Engine Controls - Tests W/Codes

• Introduction
• Self-Diagnostic System
  • Notes
  • Consult Tester
  • Hard Failures
  • Intermittent Failures
  • Check Engine Light
  • Diagnostic Modes
  • Single Led System
    • Notes
    • Mode I (Bulb Check)
    • Mode I (Malfunction Warning)
    • Mode II (Self-Diagnostics)
    • Mode II (Exhaust Gas Monitor)
  • Dual Led System
    • Notes
    • Mode I (Exhaust Gas Monitor)
    • Mode II (Mixture Ratio Feedback Monitor)
    • Mode III (Self-Diagnostics)
    • Mode IV (Switch Check)
    • Mode V (Test Mode)
  • Entering Self-Diagnostics
    • Single LED System
    • Dual LED System
  • Retrieving Codes
    • Single LED System
    • Dual LED System
  • Trouble Code Definition
  • Clearing Codes
    • Notes
    • Memory Erase (Single LED System)
    • Memory Erase (Dual LED System)
  • Final Check
    • Final Check For All Circuit Tests
• Diagnostic Trouble Code (DTC) Tests
  • Notes
  • ECM Harness Connector
  • DTC 11: Camshaft Position (CMP) Sensor
  • DTC 12: Mass Airflow (MAF) Sensor
  • DTC 13: Engine Coolant Temperature (ECT) Sensor
  • DTC 14: Vehicle Speed Sensor (VSS)
  • DTC 21: Ignition Signal
  • DTC 31: ECM
  • DTC 32: EGR Function
  • DTC 33: Oxygen Sensor
  • DTC 34: Knock Sensor
  • DTC 35: EGR Temperature Sensor
  • DTC 43: Throttle Position (TP) Sensor
  • DTC 45: Injector Leak
  • DTC 51: Injector Circuit
• Summary