Engine Controls - Tests W/Codes

• Introduction
• Self-Diagnostic System
  • Check Engine Light
  • Hard Failures
  • Retrieving Codes
  • Trouble Code Definition (DTC) Identification
  • Diagnostic Trouble Code Fault Diagnosis
    • DTC 11: Idle Potentiometer
    • DTC 12: Mass Airflow Sensor
    • DTC 14: Engine Coolant Temperature Sensor
    • DTC 16: Air Temperature Sensor
    • DTC 17: Throttle Position Sensor
    • DTC 18: Throttle Position Sensor
    • DTC 19: Throttle Position Sensor/Mass Airflow Sensor Calibration
    • DTC 22: Heated Oxygen Sensor/Fuel Pump Relay
    • DTC 23: Fuel Control, Running Rich
    • DTC 24: Ignition Amplifier
    • DTC 26: Air Leak, Running Lean
    • DTC 29: Electronic Control Module
    • DTC 33: Leaking Fuel Injector
    • DTC 34: Leaking Fuel Injector
    • DTC 37: EGR Solenoid Valve
    • DTC 39: EGR Function
    • DTC 44: Heated Oxygen Sensor
    • DTC 46 & 47: Idle Air Control Valve
    • DTC 48: Idle Air Control Valve Position
    • DTC 68: Speed Sensor
    • DTC 69: Park/Neutral Position Switch
    • DTC 89: EVAP Canister Purge Control Valve
  • Clearing Codes
  • ECM Location
• Summary