation
- Diagnosis & Testing
- Inspection And Verification
- Visual Inspection Chart
- Driver Information Chart
- Default mode Definitions
- OBD II Monitoring Conditions
- Diagnostic Trouble Code (DTC) Index
- Pinpoint Tests
- PINPOINT TEST G266472p1 : DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208; FUEL INJECTOR CIRCUIT MALFUNCTION
- G266472t1 : CHECK THE INJECTOR COIL RESISTANCE
- G266472t2 : CHECK THE INJECTOR COIL INSULATION
- G266472t3 : CHECK THE INJECTOR SUPPLY VOLTAGE
- G266472t4 : CHECK THE INJECTOR GROUND CIRCUIT
- G266472t5 : CHECK THE INJECTOR GROUND CIRCUIT FOR SHORT CIRCUIT TO BATTERY
- G266472t6 : CHECK THE INJECTOR GROUND CIRCUIT FOR SHORT CIRCUIT TO GROUND
- PINPOINT TEST G266472p2 : DTC P0460; FUEL LEVEL SENSE SIGNAL PERFORMANCE
- G266472t7 : CHECK THE FUEL LEVEL SENSOR REFERENCE GROUND
- G266472t8 : CHECK THE FUEL LEVEL SENSOR REFERENCE GROUND CIRCUIT FOR HIGH RESISTANCE
- G266472t9 : CHECK THE FUEL LEVEL SENSOR (EMPTY)
- G266472t10 : CHECK THE FUEL LEVEL SENSOR (FULL)
- G266472t11 : CHECK THE FUEL LEVEL SENSOR SIGNAL WIRE FOR HIGH RESISTANCE
- PINPOINT TEST G266472p4 : CHECK THE FUEL PRESSURE REGULATOR FUNCTION
- PINPOINT TEST G266472p1 : DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208; FUEL INJECTOR CIRCUIT MALFUNCTION
- Fuel System Safety Precautions
- Removal & Installation
- Fuel System - General Information
- Fuel Tank & Lines
- Description & Operation
- Diagnosis & Testing
- Special Service Tools
- Symptom Chart
- Pinpoint Test A: P1230
- A1: Retrieve DTCS
- A2: Check Fuse
- A3: Check Short To Supply
- A4: Check Supply Voltage
- A5: Check Circuit Continuity
- A6: Check Fuel Pump Drawn Current
- A7: Check B+ At Relay Coil
- A8: Check Relay Coil Circuit Continuity
- A9: Check ECM Ground Continuity
- A10: Check Fuel Pump Continuity
- A11: Check Fuel Pump Ground Continuity
- A12: Check Circuit Continuity
- A13: Check Harness Short To Ground
- A14: Check Core To Core Insulation
- A15: Check Core To Core Insulation
- A16: End
- Pinpoint Test B: P0460
- Removal & Installation
- Fuel Charging & Controls
- Ignition System
- Engine Ignition
- Specification
- Description & operation
- Diagnosis & Testing
- Engine Ignition
- Inspection and Verification
- Visual Inspection Chart
- Driver Information Chart
- Default mode Definitions
- Diagnostic Trouble Code (DTC) index
- Pinpoint Tests
- PINPOINT TEST G222863p1 : DTC P0300, P0351, P0352, P0353, P0354, P0355, P0356, P0357, P0358; RANDOM MISFIRE DETECTED, COIL PRIMARY/SECONDARY CIRCUIT MALFUNCTION
- G222863t1 : CHECK COIL FUNCTION BY SUBSTITUTION
- G222863t2 : CHECK THE IGNITION COIL SUPPLY VOLTAGE CIRCUIT
- G222863t3 : CHECK THE IGNITION COIL GROUND CIRCUIT FOR HIGH RESISTANCE
- G222863t4 : CHECK THE POWER SUPPLIES TO THE IGNITION MODULES
- G222863t5 : CHECK THE GROUNDS TO THE IGNITION MODULES
- G222863t6 : CHECK THE CIRCUIT BETWEEN THE IGNITION MODULES AND THE ECM FOR HIGH RESISTANCE
- PINPOINT TEST G222863p1 : DTC P0300, P0351, P0352, P0353, P0354, P0355, P0356, P0357, P0358; RANDOM MISFIRE DETECTED, COIL PRIMARY/SECONDARY CIRCUIT MALFUNCTION
- Engine Ignition
- Removal & Installation
- Engine Ignition
- Mode 6 Data - AJ26 Engine MGT. System
- Engine Controls - Pin Voltage Charts
- Remove, Overhaul & Install
- Acceleration Control
- Electronic Engine Controls
- Specification
- Description & Operation
- Engine Sensors
- Electronic Engine Control
- Engine Control Module (ECM)
- Throttle Position (TP) Sensor
- Camshaft Position (CMP) Sensor
- Crankshaft Position (CKP) Sensor
- Engine Coolant Temperature (ECT) Sensor
- Intake Air Temperature (IAT) Sensor
- Knock Sensor (KS)
- Heated Oxygen Sensor (HO2S)
- Oxygen Sensor (O2S)
- Variable Valve Timing (VVT) Solenoid
- Mass Air Flow (MAF) Sensor
- Engine Harness Connectors
- Circuit Diagrams (extracts only)
- Diagnosis & Testing
- Inspection and Verification
- Visual Inspection Chart
- Driver Information Chart
- Default mode Definitions
- Diagnostic Trouble Code (DTC) Index
- Pinpoint Tests
- PINPOINT TEST G270236p1 : DTC P0101, P0102, P0103; MASS AIR FLOW (MAF) SENSOR RANGE/PERFORMANCE, HIGH/LOW VOLTAGE
- G270236t1 : CHECK THE MAF SENSOR SENSE CIRCUIT FOR HIGH RESISTANCE
- G270236t2 : CHECK THE MAF SENSOR SENSE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t3 : CHECK THE MAF SENSOR SENSE CIRCUIT FOR SHORT TO GROUND
- G270236t4 : CHECK THE MAF SENSOR SUPPLY CIRCUIT VOLTAGE
- G270236t5 : CHECK THE MAF SENSOR SUPPLY CIRCUIT FOR HIGH RESISTANCE
- PINPOINT TEST G270236p2 : DTC P0111, P0112, P0113; INTAKE AIR TEMPERATURE (IAT) SENSOR RANGE/PERFORMANCE, HIGH/LOW VOLTAGE
- PINPOINT TEST G270236p3 : DTC P0116, P0117, P0118; ENGINE COOLANT TEMPERATURE (ECT) SENSOR RANGE/PERFORMANCE, HIGH/LOW VOLTAGE
- PINPOINT TEST G270236p4 : DTC P0121, P0122, P0123; THROTTLE POSITION (TP) SENSOR RANGE/PERFORMANCE, HIGH/LOW VOLTAGE
- PINPOINT TEST G270236p5 : DTC P0131, P0132, P0133; RIGHT-HAND H02S LOW/HIGH VOLTAGE, SLOW RESPONSE
- PINPOINT TEST G270236p6 : DTC P0133, P0135; RIGHT-HAND H02S HEATER CIRCUIT MALFUNCTION
- PINPOINT TEST G270236p7 : DTC P0137, P0138; RIGHT-HAND CATALYST MONITOR SENSOR LOW/HIGH VOLTAGE, NO ACTIVITY
- G270236t23 : CHECK THE CATALYST MONITOR SENSOR SENSE CIRCUIT FOR HIGH RESISTANCE
- G270236t24 : CHECK THE CATALYST MONITOR SENSOR SENSE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t25 : CHECK THE CATALYST MONITOR SENSOR SENSE CIRCUIT FOR SHORT TO GROUND
- G270236t26 : CHECK THE CATALYST MONITOR SENSOR GROUND CIRCUIT FOR OPEN CIRCUIT
- PINPOINT TEST G270236p8 : DTC P0151, P0152, P0153; LEFT-HAND H02S LOW/HIGH VOLTAGE, SLOW RESPONSE
- PINPOINT TEST G270236p9 : DTC P0153, P0155; LEFT-HAND H02S HEATER CIRCUIT MALFUNCTION
- PINPOINT TEST G270236p10 : DTC P0157, P0158; LEFT-HAND CATALYST MONITOR SENSOR LOW/HIGH VOLTAGE, NO ACTIVITY
- G270236t35 : CHECK THE CATALYST MONITOR SENSOR SENSE CIRCUIT FOR HIGH RESISTANCE
- G270236t36 : CHECK THE CATALYST MONITOR SENSOR SENSE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t37 : CHECK THE CATALYST MONITOR SENSOR SENSE CIRCUIT FOR SHORT TO GROUND
- G270236t38 : CHECK THE CATALYST MONITOR SENSOR GROUND CIRCUIT FOR OPEN CIRCUIT
- PINPOINT TEST G270236p11 : DTC P0222, P0223; THROTTLE POSITION (TP) SENSOR CIRCUIT 2 LOW VOLTAGE
- PINPOINT TEST G270236p12 : DTC P0327, P0328; RIGHT-HAND KNOCK SENSOR (KS) CIRCUIT OUT OF RANGE (LOW VOLTAGE)
- PINPOINT TEST G270236p13 : DTC P0332, P0333; LEFT-HAND KNOCK SENSOR (KS) CIRCUIT OUT OF RANGE (LOW VOLTAGE)
- PINPOINT TEST G270236p14 : DTC P0335; CRANKSHAFT POSITION (CKP) SENSOR CIRCUIT MALFUNCTION
- G270236t47 : CHECK THE CKP SENSOR FOR CORRECT INSTALLATION
- G270236t48 : CHECK THE CKP SENSOR FOR DEBRIS
- G270236t49 : CHECK THE CKP SENSOR SENSE CIRCUIT FOR HIGH RESISTANCE
- G270236t50 : CHECK THE CKP SENSOR SENSE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t51 : CHECK THE CKP SENSOR SENSE CIRCUIT FOR SHORT TO GROUND
- PINPOINT TEST G270236p15 : DTC P0340; CAMSHAFT POSITION (CMP) SENSOR CIRCUIT MALFUNCTION
- G270236t52 : CHECK THE CMP SENSOR FOR CORRECT INSTALLATION
- G270236t53 : CHECK THE CMP SENSOR FOR FOREIGN DEBRIS
- G270236t54 : CHECK THE CMP SENSOR SENSE CIRCUIT FOR HIGH RESISTANCE
- G270236t55 : CHECK THE CMP SENSOR SENSE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t56 : CHECK THE CMP SENSOR SENSE CIRCUIT FOR SHORT TO GROUND
- PINPOINT TEST G270236p16 : DTC P0560; VEHICLE VOLTAGE MALFUNCTION
- PINPOINT TEST G270236p17 : DTC P1112, P1113; INTAKE AIR TEMPERATURE (IAT) SENSOR #2 SENSE CIRCUIT HIGH/LOW VOLTAGE
- PINPOINT TEST G270236p18 : DTC P1121, P1122, P1123; ACCELERATOR PEDAL POSITION (APP) SENSOR CIRCUIT "A" RANGE/PERFORMANCE, HIGH/LOW VOLTAGE
- G270236t63 : CHECK THE APP SENSOR SENSE CIRCUIT FOR HIGH RESISTANCE
- G270236t64 : CHECK THE APP SENSOR SENSE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t65 : CHECK THE APP SENSOR SENSE CIRCUIT FOR SHORT TO GROUND
