MULTIPORT Fuel Injection (MFI)
- General Information
- MULTIPORT Fuel Injection (MFI) Diagnosis
- Troubleshooting Strategy
- Diagnostic Function
- Malfunction Indicator Light (Service Engine Soon Or Check Engine Light)
- How To Connect The Scan Tool (M.U.T.-III)
- How To Read And Erase Diagnostic Trouble Codes
- How To Read Data List
- How To Diagnose The Can Bus Lines
- How To Read Provisional Diagnostic Trouble Codes
- Confirmation Method
- Permanent DTC
- Procedures For Erasing Permanent DTC
- Mode 6 Reference Table
- On-Board Diagnostics
- OBD-II Drive Cycle
- System Readiness Test Status
- Overview
- Fail-Safe Function Reference Table
- Diagnostic Trouble Code Chart
- Symptom Chart
- Diagnostic Trouble Code Procedures
- DTC P0010: Engine Oil Control Valve Circuit
- DTC Set Conditions
- Logic Flow Chart
- Fail-Safe And Backup Function
- Logic Flow Chart <Circuit continuity - open circuit and shorted low>
- Logic Flow Chart <Circuit continuity - shorted high>
- Logic Flow Chart (Monitor Sequence)
- OBD-II Drive Cycle Pattern
- TROUBLESHOOTING HINTS (The most likely causes for this code to be set are:)
- Diagnosis
- Fail-Safe And Backup Function
- OBD-II Drive Cycle Pattern
- TROUBLESHOOTING HINTS (The most likely causes for this code to be set are:)
- Diagnosis
- DTC P0011: Variable Valve Timing System Target Error
- DTC P0016: Crankshaft/camshaft Position Sensor Phase Problem
- DTC P0031: Linear Air-Fuel Ratio Sensor Heater Control Circuit Low
- TROUBLESHOOTING HINTS (The most likely causes for this code to be stored are:)
- DTC P0032: Linear Air-Fuel Ratio Sensor Heater Control Circuit High
- DTC P0037: Heated Oxygen Sensor (rear) Heater Control Circuit Low
- DTC P0038: Heated Oxygen Sensor (rear) Heater Control Circuit High
- DTC P0053: Linear Air-Fuel Ratio Sensor Heater Resistance
- DTC P0068: Mass Airflow Sensor Plausibility
- MONITOR EXECUTION CONDITIONS (Other monitor and Sensor)
- DTC P0069: Abnormal Correlation Between Manifold Absolute Pressure Sensor And Barometric Pressure Sensor
- DTC P0102: Mass Airflow Circuit Low Input
- DTC P0103: Mass Airflow Circuit High Input
- DTC P0106: Manifold Absolute Pressure Circuit Range/Performance Problem
- DTC SET CONDITIONS
- DTC SET CONDITIONS
- DTC P0107: Manifold Absolute Pressure Circuit Low Input
- DTC P0108: Manifold Absolute Pressure Circuit High Input
- DTC P0111: Intake Air Temperature Circuit Range/Performance Problem
- DTC P0112: Intake Air Temperature Circuit Low Input
- DTC P0113: Intake Air Temperature Circuit High Input
- DTC P0116: Engine Coolant Temperature Circuit Range/Performance Problem
- DTC P0117: Engine Coolant Temperature Circuit Low Input
- DTC P0118: Engine Coolant Temperature Circuit High Input
- DTC P011B: Engine Coolant Temperature/Intake Air Temperature Correlation
- DTC P0121: Throttle Position Sensor (main) Plausibility
- DTC P0122: Throttle Position Sensor (main) Circuit Low Input
- DTC P0123: Throttle Position Sensor (main) Circuit High Input
- DTC P0125: Insufficient Coolant Temperature for Closed Loop Fuel Control
- DTC SET CONDITIONS
- DTC SET CONDITIONS
- DTC P0128: Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
- DTC P0130: Linear Air-Fuel Ratio Sensor Circuit
- DTC P0131: Linear Air-Fuel Ratio Sensor Circuit Low Voltage
- DTC P0132: Linear Air-Fuel Ratio Sensor Circuit High Voltage
- DTC P0133: Linear Air-Fuel Ratio Sensor Circuit Slow Response
- DTC P0134: Linear Air-Fuel Ratio Sensor Circuit No Activity Detected
- DTC P0137: Heated Oxygen Sensor (rear) Circuit Low Voltage
