Engine Controls - Tests W/Codes
- Introduction
- Self-Diagnostic System
- Diagnostic Code Charts
- Diagnostic Circuit Check
- Chart A-1, Won't Flash Code 12/No Check Engine Light
- Diagnostic Aids
- Chart A-2, No ALDL Data Or Won't Flash Code 12/Check Eng Light On Steady
- Code 13, O2 Sensor CKT/Open CKT (VIN 5)
- Code 13, O2 Sensor CKT/Open CKT (VIN 6)
- Code 14, Coolant Temp Sensor CKT/High Temp Indicated
- Code 14, Coolant Temp Sensor CKT/Low Temp Indicated
- Code 21, Throttle Pos Sensor CKT/Signal Voltage High
- Code 21, Throttle Pos Sensor CKT/Signal Voltage Low
- Code 23, Intake Air Temp Sensor CKT Low Temp Indicated
- Code 23, Intake Air Temp CKT/High Temp Indicated
- Code 24, Vehicle Speed Sensor Circuit
- Code 32, EGR System Error (CALIF. Only)
- Code 33, Map Sensor CKT/Signal Voltage High-Low Vacuum
- Code 33, Map Sensor CKT/Signal Voltage Low-High Vacuum
- Code 42, Electronic Spark Timing
- Code 44, O2 Sensor CKT/Lean Exhaust Indicated
- Code 45, O2 Sensor CKT/Rich Exhaust Indicated
- Code 51, ECM Failure/ECM Failed Or Prom Failure
- Summary