- G270236t66 : CHECK THE APP SENSOR COMMON REFERENCE VOLTAGE AT THE SENSOR
- G270236t67 : CHECK THE APP SENSOR COMMON REFERENCE VOLTAGE CIRCUIT
- G270236t68 : CHECK THE APP SENSOR COMMON REFERENCE GROUND
- G270236t69 : CHECK THE APP SENSOR COMMON REFERENCE GROUND CIRCUIT
- PINPOINT TEST G270236p19 : DTC P1221, P1222, P1223; ACCELERATOR PEDAL POSITION (APP) SENSOR CIRCUIT "B" RANGE/PERFORMANCE, HIGH/LOW VOLTAGE
- G270236t70 : CHECK THE APP SENSOR SENSE CIRCUIT FOR HIGH RESISTANCE
- G270236t71 : CHECK THE APP SENSOR SENSE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t72 : CHECK THE APP SENSOR SENSE CIRCUIT FOR SHORT TO GROUND
- G270236t73 : CHECK THE APP SENSOR COMMON REFERENCE VOLTAGE AT THE SENSOR
- G270236t74 : CHECK THE APP SENSOR COMMON REFERENCE VOLTAGE CIRCUIT
- G270236t75 : CHECK THE APP SENSOR COMMON REFERENCE GROUND
- G270236t76 : CHECK THE APP SENSOR COMMON REFERENCE GROUND CIRCUIT
- PINPOINT TEST G270236p20 : DTC P1224, P1229; THROTTLE CONTROL POSITION SENSOR ERROR/THROTTLE MOTOR CONTROL CIRCUIT MALFUNCTION
- G270236t77 : CHECK THE TP SENSOR TO ECM SENSE CIRCUIT 1 FOR HIGH RESISTANCE
- G270236t78 : CHECK THROTTLE MOTOR RELAY CONSTANT SUPPLY
- G270236t79 : CHECK THROTTLE MOTOR RELAY EMS SWITCHED SUPPLY
- G270236t80 : CHECK THROTTLE MOTOR RELAY TO ECM CIRCUIT FOR HIGH RESISTANCE
- G270236t81 : CHECK THROTTLE MOTOR RELAY OUTPUT TO ECM
- G270236t82 : CHECK THROTTLE MOTOR TO ECM DRIVE SUPPLY CIRCUIT FOR HIGH RESISTANCE
- G270236t83 : CHECK THROTTLE MOTOR TO ECM DRIVE GROUND CIRCUIT FOR HIGH RESISTANCE
- G270236t84 : CHECK THROTTLE MOTOR TO ECM DRIVE SUPPLY CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t85 : CHECK THROTTLE MOTOR TO ECM DRIVE SUPPLY CIRCUIT FOR SHORT TO GROUND
- PINPOINT TEST G270236p21 : DTC P1226; MECHANICAL GUARD SENSOR RANGE/PERFORMANCE, HIGH/LOW VOLTAGE
- PINPOINT TEST G270236p22 : DTC P1230; FUEL PUMP RELAY MALFUNCTION
- G270236t90 : CHECK THE FUEL PUMP RELAY TO ECM CIRCUIT FOR HIGH RESISTANCE
- G270236t91 : CHECK THE FUEL PUMP RELAY TO ECM CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t92 : CHECK THE FUEL PUMP RELAY TO ECM CIRCUIT FOR SHORT TO GROUND
- G270236t93 : CHECK THE FUEL PUMP RELAY CONSTANT POWER SUPPLY
- G270236t94 : CHECK THE FUEL PUMP RELAY IGNITION SWITCHED POWER SUPPLY
- G270236t95 : CHECK THE FUEL PUMP RELAY ECM SWITCHED GROUND SUPPLY
- PINPOINT TEST G270236p23 : DTC P1240, P1241, P1242; SENSOR REFERENCE VOLTAGE MALFUNCTION, HIGH/LOW VOLTAGE (THROTTLE SENSORS, FUEL TANK PRESSURE SENSOR)
- G270236t96 : CHECK THE REFERENCE VOLTAGE AT THE APP SENSOR/MECHANICAL GUARD SENSOR
- G270236t97 : CHECK THE APP SENSOR/MECHANICAL GUARD SENSOR REFERENCE VOLTAGE CIRCUIT FOR HIGH RESISTANCE
- G270236t98 : CHECK THE APP SENSOR/MECHANICAL GUARD SENSOR REFERENCE VOLTAGE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t99 : CHECK THE APP SENSOR/MECHANICAL GUARD SENSOR REFERENCE VOLTAGE CIRCUIT FOR SHORT TO GROUND
- G270236t100 : CHECK THE REFERENCE VOLTAGE AT THE THROTTLE POSITION SENSOR
- G270236t101 : CHECK THE THROTTLE POSITION SENSOR REFERENCE VOLTAGE CIRCUIT FOR HIGH RESISTANCE
- G270236t102 : CHECK THE THROTTLE POSITION SENSOR REFERENCE VOLTAGE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t103 : CHECK THE THROTTLE POSITION SENSOR REFERENCE VOLTAGE CIRCUIT FOR SHORT TO GROUND
- G270236t104 : CHECK THE REFERENCE VOLTAGE AT THE FUEL TANK PRESSURE SENSOR
- G270236t105 : CHECK THE FUEL TANK PRESSURE SENSOR REFERENCE VOLTAGE CIRCUIT FOR HIGH RESISTANCE
- G270236t106 : CHECK THE FUEL TANK PRESSURE SENSOR REFERENCE VOLTAGE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t107 : CHECK THE FUEL TANK PRESSURE SENSOR REFERENCE VOLTAGE CIRCUIT FOR SHORT TO GROUND
- PINPOINT TEST G270236p24 : DTC P1243; SENSOR REFERENCE GROUND MALFUNCTION (THROTTLE SENSORS, FUEL TANK PRESSURE SENSOR, ECT, IAT, IAT 2 SENSORS)
- G270236t108 : CHECK THE SENSOR REFERENCE GROUND AT THE THROTTLE SENSORS
- G270236t109 : CHECK THE THROTTLE SENSOR REFERENCE GROUND CIRCUIT FOR HIGH RESISTANCE
- G270236t110 : CHECK THE SENSOR REFERENCE GROUND AT THE APP SENSOR/MECHANICAL GUARD SENSOR
- G270236t111 : CHECK THE APP SENSOR/MECHANICAL GUARD SENSOR REFERENCE GROUND CIRCUIT FOR HIGH RESISTANCE
- G270236t112 : CHECK THE SENSOR REFERENCE GROUND AT THE FUEL TANK PRESSURE SENSOR
- G270236t113 : CHECK THE FUEL TANK PRESSURE SENSOR REFERENCE GROUND CIRCUIT FOR HIGH RESISTANCE
- G270236t114 : CHECK THE SENSOR REFERENCE GROUND AT THE ECT SENSOR
- G270236t115 : CHECK THE ECT SENSOR REFERENCE GROUND CIRCUIT FOR HIGH RESISTANCE
- G270236t116 : CHECK THE SENSOR REFERENCE GROUND AT THE IAT SENSOR (MAF)
- G270236t117 : CHECK THE IAT SENSOR REFERENCE GROUND CIRCUIT FOR HIGH RESISTANCE
- G270236t118 : CHECK THE SENSOR REFERENCE GROUND AT THE IAT SENSOR #2
- G270236t119 : CHECK THE IAT SENSOR #2 REFERENCE GROUND CIRCUIT FOR HIGH RESISTANCE
- PINPOINT TEST G270236p25 : DTC P1245, P1246; ENGINE CRANK SIGNAL LOW/HIGH VOLTAGE
- PINPOINT TEST G270236p26 : DTC P1260; SECURITY INPUT MALFUNCTION
- PINPOINT TEST G270236p29 : DTC P1474; INTERCOOLER COOLANT PUMP RELAY MALFUNCTION
- G270236t129 : CHECK THE INTERCOOLER PUMP RELAY TO ECM DRIVE CIRCUIT FOR HIGH RESISTANCE
- G270236t130 : CHECK THE INTERCOOLER PUMP RELAY TO ECM DRIVE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t131 : CHECK THE INTERCOOLER PUMP RELAY TO ECM DRIVE CIRCUIT FOR SHORT TO GROUND
- G270236t132 : CHECK THE INTERCOOLER PUMP RELAY GROUND CIRCUIT
- PINPOINT TEST G270236p30 : DTC P1475; RADIATOR FANS SLOW (SERIES) CIRCUIT MALFUNCTION
- G270236t133 : CHECK THE RADIATOR FAN MODULE TO ECM "SERIES" DRIVE CIRCUIT FOR HIGH RESISTANCE
- G270236t134 : CHECK THE RADIATOR FAN MODULE TO ECM "SERIES" DRIVE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t135 : CHECK THE RADIATOR FAN MODULE TO ECM "SERIES" DRIVE CIRCUIT FOR SHORT TO GROUND
- G270236t136 : CHECK THE RADIATOR FAN MODULE IGNITION SUPPLY
- PINPOINT TEST G270236p31 : DTC P1476; RADIATOR FANS FAST (PARALLEL) CIRCUIT MALFUNCTION
- G270236t137 : CHECK THE RADIATOR FAN MODULE TO ECM "PARALLEL" DRIVE CIRCUIT FOR HIGH RESISTANCE
- G270236t138 : CHECK THE RADIATOR FAN MODULE TO ECM "PARALLEL" DRIVE CIRCUIT FOR SHORT TO HIGH VOLTAGE
- G270236t139 : CHECK THE RADIATOR FAN MODULE TO ECM "PARALLEL" DRIVE CIRCUIT FOR SHORT TO GROUND
- G270236t140 : CHECK THE RADIATOR FAN MODULE IGNITION SUPPLY
- PINPOINT TEST G270236p32 : DTC P1516, P1517; GEAR CHANGE PARK/NEUTRAL DRIVING MALFUNCTION
- PINPOINT TEST G270236p33 : DTC P1606; EMS CONTROL RELAY MALFUNCTION
- PINPOINT TEST G270236p35 : DTC P1646; FUEL PUMP 2 (SC) RELAY MALFUNCTION
- PINPOINT TEST G270236p34 : CHECK ROCHESTER VALVE FUNCTION
- PINPOINT TEST G270236p1 : DTC P0101, P0102, P0103; MASS AIR FLOW (MAF) SENSOR RANGE/PERFORMANCE, HIGH/LOW VOLTAGE
- Removal & Installation
- Camshaft Position (CMP) Sensor (18.30.63)
- Catalyst Monitor Sensor LH (18.30.81)
- Catalyst Monitor Sensor RH (18.30.80)
- Crankshaft Position (CKP) Sensor (18.30.12)
- Engine Control Module (ECM) (18.30.01)
- Engine Coolant Temperature (ECT) Sensor - Vehicles Without: Supercharger (18.30.10)
- Engine Coolant Temperature (ECT) Sensor - Vehicles With: Supercharger (18.30.10)
- Heated Oxygen Sensor (HO2S) LH (18.30.79)
- Heated Oxygen Sensor (HO2S) RH (18.30.78)
- Intake Air Temperature (IAT) Sensor (18.30.52)
- Knock Sensor (KS) LH - Vehicles Without: Supercharger (18.30.92)
- Knock Sensor (KS) LH - Vehicles With: Supercharger (18.30.92)
- Knock Sensor (KS) RH - Vehicles Without: Supercharger (18.30.93)
- Knock Sensor (KS) RH - Vehicles With: Supercharger (18.30.93)
- Mass Air Flow (MAF) Sensor (18.30.15)
- Variable Camshaft Timing (VCT) Oil Control Solenoid (18.30.90)
- Engine Controls - Removal, Overhaul & Installation
- Introduction
- Computerized Engine Controls
- Emission Control
- Engine Sensors
- Fuel System