- DTC P0138: Heated Oxygen Sensor (rear) Circuit High Voltage
- DTC P0139: Heated Oxygen Sensor (rear) Circuit Slow Response
- DTC P0140: Heated Oxygen Sensor (rear) Circuit No Activity Detected
- DTC P0171: System too Lean
- DTC P0172: System too Rich
- DTC P0181: Fuel Tank Temperature Sensor Circuit Range/Performance
- DTC P0182: Fuel Tank Temperature Sensor Circuit Low Input
- DTC P0183: Fuel Tank Temperature Sensor Circuit High Input
- DTC P0221: Throttle Position Sensor (sub) Plausibility
- DTC P0222: Throttle Position Sensor (sub) Circuit Low Input
- DTC P0223: Throttle Position Sensor (sub) Circuit High Input
- DTC P0261: Injector Circuit Low Input - Cylinder 1
- DTC P0262: Injector Circuit High Input - Cylinder 1
- DTC P0264: Injector Circuit Low Input - Cylinder 2
- DTC P0265: Injector Circuit High Input - Cylinder 2
- DTC P0267: Injector Circuit Low Input - Cylinder 3
- DTC P0268: Injector Circuit High Input - Cylinder 3
- DTC P0300: Random/Multiple Cylinder Misfire Detected
- DTC P0301: Cylinder 1 Misfire Detected
- DTC P0302: Cylinder 2 Misfire Detected
- DTC P0303: Cylinder 3 Misfire Detected
- DTC P0327: Knock Sensor Circuit Low
- DTC P0328: Knock Sensor Circuit High
- DTC P0335: Crankshaft Position Sensor Circuit
- DTC SET CONDITIONS
- DTC SET CONDITIONS
- DTC P0340: camshaft position sensor Circuit
- DTC P0421: Warm Up Catalyst Efficiency Below Threshold
- DTC P0441: Evaporative Emission Control System Incorrect Purge Flow
- DTC P0442: Evaporative Emission Control System Leak Detected (small leak)
- Technical Description
- Descriptions Of Monitor Methods
- Monitor Execution
- DTC P0450: Evaporative Emission Control System Pressure Sensor Malfunction
- DTC P0451: Evaporative Emission Control System Pressure Sensor Range/Performance
- DTC P0452: Evaporative Emission Control System Pressure Sensor Low Input
- DTC P0453: Evaporative Emission Control System Pressure Sensor High Input
- DTC P0455: Evaporative Emission Control System Leak Detected (gross leak)
- DTC P0456: Evaporative Emission Control System Leak Detected (very small leak)
- DTC P0458: Evaporative Emission Control System Purge Control Valve Circuit Low Input
- DTC P0459: Evaporative Emission Control System Purge Control Valve Circuit High Input
- DTC P0461: Fuel Level Sensor Circuit Range/Performance
- DTC P0462: Fuel Level Sensor Circuit Low Input
- DTC P0463: Fuel Level Sensor Circuit High Input
- DTC P0498: Evaporative Emission Control System Ventilation Control Valve Circuit Low Input
- DTC P0499: Evaporative Emission Control System Ventilation Control Valve Circuit High Input
- DTC P0500: Vehicle Speed Signal Malfunction
- Technical Description
- Descriptions Of Monitor Methods
- Monitor Execution
- MONITOR EXECUTION CONDITIONS (Other monitor and Sensor)
- DTC SET CONDITIONS (Entry Conditions and Malfunction Thresholds)
- Fail-Safe And Backup Function
- OBD-II Drive Cycle Pattern
- TROUBLESHOOTING HINTS (The most likely causes for this code to be set are:)
- Diagnosis
- DTC P0506: Idle Control System RPM Lower Than Expected
- DTC P0507: Idle Control System RPM Higher Than Expected
- DTC P050A: Cold Start Idle Air Control System Performance
- DTC P0513: Immobilizer Malfunction
- DTC P0513: Immobilizer Malfunction
- DTC P0532: A/C Pressure Sensor Circuit Low Input
- DTC P0533: A/C Pressure Sensor Circuit High Input
- DTC P0537: Fin Thermo Sensor Circuit Low Input
- DTC P0538: Fin Thermo Sensor Circuit High Input
- DTC P0557: Brake Booster Pressure Sensor Circuit Low Input
