Engine Controls - Tests W/Codes - 4.3L
- Introduction
- Self-Diagnostic System
- ECM/Pcm Code Charts
- Notes
- Code 11, Malfunction Indicator Light
- Code 13, Left Heated Oxygen Sensor Circuit Open
- Code 14, Coolant Temp Sens SGNL VLTGE Low (Hi Temp Indicated)
- Code 15, Coolant Temp Sensor Signal Voltage Low
- Code 16, OPTI-Spark Ignition System Low Resolution Pulse
- Code 18, Injector Circuit
- Code 21, Throttle Position Sensor Signal Voltage High
- Code 22, Throttle Position Sensor Signal Voltage Low
- Code 23, IAT Sensor Signal Voltage High (Low Temp Indicated)
- Code 24, Vehicle Speed Sensor
- Code 25, IAT Sensor Signal Voltage Low (High Temp Indicated)
- Code 26, Canister Purge Solenoid
- Code 27, EGR Sol Valve
- Code 28, Trans. Range Pressure Switch
- Code 29, Secondary Air Injection
- Code 32, EGR System Error
- Code 33, Map Sensor Signal Voltage High
- Code 34, Map Sensor Signal Voltage Low
- Code 36, OPTI-Spark High Resolution Pulse
- Code 37, TCC Brake Switch Error
- Code 38, Brake Switch Error
- Code 41, OPTI-Spark Ignition System Open Or Shorted Est CKT
- Code 42, Ic Circuit Grounded
- Code 43, Knock Sensor Circuit (Dual Sensors)
- Code 44, Left Heated Oxygen Sensor Lean Exhaust Indication
- Code 45, Left Heated Oxygen Sensor Rich Exhaust Indication
- Code 46, Pass-Key Circuit
- Code 47, Knock Sensor Module
- Code 48, Mass Airflow Sensor
- Code 50, System Voltage Low
- Code 52, Faulty Cal-PAK
- Code 53, System Voltage High
- Code 55, Pcm Error
- Code 55, Fuel Lean Monitor
- Code 58, Trans Temperature Sensor High Temperature
- Code 59, Trans. Temperature Sensor Low Temperature
- Code 63, Right Heated Oxygen Sensor Circuit Open
- Code 64, Right Heated Oxygen Sensor Lean Exhaust Indication
- Code 65, Right Heated Oxygen Sensor Rich Exhaust Indication
- Code 66, A/C Pressure Sensor
- Code 67, A/C Pressure Sensor
- Code 68, A/C Relay Circuit Shorted
- Code 69, A/C Compressor Relay
- Code 70, A/C Compressor Relay Driver
- Code 72, Vehicle Speed Sensor Loss
- Code 73, Pressure Control Solenoid
- Code 75, Transmission Voltage Low
- Code 77, Primary Cooling Fan Driver
- Code 78, Secondary Cooling Fan Driver
- Code 79, Transmission Fluid OVERTEMP
- Code 81, 2-3 Shift Solenoid
- Code 82, 1-2 Shift Solenoid
- Code 83, TCC PWM Solenoid - A/T
- Code 84, 3-2 Control Solenoid - With A/T
- Code 85, TCC Stuck On
- Code 90, TCC Solenoid Circuit
- Code 95, Change Oil Light
- Code 96, Low Oil Light
- Code 97, VSS Output Circuit
- Summary
- Wiring Diagrams