- Engine Emission Control
- Specifications
- Description & Operation
- Diagnosis & Testing
- Engine Emission Control
- Inspection and Verification
- Visual Inspection Chart
- Diagnostic Trouble Code (DTC) Index
- Pinpoint Tests
- PINPOINT TEST G222870p1 : DTC P0400, P0405; EGR VALVE FLOW MALFUNCTION/DRIVE CIRCUITS OPEN CIRCUIT
- G222870t1 : CHECK THE EMS POWER SUPPLIES TO THE EGR VALVE
- G222870t2 : CHECK THE EGR VALVE COIL WINDINGS FOR CONTINUITY
- G222870t3 : CHECK THE EGR VALVE COIL WINDINGS TO POWER SUPPLY CIRCUIT FOR CONTINUITY
- G222870t4 : CHECK THE EGR VALVE TO ECM CIRCUITS FOR OPEN CIRCUIT
- G222870t5 : CHECK THE EGR VALVE TO ECM CIRCUITS FOR SHORT TO HIGH VOLTAGE
- G222870t6 : CHECK THE EGR VALVE TO ECM CIRCUITS FOR SHORT TO GROUND
- PINPOINT TEST G222870p1 : DTC P0400, P0405; EGR VALVE FLOW MALFUNCTION/DRIVE CIRCUITS OPEN CIRCUIT
- Engine Emission Control
- Removal & Installation
- Evaporative Emissions
- Description & Operation
- Diagnosis & Testing
- Preliminary Inspection
- Visual Inspection Chart
- Diagnostic Drive Cycles
- Diagnostic Trouble Code (DTC) index/Symptom Chart
- Pinpoint Tests
- PINPOINT TEST G270270p1 : P0442, P0455; SYSTEM LEAK DETECTED
- PINPOINT TEST G270270p2 : P0443; CANISTER PURGE VALVE MALFUNCTION
- PINPOINT TEST G270270p3 : P0444, P0445; PURGE VALVE CIRCUIT OPEN/SHORT CIRCUIT
- PINPOINT TEST G270270p4 : P0446; CANISTER CLOSE VALVE (CCV) STUCK CLOSED OR RESTRICTED FLOW
- PINPOINT TEST G270270p5 : P0447, P0448; CANISTER CLOSE VALVE CIRCUIT OPEN/SHORT CIRCUIT
- PINPOINT TEST G270270p6 : P0450; FUEL TANK PRESSURE (FTP) SENSOR MALFUNCTION
- PINPOINT TEST G270270p7 : P0452, P0453; FUEL TANK PRESSURE (FTP) SENSOR LOW/HIGH VOLTAGE
- G270270t9 : CHECK THE FTP SENSOR SENSE CIRCUIT FOR HIGH RESISTANCE
- G270270t10 : CHECK THE FTP SENSOR SENSE CIRCUIT FOR SHORT CIRCUIT TO GROUND
- G270270t11 : CHECK THE FTP SENSOR SENSE CIRCUIT FOR SHORT CIRCUIT TO HIGH VOLTAGE
- G270270t12 : CHECK THE FTP SENSOR SIGNAL GROUND CIRCUIT FOR HIGH RESISTANCE
- G270270t13 : CHECK THE FTP SENSOR SIGNAL GROUND CIRCUIT FOR SHORT CIRCUIT TO GROUND
- G270270t14 : CHECK THE FTP SENSOR POWER SUPPLY CIRCUIT FOR HIGH RESISTANCE
- G270270t15 : CHECK THE FTP SENSOR WIRING FOR SHORT CIRCUIT TO EACH OTHER
- Removal & Installation
- Sensor Range Charts
- Specifications
- System
- Engine Controls - Basic Diagnostic Procedures
- Engine Controls - Self-Diagnostics
- Description & Operation
- Self-Diagnostic System
- Summary
- Connector Identification
- Diagnostic Trouble Code Identification
- Diagnostic Tests
- DTC P0101: Mass Airflow Sensor Performance
- DTC P0102, P0103 & P1104: Mass Airflow Sensor Circuit
- DTC P0111 & P0112: Intake Air Temperature Sensor
- DTC P0113: Intake Air Temperature Sensor
- DTC P0116: Engine Coolant Temperature Sensor Performance & DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control
- DTC P0117: Engine Coolant Temperature Sensor Circuit Low Input (XJ Series)
- DTC P0117: Engine Coolant Temperature Sensor Circuit Low Input (XK8)
- DTC P0118: Engine Coolant Temperature Sensor Circuit High Input (XJ Series)
- DTC P0118: Engine Coolant Temperature Sensor Circuit High Input (XK8)
- DTC P0121: Throttle Position Sensor "A" Performance
- DTC P0122: Throttle Position Sensor "A" Voltage Low Or DTC P0222: Throttle Position Sensor "B" Voltage Low
- DTC P0123: Throttle Position Sensor "A" Voltage High Or DTC P0223: Throttle Position Sensor "B" Voltage High
- DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control
- DTC P0131, P0132 & P0135: Ho2S Circuit Low/High Voltage Or Heater Circuit Malfunction (Bank No. 1, Sensor No. 1)
- DTC P0133: Ho2S Sensor Circuit Slow Response (Bank No. 1, Sensor No. 1)
- DTC P0135: Ho2S Heater Circuit Malfunction (Bank No. 1, Sensor No. 1)
- DTC P0137 & P0138: Oxygen Sensor Low/High Voltage (Bank No. 1, Sensor No. 2)
- DTC P0140: Oxygen Sensor No Signal Or Poor Signal Detected (Bank No. 1, Sensor No. 2)
- DTC P0151, P0152 & P0155: Ho2S Sensor Circuit Low/High Voltage Or Heater Circuit Malfunction (Bank No. 2, Sensor No. 1)
- DTC P0153: Ho2S Sensor Circuit Slow Response (Bank No. 2, Sensor No. 1)
- DTC P0155: Ho2S Sensor Heater Circuit Malfunction (Bank No. 2, Sensor No. 1)
- DTC P0157 & P0158: Oxygen Sensor Circuit Low/High Voltage (Bank No. 2, Sensor No. 2)
- DTC P0160: Oxygen Sensor No Signal Or Poor Signal Detected (Bank No. 2, Sensor No. 2)
- DTC P0171, P0172, P0174 Or P0175: System Too Lean/Rich
- DTC P0201-P0208: Injector Circuit
- DTC P0222: Throttle Position Sensor "B" Voltage Low
- DTC P0223: Throttle Position Sensor "B" Voltage High
- DTC P0300-P0308, P1313, P1314 & P1316: Misfire
- DTC P0327, P0328, P0332 & P0333: Knock Sensor
- DTC P0335: Crankshaft Position Sensor Circuit
- DTC P0340: Camshaft Position Sensor Circuit Or P1336: Crankshaft Or Camshaft Position Sensor Performance
- DTC P0351-P0358: Ignition Coil Circuit Malfunction
- DTC P0400: EGR Flow Malfunction (XJR)
- DTC P0405: EGR Sensor Circuit Low (XJR)
- DTC P0406: EGR Sensor Circuit High (XJR)
- DTC P0420 & P0430: Catalyst Efficiency Below Threshold
- DTC P0441: EVAP Control System (XK8)
- DTC P0442: EVAP Control System Leak Detected (XJ Series)
- DTC P0444 & P0445: EVAP Control System Purge Valve (XJ Series)
- DTC P0444 & P0445: EVAP Control System Purge Valve (XK8)
- DTC P0447 & P0448: EVAP Control System Canister Close Valve Circuit (XJ Series)
- DTC P0452 & P0453: Fuel Tank Pressure Sensor
- DTC P0460: Fuel Level Sensor
- DTC P0506 & P0507: Idle Speed Control System
- DTC P0560: System Voltage Malfunction
- DTC P0603: Internal ECM Error
- DTC P1104: Mass Airflow Sensor
- DTC P1112: Intake Air Temperature Sensor No. 2 High Voltage (XJR)
- DTC P1113: Intake Air Temperature Sensor No. 2 Low Voltage (XJR)
- DTC P1224: Electronic Throttle Control Position Error
- DTC P1226: Mechanical Guard Circuit Range
- DTC P1227 & P1228: Mechanical Guard Circuit Low Or High Input
- DTC P1229: Throttle Control Circuit Malfunction
- DTC P1230: Fuel Pump Relay Malfunction
- DTC P1240: Sensor Power Supply Malfunction
- DTC P1241-P1242: Sensor Power Supply Low Or High Input
- DTC P1243: Analog Ground Malfunction
- DTC P1245-P1246: Crank Signal Low Or High Input
- DTC P1313, P1314 & P1316: Misfire, Catalyst Damage/Excess Emissions
- DTC P1336: Camshaft Position Sensor (CMP) Circuit
- DTC P1367: Ignition System Failure Group 1
- DTC P1368: Ignition System Failure Group 2
- DTC P1392 & P1397: Variable Valve Timing Solenoid Low Input
- DTC P1393 & P1398: Variable Valve Timing Solenoid High Input
- DTC P1396 Variable Valve Timing (VVT) Solenoid "B" Malfunction
- DTC P1397: Variable Valve Timing Solenoid "B" Low Input
- DTC P1398: Variable Valve Timing Solenoid "B" High Input
- DTC P1474: INTERCOOLER Coolant Pump Relay Malfunction
- DTC P1516: Park/Neutral Malfunction
- DTC P1609: Internal ECM Error
- DTC P1611: Throttle Target Malfunction
- DTC P1612: Throttle Offset Malfunction
- DTC P1646: Secondary Fuel Pump Relay Malfunction (XJR)
- Engine Controls - System & Component Testing
- Engine Controls - Trouble Shooting - No Codes
- Fuel System - General Information
- Testing & Diagnosis
- Engine Controls - Basic Diagnostic Procedures
- Engine Controls - Self-Diagnostics
- Description & Operation
- Self-Diagnostic System
- Summary
- Connector Identification
- Diagnostic Trouble Code Identification
- Diagnostic Tests
- DTC P0101: Mass Airflow Sensor Performance
- DTC P0102, P0103 & P1104: Mass Airflow Sensor Circuit
- DTC P0111 & P0112: Intake Air Temperature Sensor
- DTC P0113: Intake Air Temperature Sensor
- DTC P0116: Engine Coolant Temperature Sensor Performance & DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control
- DTC P0117: Engine Coolant Temperature Sensor Circuit Low Input (XJ Series)
- DTC P0117: Engine Coolant Temperature Sensor Circuit Low Input (XK8)
