2.5L EEC IV Tests W/Codes

• Diagnosis & Testing
  • Diagnostic Procedure
  • Test Equipment
  • Self-Test Connector Locations
• Quick Test
  • Description Of Tests
  • Preparation
  • Equipment Hook-Up
    • Analog Volt/Ohmmeter (VOM)
    • STAR Tester
    • "CHECK ENGINE" Light
  • Reading Self-Test Codes
    • Notes
    • Separator Pulse
    • Continuous Memory Codes
  • Key On/Engine Off (KOEO) Self-Test
    • Test Procedure
    • No Starts
    • KOEO Test Results
  • Timing Check
  • Key On Engine Running (KOER) Self-Test
    • Test Procedure
    • Engine ID Codes
    • KOER Test Results
  • Continuous Monitor Self-Test (Wiggle Test)
    • Notes
    • Establishing Continuous Memory Codes
    • Clearing Continuous Memory Codes
    • Continuous Memory Codes To Be Tested
    • Continuous Monitor (Wiggle) Test
  • Quick Test Diagnostic Aids
    • Dynamic Response Check
    • Output State Check
    • Failure Mode Effects Management (FMEM - Code 98)
• Service Codes
  • Code Definitions
• Code & Test Menus
• DRIVEABILITY Tests
  • Intermittent No Start, Quits On Road With No Restart
  • Intermittent Surging At Steady Speed
  • Intermittent Stalls While Driving & On Restarts
  • Intermittent Bucking & Jerking
  • Intermittent Erratic Running Or Rough Idle
• Circuit Tests
  • How To Use Circuit Tests
  • Test A1 - No Start
  • Test A2 - Vehicle Battery
  • Test A3 - Reference Voltage
  • Test B1 - Vane Air Temperature (Vat) Sensor
  • Test B4 EGR Valve Position (EVP) Sensor & EGR Control (EGRC) Solenoid
  • Test B5 Engine Coolant Temperature (ECT) Sensor
  • Test B6 Manifold Absolute Pressure (Map) Sensor
  • Test B8 Throttle Position Sensor (TPS)
  • Test B10 EGR Valve Regulator (EVR)
  • Test B11 EGR Valve Position (EVP) & EGR Valve Regulator (EVR)
  • Test B12 - Vehicle Speed Sensor (VSS)
    • Notes
    • Automatic Transmission Equipped Vehicles
    • Manual Transmission Equipped Vehicles
    • Diagnostic Procedure
  • Test B13 Neutral Drive Switch (NDS) A/C Input
  • Test B14 - Brake On/Off (Boo) Switch
  • Test B15 Power Steering Pressure Switch (PSPS)
  • Test C1 Fuel Control - All Applications
  • Test C2 Fuel Pump Circuit (Inertia Switch)
  • Test D1 - EGR On/Off Control
  • Test D2 Idle Speed CTRL. (Dc Motor/Idle Tracking SW. Assembly & TPS)
  • Test D4 - Canister Purge (CANP) Check
  • Test D5 Idle Speed Control (Air By-Pass)
  • Test D6 - Shift Indicator Light (SIL)
  • Test D9 Converter Clutch Override (CCO) Shift Solenoid 3/4 -4/3 (SS 3/4-4/3)
  • Test D10 - Dynamic Response Test
    • Notes
    • Code 77 Displayed
  • Test D11 "Check Engine" Light (Malfunction Indicator)
  • Test D12 - Ignition Diagnostic Monitor (IDM)
  • Test D13 - Spark Computed Timing Check
  • Test D14 - No Codes/Codes Not Listed
  • Test D15 - Code 15 KOEO Continuous
  • Test D16 Output State Check Not Functioning
  • Test D17 - ECA Power Check
  • Test D18 - Re-Initialization Check
  • Test D19 - Key Power Check
  • Test D20 - System Check
  • Test D21 - AXOD Transaxle
  • Test D22 - Integral Relay Control Module (IRCM)
  • Test D23 - Erratic Ignition
  • Test D25, AXOD Transaxle Electrical System Diagnosis
    • Notes
    • AXOD Drive Cycle Test
• Wiring Diagrams