- DTC P0558: Brake Booster Pressure Sensor Circuit High Input
- DTC P0602: Control Module Programming Error
- DTC P0604: Internal Control Module Random Access Memory (RAM) Error
- DTC P0606: Engine Control Module Main Processor Malfunction
- Engine Control Module Main Processor Malfunction Circuit
- Circuit Operation
- Technical Description
- Descriptions Of Monitor Methods
- Monitor Execution
- MONITOR EXECUTION CONDITIONS (Other monitor and Sensor)
- DTC Set Conditions
- Fail-Safe And Backup Function
- OBD-II Drive Cycle Pattern
- TROUBLESHOOTING HINTS (The most likely causes for this code to be set are:)
- Diagnosis
- DTC P060B: Internal Control Module A/D Processing Performance Problem
- DTC P060D: Internal Control Module Accelerator Pedal Position Performance Problem
- DTC P061A: Internal Control Module Torque Performance Problem
- DTC P061C: Internal Control Module Engine RPM Performance Problem
- DTC P061F: Internal Control Module Throttle Actuator Controller Performance Problem
- DTC P0622: Generator FR Terminal Circuit Malfunction
- DTC P062F: Internal Control Module EEPROM Error
- DTC P0630: Vehicle Identification Number (VIN) Malfunction
- DTC P0638: Throttle Actuator Control Motor Circuit Range/Performance
- Throttle Actuator Control Motor Circuit Range/Performance Circuit
- Circuit Operation
- Technical Description
- Descriptions Of Monitor Methods
- Monitor Execution
- MONITOR EXECUTION CONDITIONS (Other monitor and Sensor)
- DTC Set Conditions
- Fail-Safe And Backup Function
- OBD-II Drive Cycle Pattern
- TROUBLESHOOTING HINTS (The most likely causes for this code to be set are:)
- Diagnosis
- DTC P0642: Throttle Position Sensor Power Supply
- DTC P0657: Throttle Actuator Control Motor Relay Circuit Malfunction
- DTC P1231: Active Stability Control Plausibility
- DTC P1238: Mass Airflow Sensor Plausibility (torque monitor)
- DTC P1240: Ignition Angle
- DTC P1242: Fail Safe Control Monitor
- DTC P1243: Inquiry/Response Error
- DTC P1247: CVT Plausibility
- DTC P1590: TCM to ECM Communication Error in Torque Reduction Request
- DTC P1603: Battery Backup Circuit Malfunction
- DTC P2096: Post Catalyst Fuel Trim System too Lean
- DTC P2097: Post Catalyst Fuel Trim System too Rich
- DTC P2100: Throttle Actuator Control Motor Circuit (open)
- DTC P2101: Throttle Actuator Control Motor Magneto Malfunction
- DTC P2122: Accelerator Pedal Position Sensor (main) Circuit Low Input
- DTC P2123: Accelerator Pedal Position Sensor (main) Circuit High Input
- DTC P2127: Accelerator Pedal Position Sensor (sub) Circuit Low Input
- DTC P2128: Accelerator Pedal Position Sensor (sub) Circuit High Input
- DTC P2135: Throttle Position Sensor (main and sub) Range/Performance Problem
- DTC P2138: Accelerator Pedal Position Sensor (main and sub) Range/Performance Problem
- DTC P2228: Barometric Pressure Circuit Low Input
- DTC P2229: Barometric Pressure Circuit High Input
- DTC P2237: Linear Air-Fuel Ratio Sensor Positive Current Control Circuit/Open
- DTC P2243: Linear Air-Fuel Ratio Sensor Reference Voltage Circuit/Open
- DTC P2251: Linear Air-Fuel Ratio Sensor Negative Current Control Circuit/Open
- DTC P2252: Heated Oxygen Sensor Offset Circuit Low Voltage
- DTC P2253: Heated Oxygen Sensor Offset Circuit High Voltage
- DTC U0101: TCM Time-out
- DTC U0121: ASC-ECU Time-out
- DTC U0131: Electric Power Steering-ECU Time-out
- DTC U0141: ETACS-ECU Time-out
- DTC U0155: Combination Meter Time-out
- DTC U0164: A/C-ECU Time-out
- DTC U0167: Immobilizer Communication Error