- DTC P0118: Engine Coolant Temperature Sensor Circuit High Input (XJ Series)
- DTC P0118: Engine Coolant Temperature Sensor Circuit High Input (XK8)
- DTC P0121: Throttle Position Sensor "A" Performance
- DTC P0122: Throttle Position Sensor "A" Voltage Low Or DTC P0222: Throttle Position Sensor "B" Voltage Low
- DTC P0123: Throttle Position Sensor "A" Voltage High Or DTC P0223: Throttle Position Sensor "B" Voltage High
- DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control
- DTC P0131, P0132 & P0135: Ho2S Circuit Low/High Voltage Or Heater Circuit Malfunction (Bank No. 1, Sensor No. 1)
- DTC P0133: Ho2S Sensor Circuit Slow Response (Bank No. 1, Sensor No. 1)
- DTC P0135: Ho2S Heater Circuit Malfunction (Bank No. 1, Sensor No. 1)
- DTC P0137 & P0138: Oxygen Sensor Low/High Voltage (Bank No. 1, Sensor No. 2)
- DTC P0140: Oxygen Sensor No Signal Or Poor Signal Detected (Bank No. 1, Sensor No. 2)
- DTC P0151, P0152 & P0155: Ho2S Sensor Circuit Low/High Voltage Or Heater Circuit Malfunction (Bank No. 2, Sensor No. 1)
- DTC P0153: Ho2S Sensor Circuit Slow Response (Bank No. 2, Sensor No. 1)
- DTC P0155: Ho2S Sensor Heater Circuit Malfunction (Bank No. 2, Sensor No. 1)
- DTC P0157 & P0158: Oxygen Sensor Circuit Low/High Voltage (Bank No. 2, Sensor No. 2)
- DTC P0160: Oxygen Sensor No Signal Or Poor Signal Detected (Bank No. 2, Sensor No. 2)
- DTC P0171, P0172, P0174 Or P0175: System Too Lean/Rich
- DTC P0201-P0208: Injector Circuit
- DTC P0222: Throttle Position Sensor "B" Voltage Low
- DTC P0223: Throttle Position Sensor "B" Voltage High
- DTC P0300-P0308, P1313, P1314 & P1316: Misfire
- DTC P0327, P0328, P0332 & P0333: Knock Sensor
- DTC P0335: Crankshaft Position Sensor Circuit
- DTC P0340: Camshaft Position Sensor Circuit Or P1336: Crankshaft Or Camshaft Position Sensor Performance
- DTC P0351-P0358: Ignition Coil Circuit Malfunction
- DTC P0400: EGR Flow Malfunction (XJR)
- DTC P0405: EGR Sensor Circuit Low (XJR)
- DTC P0406: EGR Sensor Circuit High (XJR)
- DTC P0420 & P0430: Catalyst Efficiency Below Threshold
- DTC P0441: EVAP Control System (XK8)
- DTC P0442: EVAP Control System Leak Detected (XJ Series)
- DTC P0444 & P0445: EVAP Control System Purge Valve (XJ Series)
- DTC P0444 & P0445: EVAP Control System Purge Valve (XK8)
- DTC P0447 & P0448: EVAP Control System Canister Close Valve Circuit (XJ Series)
- DTC P0452 & P0453: Fuel Tank Pressure Sensor
- DTC P0460: Fuel Level Sensor
- DTC P0506 & P0507: Idle Speed Control System
- DTC P0560: System Voltage Malfunction
- DTC P0603: Internal ECM Error
- DTC P1104: Mass Airflow Sensor
- DTC P1112: Intake Air Temperature Sensor No. 2 High Voltage (XJR)
- DTC P1113: Intake Air Temperature Sensor No. 2 Low Voltage (XJR)
- DTC P1224: Electronic Throttle Control Position Error
- DTC P1226: Mechanical Guard Circuit Range
- DTC P1227 & P1228: Mechanical Guard Circuit Low Or High Input
- DTC P1229: Throttle Control Circuit Malfunction
- DTC P1230: Fuel Pump Relay Malfunction
- DTC P1240: Sensor Power Supply Malfunction
- DTC P1241-P1242: Sensor Power Supply Low Or High Input
- DTC P1243: Analog Ground Malfunction
- DTC P1245-P1246: Crank Signal Low Or High Input
- DTC P1313, P1314 & P1316: Misfire, Catalyst Damage/Excess Emissions
- DTC P1336: Camshaft Position Sensor (CMP) Circuit
- DTC P1367: Ignition System Failure Group 1
- DTC P1368: Ignition System Failure Group 2
- DTC P1392 & P1397: Variable Valve Timing Solenoid Low Input
- DTC P1393 & P1398: Variable Valve Timing Solenoid High Input
- DTC P1396 Variable Valve Timing (VVT) Solenoid "B" Malfunction
- DTC P1397: Variable Valve Timing Solenoid "B" Low Input
- DTC P1398: Variable Valve Timing Solenoid "B" High Input
- DTC P1474: INTERCOOLER Coolant Pump Relay Malfunction
- DTC P1516: Park/Neutral Malfunction
- DTC P1609: Internal ECM Error
- DTC P1611: Throttle Target Malfunction
- DTC P1612: Throttle Offset Malfunction
- DTC P1646: Secondary Fuel Pump Relay Malfunction (XJR)
- Engine Controls - System & Component Testing
- Engine Controls - Trouble Shooting - No Codes
- Fuel System - General Information
- Theory and Operation
- Engine Controls - Theory & Operation
- Introduction
- Air Induction System
- Fail-Safe Cooling System (S-Type V6)
- Variable Valve Timing
- Computerized Engine Controls
- Engine Control Module (XJR, XJ8 & XK8)
- Powertrain Control Module (S-Type)
- Input Devices
- Notes
- Accelerator Pedal Position Sensor (XJR, XJ8 & XK8)
- Accelerator Pedal Position Sensor (S-Type)
- Air Conditioning Signal
- Barometric Pressure (BARO) Sensor
- Camshaft Position (CMP) Sensor
- Crankshaft Position (CKP) Sensor
- Cylinder Head Temperature (CHT) Sensor - V6
- Engine Coolant Temperature (ECT) Sensor - V8
- Heated Oxygen Sensor (HO2S)
- Intake Air Temperature (IAT) Sensor
- Knock Sensor (KS)
- Manifold Air Pressure (MAP) Sensor
- Mass Airflow (MAF) Sensor
- Mechanical Guard Position Sensor (1999 XJR)
- Oxygen Sensor (O2S)
- Throttle Position (TP) Sensor
- Output Signals
- Fuel Delivery
- Fuel Control
- Idle Speed
- Ignition System
- Emission Systems
- Self-Diagnostic System
- Engine Controls - Theory & Operation
- Tune-Up
- Engine Ignition
- Specification
- Description & operation
- Diagnosis & Testing
- Engine Ignition
- Inspection and Verification
- Visual Inspection Chart
- Driver Information Chart
- Default mode Definitions
- Diagnostic Trouble Code (DTC) index
- Pinpoint Tests
- PINPOINT TEST G222863p1 : DTC P0300, P0351, P0352, P0353, P0354, P0355, P0356, P0357, P0358; RANDOM MISFIRE DETECTED, COIL PRIMARY/SECONDARY CIRCUIT MALFUNCTION
- G222863t1 : CHECK COIL FUNCTION BY SUBSTITUTION
- G222863t2 : CHECK THE IGNITION COIL SUPPLY VOLTAGE CIRCUIT
- G222863t3 : CHECK THE IGNITION COIL GROUND CIRCUIT FOR HIGH RESISTANCE
- G222863t4 : CHECK THE POWER SUPPLIES TO THE IGNITION MODULES
- G222863t5 : CHECK THE GROUNDS TO THE IGNITION MODULES
- G222863t6 : CHECK THE CIRCUIT BETWEEN THE IGNITION MODULES AND THE ECM FOR HIGH RESISTANCE
- PINPOINT TEST G222863p1 : DTC P0300, P0351, P0352, P0353, P0354, P0355, P0356, P0357, P0358; RANDOM MISFIRE DETECTED, COIL PRIMARY/SECONDARY CIRCUIT MALFUNCTION
- Engine Ignition
- Removal & Installation
- Engine Ignition
- Vacuum Diagrams
- General Information
- Abbreviations
- Basic Trouble Shooting
- Basic Trouble Shooting - General Information
- Commonly Used Abbreviations - General Information
- Emission Control Abbreviations
- Engine Performance - Trouble Shooting - General Information
- Brakes
- Anti-Lock Brake Safety Precautions - General Information
- Map - Brake Systems
- Brake Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Accelerometers
- Accumulators
- Anchor Pins
- Anti-Lock Brake Control Assembly(Module)
- Anti-Lock Brake Controller
- Anti-Lock Brake Systems
- Axle Seal
- Backing Plates
- Bleeder Screw
- Brake Abs Active Light (Blue)
- Brake Fluid
- Brake Friction Material
- Brake On - Off Switch
- Brake Pads
- Brake Pedals
- Brake Shoe Hardware
- Brake Shoes
- Brake Stoplight Switches
- Brake Warning Light (Amber)
- Brake Warning Light (Red)
- Bulb Sockets
- Bulbs And LEDS
- Caliper Hardware
- Caliper Mounting Pin
- Caliper Piston
- Caliper Shim
- Caliper Slider Pin (Bolt) Dust Boot
- Caliper Slider Pin (Bolt)
- Calipers
- Combination Valve
- Controllers
- Digital Ratio Axle Controllers And Buffers (Drab And Dram)
- Disable Switches
- Drums
- Electrical Brake Pumps
- Electrical Park Motor
- Electrical Pumps And Motors
- Electro-Magnetic Interference
- Electronic Brake Control Modulator
- Electronic Brake Distribution
- Electronic Brake Traction Control Module
- Electronic Controllers
- Electronic Traction Control
- External Brake Cable
- Flow Control Valve
- Fluid Level Sensor Switches
- Fluid
- Four Wheel Drive Switches
- Friction Material
- G Sensors
- Gaskets
- Gravitational Switches
- Grease Seal
