Section 1 (Engine Controls - Tests W/Codes)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 1990 Jaguar XJ6, 1990 Jaguar XJ-S, 1989 Jaguar XJ6, 1989 Jaguar XJ-S, and 1988 Jaguar XJ6. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Self-Diagnostic System
- Check Engine Light
- Retrieving Codes
- Trouble Code Definition (DTC) Identification
- Diagnostic Trouble Code Fault Diagnosis
- 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 66: Air Injection Pump Relay
- DTC 68: Speed Sensor
- DTC 69: Park/Neutral Position Switch
- DTC 89: EVAP Canister Purge Control Valve
- Clearing Codes
- ECM Location
- Summary