Engine Controls - Self-Diagnostics - 4.3L
- Model Identification
- Introduction
- Self-Diagnostic System
- Programming
- Drive Cycles
- Summary
- Diagnostic Trouble Code Definitions
- Component Locations
- Connector Identification
- System Tests
- Diagnostic Tests
- Notes
- DTC P0016: Crankshaft Position-To-Camshaft Position Correlation (Bank 1, Sensor 1)
- DTC P0101: Mass Airflow Sensor Performance
- DTC P0102: MAF Sensor Circuit - Low Frequency
- DTC P0103: MAF Sensor Circuit - High Frequency
- DTC P0106: Map System Performance
- DTC P0107: Map Sensor Circuit - Low Voltage
- DTC P0108: Map Sensor Circuit - High Voltage
- DTC P0112: IAT Sensor Circuit - Low Voltage
- DTC P0113: IAT Sensor Circuit - High Voltage
- DTC P0117: ECT Sensor Circuit - Low Voltage
- DTC P0118: ECT Sensor Circuit - High Voltage
- DTC P0121: TP Sensor Performance
- DTC P0122: TP Sensor Circuit - Low Voltage
- DTC P0123: TP Sensor Circuit - High Voltage
- DTC P0125: Excessive Time To Enter Closed Loop Fuel Control
- DTC P0128: ECT Less Than Thermostat Regulating Temperature
- DTC P0131 Or P0151: Ho2S Circuit - Low Voltage (Bank 1 & 2, Sensor 1)
- DTC P0132 Or P0152: Ho2S Circuit - High Voltage (Bank 1 & 2, Sensor 1)
- DTC P0133 Or P0153: Ho2S Circuit - Slow Response (Bank 1 & 2, Sensor 1)
- DTC P0134 Or P0154: Ho2S Circuit - Insufficient Activity (Bank 1 & 2, Sensor 1)
- DTC P0135, P0141 Or P0155: Ho2S Heater Circuit (Bank 1 & 2, Sensor 1 & 2)
- DTC P0137: Ho2S Circuit - Low Voltage (Bank 1, Sensor 2)
- DTC P0138: Ho2S Circuit - High Voltage (Bank 1, Sensor 2)
- DTC P0140: Ho2S Circuit - Insufficient Activity (Bank 1, Sensor 2)
- DTC P0171 Or P0174: Fuel Trim System Lean (Bank 1 & 2)
- DTC P0172 Or P0175: Fuel Trim System Rich (Bank 1 & 2)
- DTC P0200: Fuel Injector Control Circuit
- DTC P0230: Fuel Pump Control Relay Circuit
- DTC P0300-P0306: Engine Misfire Detected
- DTC P0315: Crankshaft Position System Variation Not Learned
- DTC P0325: Knock Sensor Module Circuit
- DTC P0327: Knock Sensor Circuit - Low Voltage
- DTC P0335: Crankshaft Position Sensor Circuit
- DTC P0336: Crankshaft Position Sensor Circuit Performance
- DTC P0341: Camshaft Position Sensor Circuit Performance
- DTC P0351: Ignition Control Circuit
- DTC P0420 Or P0430: TWC System - Low Efficiency (Bank 1 & 2)
- DTC P0442: EVAP System - Small Leak
- DTC P0443: EVAP Purge Solenoid Control Circuit
- DTC P0446: EVAP Vent Valve Performance
- DTC P0449: EVAP Vent Valve Performance
- DTC P0452: Fuel Tank Pressure Sensor - Low Voltage
- DTC P0453: Fuel Tank Pressure Sensor - High Voltage
- DTC P0455: Evaporative Emission Control System Leak Detected (Gross Leak/No Flow)
- DTC P0496: Evaporative Emission System High Purge Flow
- DTC P0500: Vehicle Speed Sensor ("S" & "T" Series With M/T Only)
- DTC P0502: Vehicle Speed Sensor Low Output (A/T)
- DTC P0503: Vehicle Speed Sensor Erratic (A/T)
- DTC P0506: Idle Control System - Low Rpm
- DTC P0507: Idle Control System - High Rpm
- DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 Or P2610: Pcm Memory
- DTC P0641: 5-Volt Reference Voltage Out-Of-Range
- DTC P0650: Mil Control Circuit
- DTC P0651: Sensor Reference Voltage "B" Circuit Open
- DTC P1106: Map Sensor Circuit - Intermittent High Voltage
- DTC P1107: Map Sensor Circuit - Intermittent Low Voltage
- DTC P1111: IAT Sensor Circuit - Intermittent High Voltage
- DTC P1112: IAT Sensor Circuit - Intermittent Low Voltage
- DTC P1114: ECT Sensor Circuit - Intermittent Low Voltage
- DTC P1115: ECT Sensor Circuit - Intermittent High Voltage
- DTC P1121: TP Sensor Circuit - Intermittent High Voltage
- DTC P1122: TP Sensor Circuit - Intermittent Low Voltage
- DTC P1133 Or P1153: Ho2S Circuit - Insufficient Switching (Bank 1 & 2, Sensor 1)
- DTC P1380: EBCM DTC Detected Rough Road Data Unstable
- DTC P1381: Misfire Detected - No EBCM/Pcm Serial Data
- Wiring Diagrams