Engine Controls - Tests W/Codes

• Introduction
• Self-Diagnostic System
  • Malfunction Indicator Light (Mil)
    • Notes
    • Hard Failures
    • Intermittent Failures
  • Retrieving Codes
  • Clearing Codes
  • ECM Location
• Summary
• Trouble Code Identification
• Trouble Codes
  • Code 0 Or No Codes
    • No MIL
    • MIL Stays On
  • Code 1: Ho2S
  • Code 3: Map Sensor
  • Code 4, 8, 0R 9: TDC/Crank/CYL Sensor
  • Code 5: Map Sensor
  • Code 6: Coolant Sensor
  • Code 7: Throttle Position Sensor
  • Code 10: Air Temperature (Ta) Sensor
  • Code 12: EGR System
  • Code 13: Barometric (BARO) Sensor
  • Code 14: Idle Air Control Valve (IACV)
  • Code 15: Ignition Output Signal
  • Code 16: Fuel Injector Circuit
  • Code 17: Vehicle Speed Sensor (VSS)
  • Code 18: Ignition Timing Adjuster
  • Code 20: Electric Load Detector (Eld)
  • Code 23 Or 53: Knock Sensor
  • Code 30 Or 31: A/T FI Signal
  • Code 41: Ho2S Heater
  • Code 43: Fuel Supply System
  • Code 45: Fuel Metering System