- Height Sensing Proportioning Valve
- High Pressure Accumulator
- Hoses
- Hub
- Hydraulic Control Unit
- Hydraulic Modulators
- Hydro-Boosters
- Hydro-Electric Boosters (POWERMASTER)
- Ignition Disable Switches
- Lamp Driver Relay
- Lateral Acceleration Switches
- LEDS
- Lenses
- Low Pressure Accumulator
- Lug Nut
- Master Cylinder Cover Gasket
- Master Cylinders
- Modulators
- Motor Pack
- Motors
- Pads
- Parking Brake Cable
- Parking Brake Mechanism
- Parking Brake Shoes
- Parking Brake Switches
- Parking Brake Systems
- Pedal Travel Switches
- Pedals
- Power Distribution Center
- POWERMASTER
- Pressure Differential Switches
- Pressure Switches
- Pressure Transducers
- Proportioning Valve
- Pumps
- Relays
- RELUCTOR (Speed) Ring
- Rotors
- Self-Adjusting Systems
- Shoe Hardware
- Shoes
- Sockets
- Speed Sensor (RELUCTOR) Ring
- Speed Sensors (Electronic Wheel And Vehicle)
- Star Wheel
- Steel Brake Lines
- Stoplight Switches
- Stroke Sensor
- Switches
- Tires
- Tone Ring
- Toothed Rings (Tone Wheel)
- Traction Control System (TCS)
- Transfer Tubes
- Vacuum Boosters
- Vacuum Hoses
- Valves
- Wear Indicator
- Wheel Attachment Hardware
- Wheel Bearings, Races And Seals
- Wheel Cylinders
- Wiring Harnesses
- Yaw Rate Sensor
- Brake System CHECKSHEET
- Reason Code Explanation
- Automotive Terminology & Definitions
- Brake Systems
- Map - Routine Inspection Reference Guide
- Routine Inspection Reference Guide
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Maintenance Overview
- Antifreeze/Coolant
- Visual Inspection
- Radiator Cap Test
- Engine Fan
- Cooling System Power Flush And Refill
- Belts (Except Timing Belts)
- Belt TENSIONER
- Automatic Transmission Fluid
- Automatic Transmission Fluid Exchange & Filter Replacement
- Engine Oil
- Air Filters
- Cabin Air Filter
- Brake Fluid
- Battery
- Battery Cables
- Power Steering
- Power Steering Fluid
- Wiper Blades
- Routine Inspection CHECKSHEET
- Routine Inspection - UICS
- Brake Systems
- Drivetrain And Transmission
- Notes
- Automatic Transmission Fluid
- Clutch Master Cylinders
- Cooler Lines
- Coolers
- Differential Fluid
- Drain Plugs And Gaskets
- Filters And Screens
- Fluids And Lubricants
- Hoses, Lines, And Tubes
- Hydraulic Fluid
- Lubricants
- Manual Transmission Fluid
- Mounts (Engine, Transaxle And Transmission)
- Transfer Case Fluid
- Vacuum Hoses
- Electrical Systems
- Engine Performance And Maintenance
- Notes
- Accessory Belts
- Air Filter Elements
- Air Filter Gaskets
- Air Filter Housings And Gaskets
- Air Pump Belts
- Batteries
- Battery Connectors
- Belt Idler Assemblies (Accessory And Cam Belts)
- Belt TENSIONERS (Accessory And Cam Belt)
- Chemical Engine DECARBONIZATION
- Combustion Chamber Cleaning
- Coolant Recovery Tanks
- Coolant
- Distributor Caps
- Distributor Rotors
- Engine Cooling Systems
- Engine DECARBONIZATION
- Engine Oil Drain Plugs And Gaskets
- Engine Oil Filters And Canisters
- Engine Oil
- Fuel Filters
- Fuel Injector Cleaning
- Fuel Injectors
- Fuel System Cleaning Service
- Hose Clamps
- Hose Connectors
- Hose Couplers
- Hoses And Tubes (Fuel Lines, Radiator, Vacuum, By-Pass, Heater, Recovery Tank And Oil Coolers)
- Ignition Wires (Secondary)
- Intake Cleaning
- O2 Sensors
- PCV Breather Elements
- PCV Valves
- Radiator Caps And Pressurized Expansion Tank Caps
- Spark Plugs
- Thermostats And Housings
- Throttle Body Cleaning
- Timing Belts
- Vacuum Hoses, Tubes And Connections (Non-Metallic)
- Exhaust Systems
- Heating, Ventilation And Air Conditioning Systems
- Steering And Suspension, Wheel Alignment, Wheels And Tires
- Wheel & Tire Supplement
- Reason Code Explanation
- Automotive Terminology & Definitions
- Routine Inspection Reference Guide
- Check Lists
- Computer Relearn Procedures
- Driveline/Axles
- Drive Axle Noise Diagnosis - General Information
- Gear Tooth Contact Patterns - General Information
- Map - Drive Train & Transmission
- Drive Train & Transmission Systems
- Drivetrain And Transmission
- Notes
- Actuators (Electrical)
- Actuators (Vacuum)
- Automatic Transmission / Transaxle Assemblies/CVTS
- Automatic Transmission Fluid
- Axles
- Bearings And Races
- Bell Cranks
- Bell Housings
- Bushings (External)
- Cables (Speedometer)
- Cables (TV, Detent And Shift)
- Carrier Bearings
- Clutch Cables And Cable Housings
- Clutch Discs (Manual Transmissions)
- Clutch Forks
- Clutch Linkages (Mechanical)
- Clutch Master Cylinders
- Clutch Pedals
- Clutch Pivots
- Clutch Pressure Plates
- Clutch Release Bearings
- Clutch Slave Cylinders (Concentric)
- Clutch Slave Cylinders (Conventional Or External)
- Companion Flanges
- Connectors
- Cooler Bypass Valves
- Cooler Lines
- Coolers
- CV Joints
- Differential And Final Drive Assemblies
- Differential Fluid
- Dip Stick Tubes
- Dip Sticks (Fluid Level Indicators)
- Dowel Pins, Guides And Pilot Holes
- Drain Plugs And Gaskets
- Drive Shaft Flanges
- Drive Shafts And Half Shafts
- Dust Boots
- Engine Mounts
- Exciter Rings
- Filler Tubes
- Filters And Screens
- Flanges
- Flex Plates
- Fluid Level Indicators
- Fluids And Lubricants
- Flywheels
- Force Motors
- Gaskets
- Guides
- Half Shafts
- Hoses, Lines, And Tubes
- Housings (Bell, Case, Tail(Extension) And Auxiliary)
- Hydraulic Fluid
- Intermediate Shaft Support Bearings
- Key Interlock Systems
- Limited Slips
- Lines
- Linkages (External)
- Locking Hub Assemblies
- Locking Hub Control Knobs
- Lubricants
- Manual Transmission Fluid
- Manual Transmission/Transaxle Assemblies
- Metal Clad Seals
- METALASTIC Joints
- Modulator Pins
- Modulators
- Mounts (Engine, Transaxle And Transmission)
- Odometer Drives (Mechanical)
- Odometer Heads (Mechanical)
- Oil Pans
- Pans
- Pilot Holes
- Pressure Plates
- Pressure Switches
- Races
- Rubber Joints (METALASTIC)
- Screens
- Seals (Metal Clad)
- Seals
- Selector Interlock Systems
- Sensors
- Servos
- Shift Interlock Systems (Selector And Key Interlock Systems)
- Side Covers
- Slip Yokes
- Solenoids
- Speed Sensors (Electronic Wheel And Vehicle)
- Speedometer- Driven Gear Housing
- Speedometer/Odometer Drives (Mechanical)
- Speedometer/Odometer Heads (Mechanical)
- Speedometers/Odometers (Electronic)
- Switches
- Tone Wheels
- Toothed Rings (Tone Wheel)
- Torque Converters
- Transaxle Mounts
- Transducers (Transmission)
- Transfer Case Assemblies
- Transfer Case Fluid
- Transmission Coolers
- Transmission Mounts
- Transmission Pans
- Transmission Range Indicators (PRNDL)
- Tubes
- Universal Joints (CARDAN Or Cross Type)
- Vacuum Controls
- Vacuum Hoses
- Vacuum Motors
- Vacuum-Operated Switches
- Vehicle Speed Sensors
- Vents
- Vibration Dampers
- Wheel Attachment Hardware
- Wheel Speed Sensors
- Wiring Harnesses And Connectors
- Yokes And Slip Yokes
- Reason Code Explanation
- Automotive Terminology & Definitions
- Trouble Shooting - Clutches - General Information
- DTC Index
- Electrical
- Map - Electrical Systems
- Electrical Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Actuator Motors (Electric)
- Actuator Motors (Vacuum)
- Air Bags
- Alternators And Generators
- Amplifiers
- Antennas
- Batteries
- Battery Cables, Wires And Connectors
- Battery Cables
- Battery Trays And Hold Down Hardware
- Battery Wires
- Belts
- Bulb Sockets
- Bulbs, Sealed Beams And LEDS
- Cd Players
- Cigarette Lighter Assemblies
- Circuit Breakers
- Clutch Switches
- Connectors
- Control Modules
- Cruise Control Brake Switches
- Cruise Control Cables
- Cruise Control Clutch Switches
- Cruise Control Linkages And Cables
- Cruise Control Reservoirs
- Cruise Control Tubes
- Cruise Control Vacuum Dump Release Valves
- Cruise Control Vacuum Hoses, Tubes And
- Cruise Control Vehicle Speed Sensors
- Defoggers
- Defrosters
- Delays
- Dimmers
- Electric Heaters
- Equalizers
- Fuse Blocks
- Fuse Boxes And Blocks
- Fuses, Fusible Links And Circuit Breakers
