Engine Controls - Tests W/Codes - 2.6L

• Introduction
• Self-Diagnostic System
  • Hard Failures
  • Intermittent Failures
  • Retrieving Codes
  • Clearing Codes
• Code Charts
  • Read This First
  • ECM Location
  • Trouble Code Definition
  • ECM Terminal Identification
  • Diagnostic Circuit Check
  • Test No. 1 - ECM Power Supply
    • Notes
    • Confirmation
    • Inspection And Correction
  • Test No. 2 - Check Engine Light Inoperative
  • Test No. 3 - Will Not Flash Code No. 12
  • Code 12 - System Normal
  • Code 13 - Oxygen Sensor Circuit
  • Code 14 & 15 - Coolant Temperature Sensor
  • Code 21 - Throttle Valve Switch (Idle & Full Throttle)
  • Code 22 - Starter Signal
  • Code 23, 35 & 54 - Power Transistor Circuit
    • Diagnostic Aid
  • Code 25 & 53 - Pressure Regulator VSV
    • Diagnostic Aid
  • Code 26 & 27 - Canister Purge VSV
  • Code 32 - EGR System Malfunction
    • Specified Reappearance Pattern
  • Code 33 - Fuel Injector Circuit (Open Or Grounded)
  • Code 34 - EGR Gas Temperature Sensor
    • Diagnostic Aid
  • Code 35 - Power Transistor Circuit
  • Code 41 - Crank Angle Sensor Signal
    • Notes
    • Diagnostic Aid
  • Code 43 & 65 - Throttle Valve Switch
  • Code 44 & 45 - Oxygen Sensor-Lean/Rich Fuel Mixture
    • Notes
    • Fuel Metering Lean-Faulty Inspection Procedure
    • Fuel Metering Rich Faulty Inspection Procedure
  • Code 51 & 52 - Faulty ECM Ram/ROM
    • Circuit Connections
  • Code 53 - Pressure Regulator VSV
  • Code 54 - Power Transistor Circuit
  • Code 61 & 62 - Airflow Sensor Signal
    • Inspection Of Airflow Sensor
  • Code 63 - Vehicle Speed Sensor Signal
    • Notes
    • Sensor & Equipment
    • Wiring Circuits
    • Car Speed Sensor
  • Code 64 - Fuel Injector Circuit (ECM Transistor)
  • Code 65 - Throttle Valve Switch
• Summary