Section 12 (Engine Controls - Tests W/Codes - 3.4L PFI)
WARNING: This page is about a different car, the 1992 Pontiac Grand Prix, 1992 Oldsmobile Cutlass Supreme, and 1992 Chevrolet Lumina. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Model Identification
- Self-Diagnostic System
- Pcm/BCM Code Charts
- Notes
- Code 13, Open Oxygen (O2) Sensor Circuit
- Code 14, Coolant Temperature Sensor, Signal Voltage Low
- Code 15, Coolant Temperature Sensor, Signal Voltage High
- Code 21, Throttle Position Sensor, Signal Voltage High
- Code 22, Throttle Position Sensor, Signal Voltage Low
- Code 23, Mat Sensor Signal Voltage High
- Code 24, Vehicle Speed Sensor (VSS)
- Code 25, Mat Sensor Signal Voltage Low
- Code 32, EGR System Error
- Code 33, Map Sensor, Signal Voltage High
- Code 34, Map Sensor, Signal Voltage Low
- Code 35, IAC Idle Speed Error, W/O Tech 1
- Code 35, IAC Idle Speed Error, Using Tech I
- Code 42, Est CKT Open Or Grounded
- Code 43, ESC Error, W/O ESC Module
- Code 44, Lean Exhaust Indication
- Code 45, Rich Exhaust Indication
- Code 51, Faulty Prom/Mem-Cal
- Code 52, Faulty Cal-PAK
- Code 53, System OVERVOLTAGE
- Code 54, Fuel Pump Voltage Low
- Code 55, ECM Error
- Code 61, Degraded Oxygen (O2) Sensor
- Code 66, A/C Pressure Sensor
- Summary