Engine Controls - Tests W/Codes
- Introduction
- Self-Diagnostic System
- Summary
- Trouble Code Definition
- Self-Diagnostic Trouble Code Charts
- Chart A-1 - ECM Power/Ground CKT Check (Engine Doesn't Start)
- Chart A-2 - Check Engine Light Inoperative (Engine Starts)
- Chart A-3 - Check Engine Light Stays On - Won't Flash
- Code 13 - Oxygen Sensor Circuit
- Code 14 - ECT Sensor, Low Temperature Indicated
- Code 15 - ECT Sensor, High Temperature Indicated
- Code 21 - TP Sensor Circuit, Signal Voltage High
- Code 22 - TP Sensor Circuit, Signal Voltage Low
- Code 23 - IAT Sensor Circuit, Low Temperature Indicated
- Code 24 - Vehicle Speed Sensor
- Code 25 - IAT Sensor Circuit, High Temperature Indicated
- Code 31 - Map Sensor Circuit, Signal Voltage High
- Code 32 - Map Sensor Circuit, Signal Voltage Low
- Code 41 - No Ignition Signal
- Code 42 - Crank Angle Sensor
- Code 44 - Idle Switch Circuit Open Or MISADJUSTED
- Code 45 - Idle Switch Circuit Shorted Or MISADJUSTED
- Code 51 - EGR System Circuit Check - CALIF.
- Code 53 - ECM Ground Circuit Check - CALIF.
- Code 54 - 5TH Gear Switch Circuit Grounded - Federal
- Code 71 - Test Switch Circuit