Engine Control System - Self-Diagnostics - 5.3L
- Model Identification
- Introduction
- Self-Diagnostic System
- Programming
- Drive Cycles
- Summary
- Diagnostic Trouble Code Definitions
- Component Locations
- Connector Identification
- System Tests
- Diagnostic Tests
- Notes
- DTC P0101: Mass Air Flow Sensor Performance
- DTC P0102: Mass Air Flow Sensor Circuit - Low Frequency
- DTC P0103: Mass Air Flow 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 P0116: ECT Sensor Performance
- DTC P0117: ECT Sensor Circuit - Low Voltage
- DTC P0118: ECT Sensor Circuit - High Voltage
- DTC P0120: TP Sensor Circuit
- DTC P0125: Excessive Time To Enter Closed Loop Fuel Control
- DTC P0128: ECT Less Than Thermostat Regulating Temperature
- DTC P0131: Ho2S Circuit - Low Voltage - Bank 1, Sensor 1 & DTC P0151: Ho2S Circuit - Low Voltage - Bank 2, Sensor 1
- DTC P0132: Ho2S Circuit - High Voltage - Bank 1, Sensor 1 & DTC P0152: Ho2S Circuit - High Voltage - Bank 2, Sensor 1
- DTC P0133: Ho2S Circuit - Slow Response - Bank 1, Sensor 1 & DTC P0153: Ho2S Circuit - Slow Response - Bank 2, Sensor 1
- DTC P0134: Ho2S Circuit - Insufficient Activity - Bank 1, Sensor 1 & DTC P0154: Ho2S Circuit - Insufficient Activity - Bank 2, Sensor 1
- DTC P0135: Ho2S Heater Circuit - Bank 1, Sensor 1, DTC P0155: Ho2S Heater Circuit - Bank 2, Sensor 1, DTC P0141: Ho2S Heater Circuit - Bank 1, Sensor 2 & P0161: Ho2S Heater Circuit - Bank 2, Sensor 2
- DTC P0137: Ho2S Circuit - Low Voltage - Bank 1, Sensor 2 & DTC P0157: Ho2S Circuit - Low Voltage - Bank 2, Sensor 2
- DTC P0138: Ho2S Circuit - High Voltage - Bank 1, Sensor 2 & DTC P0158: Ho2S Circuit - High Voltage - Bank 2, Sensor 2
- DTC P0140: Ho2S Circuit - Insufficient Activity - Bank 1, Sensor 2 & DTC P0160: Ho2S Circuit - Insufficient Activity - Bank 2, Sensor 2
- DTC P0171: Fuel Trim System Lean - Bank 1 & DTC P0174: Fuel Trim System Lean - Bank 2
- DTC P0172: Fuel Trim System Rich - Bank 1 & DTC P0175: Fuel Trim System Rich - Bank 2
- DTC P0200: Fuel Injector Control Circuit
- DTC P0220: Throttle Position Sensor 2 Circuit
- DTC P0230: Fuel Pump Control Relay Circuit
- DTC P0300-P0308: Engine Misfire Detected
- DTC P0315: Crankshaft Position Sensor Variation Not Learned
- DTC P0325: Knock Sensor Module Circuit
- DTC P0327: Knock Sensor Circuit - Low Voltage - Sensor 1 & DTC P0332: Knock Sensor Circuit - Low Voltage - Sensor 2
- DTC P0335: Crankshaft Position Sensor Circuit
- DTC P0336: Crankshaft Position Sensor Circuit Performance
- DTC P0341: Camshaft Position Sensor Circuit Performance
- DTC P0342: Camshaft Position Sensor - Signal Low
- DTC P0343: Camshaft Position Sensor - Signal High
- DTC P0351-P0358: Ignition Control Circuit
- DTC P0420: TWC System - Low Efficiency - Bank 1 & DTC P0430: TWC System - Low Efficiency - Bank 2
- DTC P0442: EVAP System - Small Leak
- DTC P0443: EVAP Purge Solenoid Control Circuit
- DTC P0446: EVAP Vent Control Circuit
- DTC P0449: EVAP Vent Solenoid Valve Control Circuit
- DTC P0452: Fuel Tank Pressure Sensor - Low Voltage
- DTC P0453: Fuel Tank Pressure Sensor - High Voltage
- DTC P0455: EVAP System Leak Detected - Gross Leak/No Flow
- DTC P0496: EVAP System High Purge Flow
- DTC P0506: Idle Control System - Low Rpm
- DTC P0507: Idle Control System - High Rpm
- DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 & P2610: Pcm Memory
- DTC P0641: 5-Volt Reference Circuit Out Of Range
- DTC P0650: Mil Control Circuit
- DTC P0651: Sensor Reference Voltage Circuit
- 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 P1125: Accelerator Pedal Position Sensors Out Of Range Or Disagree
- DTC P1133: Ho2S Circuit - Insufficient Switching - Bank 1, Sensor 1 & DTC P1153: Ho2S Circuit - Insufficient Switching - Bank 2, Sensor 1
- DTC P1380: EBCM DTC Detected Rough Road Data Unstable
- DTC P1381: Misfire Detected - No EBCM/Pcm Serial Data
- DTC P1514: Calculated Vs Actual Airflow Correlation High
- DTC P1515: Predicted Vs Actual Throttle Position Correlation Error
- DTC P1516: Predicted Vs Actual Throttle Position Correlation Error
- DTC P1518: TAC Module Serial Data Fault
- DTC P2108: TAC Module Processor Fault
- DTC P2120: App Sensor 1 Circuit Malfunction
- DTC P2121: App Sensor Circuits Out Of Correlation
- DTC P2125: App Sensor 2 Circuit Malfunction
- DTC P2135: TP Sensor Signals 1 & 2 Disagree Or Outside Predetermined Range
- Wiring Diagrams