Engine Controls - Tests W/Codes

• Introduction
• Self-Diagnostic System
  • Notes
  • Malfunction Indicator (Check Engine) Light
  • Retrieving Codes
    • Using Malfunction Indicator (CHECK ENGINE) Light
    • Using Diagnostic Connector
  • Reading Input & Output Signals
  • Clearing Codes
    • Using Malfunction Indicator (CHECK ENGINE) Light
    • Disconnecting DME Control Unit Connector
• Fault Code Diagnosis & Testing
  • Code 1111: DME Power Supply
  • Code 1112: Idle Speed Switch Short Circuit To Ground
  • Code 1113: Full Throttle Switch Short Circuit To Ground
  • Code 1114: Engine (Coolant) Temperature Sensor
  • Code 1115: Idle Speed Switch Open Circuit
  • Code 1121: Airflow Sensor
  • Code 1122: Idle Speed Control
    • Voltage Supply
    • Control Signal Test
  • Code 1123: Oxygen Regulation Stop
  • Code 1124: Heated Oxygen Sensor
  • Code 1125: Intake Air Temperature Sensor
  • Code 1131: Knock Sensor No. 1
  • Code 1132: Knock Sensor No. 2
  • Code 1133: DME Control Unit (Knock Control)
  • Code 1134: Hall Effect Sensor
  • Code 1141: DME Control Unit
  • Code 1143: Fuel Tank Venting Solenoid
  • Code 1144: Resonance Plate
  • Code 1145: Check Engine Light
  • Codes 1151 Through 1156: Fuel Injectors
  • ECM Location
• Summary