- Fusible Links
- Gauges
- Generators
- Ground Cables And Straps
- Ground Straps
- Headlight Adjusters
- Heating Elements (Defrosters, Defoggers, Electric Heaters And Seats)
- Horns And Sirens
- Ignition Switches
- Indicator Lights
- Keyless Entry Keypads And Transmitters
- Keyless Entry Transmitters
- LEDS
- Lenses
- Microphones
- Mirrors (ELECTROCHROMATIC And Heated)
- Motors
- Neutral Safety Switches
- Odometers, Speedometers And Tachometers (Cable Driven)
- Odometers
- Power Distribution Center
- Pulleys
- Receivers, Amplifiers, Equalizers And Sub-Woofer Volume Controls
- Relay Boxes
- Relays
- Sealed Beams
- Seat Heaters
- Security Alarm Sensors
- Sirens
- Solenoids
- Speakers And Microphones
- Speedometer And Tachometer Linkages And Cables
- Speedometer Cables
- Speedometers
- Starters
- Sub-Woofer Volume Control
- Switches
- Tachometer Cables
- Tachometers
- Tape Players And Cd Players
- TENSIONERS
- Timers
- Transceivers
- Transducers
- Vacuum Accumulators (Reservoirs)
- Voltage Regulators
- Washer Fluid Level Senders
- Washer Pumps
- Wiper Arms And Blades
- Wiper Blades
- Wiper Hoses And Nozzles
- Wiper Linkages
- Wiper Nozzles
- Wiper Pump Reservoirs
- Wiring Harnesses And Connectors
- Battery, Starting & Charging System CHECKSHEET
- Reason Code Explanation
- Automotive Terminology & Definitions
- Electrical Systems
- Using lemon2025'S System Wiring Diagrams
- Map - Electrical Systems
- Engine
- Engine Overhaul Procedures - General Information
- * Please Read This First *
- Description
- Engine Identification
- Inspection Procedures
- Cleaning Procedures
- Component Cleaning
- Cylinder Head Replacement
- Cylinder Head Overhaul
- Pistons, Connecting Rods & Bearings
- Crankshaft & Main Bearings
- Camshaft
- Timing Chains & Belts
- Timing Gears
- Oil Pump
- Break-In Procedure
- General Cooling System Service - General Information
- Engine Overhaul Procedures - General Information
- Engine Performance
- Electrostatic Discharge Warning - General Information
- Engine Performance Diagnostic Routine Outline - General Information
- Engine Performance Safety Precautions
- Map - Engine Performance & Maintenance
- Engine Performance And Maintenance (Including Exhaust Systems)
- Engine Performance & Maintenance CHECKSHEET
- Engine Performance And Maintenance
- Notes
- Accelerator Pedal Position Sensor
- Accessory Belts
- Accessory Pulleys
- Air Conditioning Cycling Switches
- Air Conditioning Pressure Sensors
- Air Ducts And Tubes
- Air Filter Elements
- Air Filter Gaskets
- Air Filter Housings And Gaskets
- Air Fuel Ratio Sensors
- Air Injection Control Solenoids
- Air Plenums
- Air Pump Belts
- Air Pumps (Electric Driven)
- Air Tubes
- Aspirator, Check And DECEL Valves
- Baffles
- Ballast Primary Supply Resistor Wires
- Ballast Resistors And Primary Supply Resistors
- Barometric Pressure Sensors
- Batteries
- Battery Cables, Wires And Connectors
- Battery Connectors
- Battery Trays And Hold Down Hardware
- Battery Wires
- Belt Idler Assemblies (Accessory And Cam Belts)
- Belt TENSIONERS (Accessory And Cam Belt)
- Belt-Driven Air Pumps
- Boost Control Mechanism
- Camshaft Position Sensors
- Carburetors And Chokes
- Casting Core Plugs And Expansion Plugs
- Charge Air Coolers ""INTERCOOLERS"" (CAC)
- Check Valves
- Chemical Engine DECARBONIZATION
- Chokes
- Clutch Pedal Position Switches
- Cold Start Injectors
- Combustion Chamber Cleaning
- Connectors
- Coolant Recovery Tanks
- Coolant
- Cooling Fan Motor Modules
- Cooling Fan Motor Relays And Modules
- Cooling Fan Motor Resistors
- Cooling Fan Motor Sensors And Switches
- Cooling Fan Motor Switches
- Cooling Fan Motors
- Crankshaft Position Sensors
- Cylinder Deactivation Solenoid
- Cylinder Head Assemblies
- DECEL Valves
- Deflectors
- Dip Stick Tubes
- Dip Sticks And Tubes
- Distributor Advances And Retarders (Mechanical And Vacuum)
- Distributor Boots And Shields
- Distributor Caps
- Distributor Retarders (Mechanical And Vacuum)
- Distributor Rotors
- Distributor Shields
- Distributors
- Early Fuel Evaporation Valves (Heat Riser Assemblies)
- EGR Coolers
- EGR Exhaust Manifold Passages
- EGR Intake And Exhaust Manifold Passages
- EGR Plates And Coolers
- Electronic Spark Control Modules
- Electronic Transmission Control Devices
- Electronic Transmission Feedback Devices
- Engine Coolant Temperature Sensors
- Engine Cooling Systems
- Engine Covers (Oil Pan, Valve Cover, Timing Cover)
- Engine DECARBONIZATION
- Engine Oil Canisters
- Engine Oil Coolers (External)
- Engine Oil Drain Plugs And Gaskets
- Engine Oil Filters And Canisters
- Engine Oil Gaskets
- Engine Oil Pressure Gauges (Mechanical)
- Engine Oil
- Evaporative Emissions (EVAP) Canister Filters
- Evaporative Emissions (EVAP) Canister Purge Devices
- Evaporative Emissions (EVAP) Canisters
- Evaporative Emissions (EVAP) Feedback Devices
- Exhaust Gas RECIRCULATION Devices
- Exhaust Gas RECIRCULATION Feedback Devices
- Expansion Plugs
- Fan Control Sensor
- Fuel Accumulators And Dampers
- Fuel And Cold Start Injectors
- Fuel Caps
- Fuel Dampers
- Fuel Delivery Check Valves
- Fuel Distributors (BOSCH Cis)
- Fuel Filler Necks And RESTRICTORS
- Fuel Filters
- Fuel Injector Cleaning
- Fuel Injectors
- Fuel Level Senders
- Fuel Pressure Regulators
- Fuel Pumps (In-Tank, External, Electrical Or Mechanical)
- Fuel Rails
- Fuel RESTRICTORS
- Fuel System Cleaning Service
- Fuel Tanks
- Fuel
- Gaskets
- Grommets (Valve Cover)
- Harmonic Dampers
- Heater Control Valves
- Heater Cores
- Hose Clamps
- Hose Connectors
- Hose Couplers
- Hoses And Tube Couplers, Connectors And Clamps
- Hoses And Tubes (Fuel Lines, Radiator, Vacuum, By-Pass, Heater, Recovery Tank And Oil Coolers)
- Housings
- Idle Air Controls
- Idle Speed Control Actuators
- Ignition Boots
- Ignition Coil Towers
- Ignition Coils
- Ignition Control Modules (ICM)
- Ignition Switches
- Ignition Terminals
- Ignition Wires (Secondary)
- Inertia Fuel Shut-Off Switches
- Intake Air Temperature Sensors
- Intake Cleaning
- Intake Manifolds
- In-Tank Fuel Strainers
- INTERCOOLERS
- Knock Sensors
- Liquid Vapor Separators
- Long Block Assemblies
- Manifold Absolute Pressure (Map) Sensors
- Mass Air Flow (MAF) Sensors
- Metal Air Manifolds And Pipes
- Metal Air Pipes
- Mix Control Solenoids
- Motor Mounts
- O2 Sensors
- Oil Pans
- Oil Pressure Sending Units
- Oil Pump Pick-Up Screens
- Oil Pumps
- O-Rings, Gaskets, Seals And Spring Locks
- Park Neutral Position Switches
- PCV Breather Elements
- PCV Orifices
- PCV Valves
- Pick-Up Assemblies (Includes Magnetic, Hall Effect And Optical)
- Power Steering Pressure Sensors
- Powertrain Control Modules (Pcm) And Prom
- Powertrain Control Prom
- Pressurized Expansion Tank Caps
- Radiator / Cooling Fan Blades
- Radiator / Cooling Fan Clutches
- Radiator Caps And Pressurized Expansion Tank Caps
- Radiators
- Roll Over Valves
- Sealing Compounds
- Seals
- Secondary Air Injection System Management Devices
- Sensors
- Short Block Assemblies
- Shrouds, Baffles And Deflectors
- Spark Plugs
- Spring Locks
- Super Chargers
- Switches
- Thermal Vacuum Valves
- Thermostatic Air Door Assemblies
- Thermostats And Housings
- Throttle Bodies
- Throttle Body Cleaning
- Throttle Cables
- Throttle Linkages And Cables
- Throttle Position Sensors
- Throttle Position Switches
- Timing Belt Sprockets
- Timing Belts
- Timing Covers
- Torque Struts
- Transmission Range Switches
- Tube Clamps
- Tube Connectors
- Tube Couplers
- Tubes
- Turbo Chargers
- Vacuum Connections
- Vacuum Hoses, Tubes And Connections (Non-Metallic)
- Vacuum Regulator Solenoids
- Vacuum Tubes
- Valve Covers
- Vehicle Speed Senors
- Volume Air Flow Sensors
- Waste Gate And Boost Control Mechanisms
- Waste Gate Control Solenoids
- Water Pumps (Electric)
- Water Pumps (Non-Electric)
- Wiring Harnesses And Connectors
- Reason Code Explanation