- DTC U0168: KOS
- Notes
- DTC Set Conditions
- Comment
- Fail-Safe And Backup Function
- OBD-II Drive Cycle Pattern
- TROUBLESHOOTING HINTS (The most likely causes for this code to be set are:)
- Diagnosis
- DTC U0415: Invalid Data Received from ASC-ECU
- Symptom Procedures
- Inspection procedure 1: Communication with ECM is not possible
- Inspection procedure 2: The malfunction indicator light (SERVICE ENGINE SOON or check engine light) does not illuminate right after the ignition switch is turned to the "ON" position
- Inspection procedure 3: The malfunction indicator light (SERVICE ENGINE SOON or check engine light) remains illuminated and never goes out
- Inspection procedure 4: Cranks, won't start
- Inspection procedure 5: Starts up and dies
- Inspection procedure 6: Hard starting
- Inspection procedure 7: Unstable idle (rough idle, hunting)
- Inspection procedure 8: Idle speed is high (improper idle speed)
- Inspection procedure 9: Idle speed is low (improper idle speed)
- Inspection procedure 9: Idle speed is low (improper idle speed)
- Inspection procedure 10: When the engine is cold, it stalls at idle (die out)
- Inspection procedure 11: When the engine is hot, it stalls at idle (die out)
- Inspection procedure 12: The engine stalls when accelerating (pass out)
- Inspection procedure 13: The engine stalls when decelerating
- Inspection procedure 14: Hesitation, sag, stumble, poor acceleration or surge
- Inspection procedure 15: Acceleration shock
- Inspection procedure 16: Knocking
- Inspection procedure 17: Dieseling (run-on)
- Inspection procedure 18: Too high CO and HC concentration when idling
- Inspection procedure 19: Transient, mass emission tailpipe test failure
- Inspection procedure 20: Purge flow test of the evaporative emission canister failure
- Inspection procedure 21: Pressure test of the evaporative system failure
- Inspection procedure 22: Power supply system and ignition switch-IG system
- Inspection procedure 23: Fuel pump system
- Inspection procedure 24: Ignition switch-ST system and starter relay system
- Inspection procedure 25: Ignition switch-ST system and starter relay system
- Inspection procedure 26: Ignition circuit system
- Inspection Procedure 27: A/C Switch System
- Inspection Procedure 28: A/C Compressor Relay System
- Inspection Procedure 29: Fan Control Relay System
- Inspection Procedure 30: Blower Fan Signal System
- Inspection Procedure 31: Defogger Switch Signal System
- Inspection Procedure 32: Brake Monitoring Switch System
- Inspection procedure 33: Engine oil pressure switch system
- Data List Reference Table
- General Scan Tool (GST) Mode 01 Reference Table
- Actuator Test Reference Table
- Check At The Engine Control Module (ECM)
- Inspection Procedure Using An Oscilloscope
- On-Vehicle Service
- Component Location
- Throttle Body (Throttle Valve Area) Cleaning
- Fuel Pressure Test
- Reduce Pressurized Fuel Lines
- Fuel Tank Pump Operation Check
- MULTIPORT Fuel Injection (MFI) Relay Continuity Check
- Fuel Pump Relay Continuity Check
- Throttle Actuator Control Motor Relay Continuity Check
- Intake Air Temperature Sensor Check
- Engine Coolant Temperature Sensor Check
- Linear Air-Fuel Ratio Sensor Check
- Heated Oxygen Sensor Check
- Injector Check
- Throttle Actuator Control Motor Check
- Oil Feeder Control Valve Check
- Evaporative Emission Ventilation Solenoid Check
- Evaporative Emission Purge Solenoid Check
- Injector
- Throttle Body Assembly
- Engine Control Module (ECM)