- Automotive Terminology & Definitions
- Parasitic Load Explanation & Test Procedures - General Information
- State Emission Standards - Diesel
- State Emission Standards - Gas
- ALASKA
- ARIZONA
- CALIFORNIA
- Colorado
- CONNECTICUT
- DELAWARE
- District Of COLUMBIA
- GEORGIA
- IDAHO
- ILLINOIS
- INDIANA
- KENTUCKY
- MARYLAND
- MASSACHUSETTS
- MISSOURI
- NEVADA
- New Jersey
- New MEXICO
- New YORK
- North CAROLINA
- OHIO
- OREGON
- PENNSYLVANIA
- RHODE Island
- TENNESSEE
- TEXAS
- UTAH
- VIRGINIA
- WASHINGTON
- WISCONSIN
- U. S. EPA ASM2525 & ASM5015 Start-Up Emission Standards
- U. S. EPA Revised Final ASM Emission Standards (ASM5015 & ASM2525)
- U.S. EPA Im240 Emission Standards
- Waveforms - Injector Pattern Tutorial - General Information
- * Please Read This First *
- Purpose Of This Article
- Is A Lab Scope Necessary?
- The Two Types Of Injector Drivers
- The Two Ways Injector Circuits Are Wired
- Interpreting Injector Waveforms
- Current Waveform Samples
- Notes
- Example #1 - Voltage Controlled Driver
- Example #2 - Voltage Controlled Driver
- Example #3 - Voltage Controlled Driver
- Example #4 - Current Controlled Driver
- Example #5 - Current Controlled Driver
- Example #6 - Current Controlled Driver
- Example #7 - Current Controlled Driver
- Example #8 - Current Controlled Driver
- Voltage Waveform Samples
- Notes
- Example #1 - Voltage Controlled Driver
- Example #2 - Voltage Controlled Driver
- Example #3 - Voltage Controlled Driver
- Example #4 - Current Controlled Driver
- Example #5 - Current Controlled Driver
- Example #6 - Current Controlled Driver
- Example #7 - Current Controlled Driver
- Example #8 - Current Controlled Driver
- Map - Exhaust Systems
- Exhaust Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Catalytic Converters
- Exhaust And Tail Pipes
- Exhaust Connections
- Hangers
- Heat Risers (Mechanical EFE Devices)
- Heat Shields
- Manifolds (Cast And Tube Type)
- Mechanical EFE Devices
- Muffler Valve
- Mufflers And Resonators
- Reason Code Explanation
- Exhaust Systems
- Heating, Ventilation & A/C (HVAC)
- Map - Heating, Ventilation, & Air Conditioning
- Heating, Ventilation & Air Conditioning Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Accumulators
- Actuators (Electrical)
- Actuators (Vacuum)
- Air Conditioning Fittings
- Air Conditioning Hoses
- Air Conditioning Metal Lines
- Air Control Doors
- Air Dams (External)
- Air Distribution System
- Belts
- Blend Doors
- Blower Fans (Blower Wheel Or Squirrel Cage)
- Blower Motors
- Blower Resistors
- Blower Switches
- Cabin Air Filters
- Circuit Breakers
- Compressor Clutch Assemblies
- Compressors
- Condenser Air Seals
- Condenser Fan Motors
- Condensers
- Connectors
- Control Cables
- Control Heads (Function Selectors)
- Control Linkages
- Control Modules
- Coolant
- Cooling Fan Blades
- Cooling Fan Clutches
- Cooling Fan Motors
- Evaporator Drain Tubes
- Evaporator Filters
- Evaporator Pressure Regulators (EPRS)
- Evaporators
- Expansion Valves
- Function Selectors
- Fuses, Fusible Links And Circuit Breakers
- Fusible Links
- Gaskets
- Heater Cases
- Heater Control Valves
- Heater Cores
- Heater Hoses
- High Pressure Relief Valves (HPRV)
- Idlers
- In-Line Filters
- Metal Fittings
- Metal Lines
- Mix And Air Control Doors (Blend Doors)
- ORIFACE Tubes
- O-Rings
- Pilot-Operated Absolutes (POAS)
- Plenums
- Pressure Control Valves
- Pressure Sensors
- Pulleys
- Radiators
- Receiver-DRIERS
- Refrigerant Oil
- Refrigerant
- Relays
- Seals
- Service Ports
- Spring Lock Couplings
- Suction Throttling Valves (STVS)
- Switches (Electrical)
- TENSIONERS
- Thermistors And Pressure Sensors
- Thermostats And Housings
- Vacuum Hoses And Tubes
- Vacuum Reservoirs
- Vacuum Tubes
- Valves In Receiver (VIRS)
- Water Pumps (Electric Auxiliary)
- Wiring Harnesses And Connectors
- Heating, Ventilation & Air Conditioning System CHECKSHEET
- Reason Code Explanation
- Automotive Terminology & Definitions
- Heating, Ventilation & Air Conditioning Systems
- Map - Heating, Ventilation, & Air Conditioning
- Identification
- Metric Conversions
- OEM General Information
- How To Use The Engine Performance Section
- Maintenance Reminder Light (Reset Procedures)
- Restraints
- Specifications Index
- Steering
- Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
- Steering & Suspension Systems
- Wheel And Tire
- Steering & Suspension CHECKSHEET
- Wheels & Tires CHECKSHEET
- Steering And Suspension, Wheel Alignment, Wheels And Tires
- Notes
- Active Handling
- Active Suspension Control Modules
- Active Variable Ratio Steering
- Active Yaw Control
- Adaptive Cruise Control
- Advance TRAC
- Air Bags
- Air Ride Control Modules
- Air Ride Suspension Torsion Springs (Counter Balancing)
- Air Ride Suspension
- Air Ride Tubes
- Air Shocks And Air Struts
- Air Spring Valves
- Air Springs
- Air Suspension Control Valves
- Air Suspension DRIERS
- Axle Acceleration Sensor
- Ball Joints
- Body Acceleration Sensor
- Bushings
- Center Links
- Compressors
- Continuous Damping Control
- Control Arm Shafts
- Control Arms
- Control Modules
- Distance Regulation Control Module
- Distance Regulation Sensor
- Drag Links
- Dynamic Stability Control
- Dynamic Stability Traction Control
- Electronic Ride Control Shocks And Struts
- Electronic Stability Control
- Electronic Suspension System
- Flex Couplers
- Gaskets
- Height Sensors
- Hydraulic Hoses
- Hydraulic Power Steering Pumps
- Hydraulic Suspension Hoses
- Hydraulic Suspension Pumps
- Idler Arms
- Intermediate Shaft U-Joints
- King Pins
- Modules
- Pitman Arms
- Power Steering Belts
- Power Steering Coolers
- Power Steering Fluid
- Power Steering Hoses
- Power Steering Lines (Steel)
- Power Steering Pumps - Electric
- Power Steering Pumps
- Radar Sensor
- Radius Arms
- Relay Rods
- Relays
- Sensors
- Shock Absorbers, Strut Cartridges And Strut Assemblies
- Spindles
- Springs, Coil, Leaf And Torsion Bars
- STABILITRAC
- Stability Management System
- Steering Angle Sensor
- Steering Arms
- Steering Couplers
- Steering Dampers
- Steering Gears (Except Rack And Pinion)
- Steering Gears, Rack And Pinion
- Steering Knuckles
- Strike Out Bumpers
- Strut Bearing Plate Assemblies
- Strut Rods
- Suspension Pumps (Hydraulic)
- Sway Bar Links
- Sway Bar Mounting Bushings
- Sway Bars
- Switches
- Tie Rod Ends (Inner And Outer)
- Tire Pressure Monitoring System
- Tire Pressure Sensors
- Tires
- Torque Sensor
- Torsion Springs
- Track Bar Bushings
- Track Bars
- Trailing Arm Bushings
- Trailing Arms
- Valve Stems
- Vehicle Dynamics Control
- Vehicle Speed Sensor
- Vehicle Stability Assist
- Vehicle Stability/Skid Control
- Warning Lamps
- Wheel Alignment
- Wheel Attachment Hardware
- Wheel Bearings, Races And Seals
- Wheels (Rims)
- Wiring Harnesses And Connectors
- Reason Code Explanation
- Automotive Terminology & Definitions
- Wheel Alignment Theory & Operation - General Information
- Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
- Traction Control Disable Procedures
- Trouble Shooting - Manual Transmission - General Information
- Heating, Ventilation & A/C (HVAC)
- General Servicing
- HVAC Control Systems
- Maintenance
- Restraints
- Air Bag, SRS
- Air Bag Restraint System
- Air Bag/SRS Component Inspection & Replacement Tables - EUROPEAN
- Diagnostic Trouble Codes - Airbag
- Diagnostic Trouble Code Index
- Diagnostic Trouble Codes
- DTC B1342: Internal diagnostic module fault
- DTC B1867: B+ voltage supply low (< 5 V) (Repair causes of any other logged DTCs before repairing B1867)
- DTC B1869: Diagnostic module "beeps" 5 times every 30 minutes (Repair causes of any other logged DTCs before repairing B1869)
- DTC B1913: Airbag circuit short circuit (DTC 1913 will cause airbag SRS system 10 A battery fuse to open circuit, flagging DTC B1867. Repair cause of DTC B1913 first.)
- DTC B1914: Impact sensor circuit short circuit to ground (DTC B1914 will cause airbag SRS system 10 A battery fuse to open circuit, flagging DTC B1867. Repair cause of DTC B1914 first.)
- DTC B1921: Diagnostic module poor ground (> 3.0 Ω)
- DTC B1922: Safing sensor voltage high (> 5 V)
- DTC B1923: Diagnostic module fault (memory clear circuit)
- DTC B1924: Diagnostic module "fuse blow" circuit fault
- DTC B1932: Driver airbag circuit high resistance (above 3.5 Ω)
- DTC B1933: Passenger airbag circuit high resistance (above 2.5 Ω)
- DTC B1934: Driver airbag circuit low resistance (below 1 Ω)
- DTC B1935: Passenger airbag circuit low resistance (below 0.7 Ω)
- DTC B1941: Right side impact sensor supply circuit high resistance
- DTC B1942: Left side impact sensor supply circuit high resistance
- DTC B1944: Right impact sensor poor ground
- DTC B1945: Left impact sensor poor ground
- DTC No DTC: No AIRBAG SRS MIL
- DTC No DTC: AIRBAG SRS MIL stays ON constantly with ignition ON
- No DTC: AIRBAG SRS MIL flashes continuously (DTCs B1941, B1942, B1944 and B1945 logged)
- Air Bag, SRS
- Steering
- Manual Steering
- Steering System
- Description
- Trouble Shooting
- Steering Heavy
- Steering Heavy In One Direction
- Steering Heavy When Turned Fast
- Vague Feel On Center
- Vibration Or Clunking At Steering Wheel
- Play At Steering Wheel
- Steering Heavy When Stopped
- Steering Heavy When Driving, Okay When Stopped
- Steering Too Light When Driving, Okay When Stopped
- Steering Effort Uneven Side-To-Side
- Steering Effort Varies From Light To Heavy When Driving
- Steering Effort Varies From Light To Heavy When Turning Wheel (Binding)
- Hydraulic Noise When Turning Wheel
- Hydraulic Noise At All Times
- Testing
- Lubrication
- Adjustments
- Removal & Installation
- Overhaul
- Torque Specifications
- Steering System - Electronic
- Steering System
- Power Steering
- Steering System
- Description
- Trouble Shooting
- Steering Heavy
- Steering Heavy In One Direction
- Steering Heavy When Turned Fast
- Vague Feel On Center
- Vibration Or Clunking At Steering Wheel
- Play At Steering Wheel
- Steering Heavy When Stopped
- Steering Heavy When Driving, Okay When Stopped
- Steering Too Light When Driving, Okay When Stopped
- Steering Effort Uneven Side-To-Side
- Steering Effort Varies From Light To Heavy When Driving
- Steering Effort Varies From Light To Heavy When Turning Wheel (Binding)
- Hydraulic Noise When Turning Wheel
- Hydraulic Noise At All Times
- Testing
- Lubrication
- Adjustments
- Removal & Installation
- Overhaul
- Torque Specifications
- Steering System - Electronic
- Steering System
- Steering Column
- Manual Steering
- Suspension
- Front Suspension
- Rear Suspension
- Wheel Alignment
- Transmission
- Automatic Trans
- Automatic Transmission Oil Pan Gasket Id
- Automatic Transmission/Transaxle - Vehicles Without Supercharger
- Specification
- General Procedure
- Description & operation
- Transmission Assembly
- Filled-for-life Fluid System
- Transmission Torque Converter
- Clutch Hydraulic Pressure Regulation
- Hydraulic Control - Transmission Pressure Regulators and Shift Solenoids
- Shift Solenoid
- Pressure Regulator
- Transmission Fluid Temperature Sensor
- Transmission Speed Sensors (Gear Shift Control)
- Control Systems
- Transmission Control Module (TCM)
- Transmission Control Module Supply Voltage
- TCM Inputs
- Serial Communications Interfaces
- System Functions
- Diagnosis & Testing
- Removal
- Installation
- In Vehicle Repair
- Electronic Pressure Control (EPC) Solenoid
- Extension Housing Seal
- Extension Housing O-Ring Seal
- Main Control Valve Body
- Output Shaft Speed (OSS) Sensor
- Shift Solenoids (SS)
- Transmission Control Module (TCM)
- Transmission Fluid Filter
- Transmission Fluid Pan
- Transmission Fluid Pan Gasket
- Transmission Internal Wiring Harness
- Transmission Internal Wiring Harness Electrical Connector O-Ring Seals
- Transmission Range (TR) Sensor
- Transmission Support Insulator
- Turbine Shaft Speed (TSS) Sensor
- Diassembly / Assembly of Subassemblies
- Automatic Transmission/Transaxle External Controls - Vehicles Without Supercharger
- General Procedure
- Description & Operation
- Diagnosis & Tasting
- Removal & Installation
- Assembly & Disassembly
- Diagnostic Trouble Codes - Transmission (5HP24)
- OBD II Monitoring Conditions
- Non OBD II Monitoring Conditions
- PDU DATALOGGER Acronyms
- Diagnostic Trouble Code Index
- Diagnostic Trouble Codes
- DTC P0702: TCM internal power supply switching malfunction
- DTC P0706: Rotary switch and/or D - 4 switch malfunction
- DTC P0710: Fluid temperature sensor circuit malfunction
- DTC P0715: Input speed sensor circuit malfunction
- DTC P0721: Output speed sensor circuit malfunction
- DTC P0741: Torque converter clutch stuck OFF
- DTC P0742: Torque converter clutch stuck ON
- DTC P0743: Torque converter clutch pressure regulator (4) circuit malfunction
- DTC P0753: Shift solenoid valve 1 circuit malfunction
- DTC P0758: Shift solenoid valve 2 circuit malfunction
- DTC P0763: Shift solenoid valve 3 circuit malfunction
- DTC P0790: Mode switch circuit malfunction
- DTC P1603: TCM memory error
- DTC P1605: TCM data corrupted
- DTC P1608: TCM hardware failure
- DTC P1720: TCM loss of output speed signal and loss of CAN wheel speed messages
- DTC P1722: Transmission stall speed failure
- DTC P1726: Engine overspeed malfunction
- DTC P1730: Gear control malfunction - 2nd, 3rd or 4th
- DTC P1731: Inconsistent gear ratio
- DTC P1734: Gear control malfunction - 5th
- DTC P1745: Pressure regulator 1 circuit malfunction
- DTC P1746: Pressure regulator 2 circuit malfunction
- DTC P1747: Pressure regulator 3 circuit malfunction
- DTC P1748: Pressure regulator 5 circuit malfunction
- DTC P1779: Gearshift load control malfunction
- DTC P1789: Ignition switched power supply low voltage (>7 V, <9 V)
- DTC P1793: Ignition switched power supply very low or very high voltage (< 7 V, >16V)
- DTC P1794: Battery power supply malfunction
- DTC P1795: CAN token messages - inconsistent level
- DTC P1796: CAN circuit malfunction
- DTC P1797: CAN ECM token message missing
- DTC P1798: CAN INST token message missing
- DTC P1799: CAN ABS/TCCM token message missing
- Overhaul - ZF 5HP24-E
- Application
- Gear Ratios
- Identification
- Description & Operation
- Lubrication & Adjustments
- On-Vehicle Service
- Trouble Shooting
- Testing
- Removal & Installation
- Transmission Disassembly
- Component Disassembly & Reassembly
- Transmission Reassembly
- Torque Specifications
- Wiring Diagrams
- Removal & Installation - A/T
- Servicing - A/T
- Transmission/Transaxle Cooling
- Automatic Trans
- External Pages