Engine Control System Self-Diagnostics - Gasoline - 4.3L, 5.0L, 5.7L & 7.4L
- Model Identification
- Introduction
- Self-Diagnostic System
- Diagnostic Tests
- Notes
- DTC P0101: MAF 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 P0131: Ho2S Circuit - Low Voltage - Bank 1, Sensor 1
- DTC P0132: Ho2S Circuit - High Voltage - Bank 1, Sensor 1
- DTC P0133: Ho2S Circuit - Slow Response - Bank 1, Sensor 1
- DTC P0134: Ho2S Circuit - Insufficient Activity - Bank 1, Sensor 1
- DTC P0135: Ho2S Heater Circuit - Bank 1, Sensor 1
- DTC P0137: Ho2S Circuit - Low Voltage - Bank 1, Sensor 2
- DTC P0138: Ho2S Circuit - High Voltage - Bank 1, Sensor 2 (4.3L)
- DTC P0138: Ho2S Circuit - High Voltage - Bank 1, Sensor 2 (5.0L, 5.7L & 7.4L)
- DTC P0140: Ho2S Circuit - Insufficient Activity - Bank 1, Sensor 2
- DTC P0141: Ho2S Heater Circuit - Bank 1, Sensor 2
- DTC P0143: Ho2S Circuit - Low Voltage - Bank 1, Sensor 3
- DTC P0144: Ho2S Circuit - High Voltage - Bank 1, Sensor 3
- DTC P0146: Ho2S Circuit - Insufficient Activity - Bank 1, Sensor 3
- DTC P0147: Ho2S Heater Circuit - Bank 1, Sensor 3
- DTC P0151: Ho2S Circuit - Low Voltage - Bank 2, Sensor 1
- DTC P0152: Ho2S Circuit - Voltage High - Bank 2, Sensor 1
- DTC P0153: Ho2S Circuit - Slow Response - Bank 2, Sensor 1
- DTC P0154: Ho2S Circuit - Insufficient Activity - Bank 2, Sensor 1
- DTC P0155: Ho2S Heater Circuit - Bank 2, Sensor 1
- DTC P0157: Ho2S Circuit - Low Voltage - Bank 2, Sensor 2
- DTC P0158: Ho2S Circuit - High Voltage - Bank 2, Sensor 2
- DTC P0160: Ho2S Circuit - Insufficient Activity - Bank 2, Sensor 2
- DTC P0161: Ho2S Heater Circuit - Bank 2, Sensor 2
- DTC P0171: Fuel Trim System Lean - Bank 1
- DTC P0172: Fuel Trim System Rich - Bank 1
- DTC P0174: Fuel Trim System Lean - Bank 2
- DTC P0175: Fuel Trim System Rich - Bank 2
- DTC P0300-P0308: Engine Misfire Detected
- DTC P0325: Knock Sensor Module Circuit
- DTC P0327: Knock Sensor Circuit - Low Voltage
- DTC P0336: Crankshaft Position Sensor Circuit Performance
- DTC P0337: Crankshaft Position Sensor Circuit - Low Frequency
- DTC P0338: Crankshaft Position Sensor Circuit - High Frequency
- DTC P0339: Crankshaft Position Sensor Circuit - Intermittent
- DTC P0340: Camshaft Position Sensor Circuit
- DTC P0341: Camshaft Position Sensor Circuit Performance
- DTC P0401: EGR System - Insufficient Flow
- DTC P0404: EGR Valve Open Pintle Position
- DTC P0405: EGR Pintle Position Circuit - Low Voltage
- DTC P0410: Air Injection System (4.3L)
- DTC P0410: Air Injection System (5.7L & 7.4L)
- DTC P0420: TWC System - Low Efficiency - Bank 1
- DTC P0430: TWC System - Low Efficiency - Bank 2
- DTC P0440: EVAP System
- DTC P0442: EVAP System - Small Leak Detected
- DTC P0446: EVAP Canister Vent Valve Performance
- DTC P0452: Fuel Tank Pressure Sensor Circuit - Low Voltage
- DTC P0453: Fuel Tank Pressure Sensor Circuit - High Voltage
- DTC P0461: Fuel Level Sensor Circuit Performance
- DTC P0462: Fuel Level Sensor Circuit - Low Voltage (Single Tank)
- DTC P0462: Fuel Level Sensor Circuit - Low Voltage (Dual Tank)
- DTC P0463: Fuel Level Sensor Circuit - High Voltage (Single Tank)
- DTC P0463: Fuel Level Sensor Circuit - High Voltage (Dual Tank)
- DTC P0500: Vehicle Speed Sensor Circuit
- DTC P0506: Idle Control System - Low Rpm
- DTC P0507: Idle Control System - High Rpm
- DTC P0601: VCM Memory
- DTC P0602: VCM Not Programmed
- DTC P0603: VCM Memory Reset
- DTC P0604: VCM Ram Performance
- DTC P0605: VCM Read Only Memory
- DTC P0704: Clutch Switch Circuit
- DTC P1106: Map Sensor Circuit - Intermittent High Voltage (4.3L)
- DTC P1106: Map Sensor Circuit - Intermittent High Voltage (5.0L, 5.7L & 7.4L)
- DTC P1107: Map Sensor Circuit - Intermittent Low Voltage (4.3L)
- DTC P1107: Map Sensor Circuit - Intermittent Low Voltage (5.0L, 5.7L & 7.4L)
- DTC P1111: IAT Sensor Circuit - Intermittent High Voltage
- DTC P1112: IAT Sensor Circuit - Intermittent Low Voltage (4.3L)
- DTC P1112: IAT Sensor Circuit - Intermittent Low Voltage (5.0L, 5.7L & 7.4L)
- DTC P1114: ECT Sensor Circuit - Intermittent Low Voltage (4.3L)
- DTC P1114: ECT Sensor Circuit - Intermittent Low Voltage (5.0L, 5.7L & 7.4L)
- DTC P1115: ECT Sensor Circuit - Intermittent High Voltage (4.3L)
- DTC P1115: ECT Sensor Circuit - Intermittent High Voltage (5.0L, 5.7L & 7.4L)
- DTC P1121: TP Sensor Circuit - Intermittent High Voltage (4.3L)
- DTC P1121: TP Sensor Circuit - Intermittent High Voltage (5.0L, 5.7L & 7.4L)
- DTC P1122: TP Sensor Circuit - Intermittent Low Voltage (4.3L)
- DTC P1122: TP Sensor Circuit - Intermittent Low Voltage (5.0L, 5.7L & 7.4L)
- DTC P1133: Ho2S Circuit - Insufficient Switching - Bank 1, Sensor 1 (4.3L)
- DTC P1133: Ho2S Circuit - Insufficient Switching - Bank 1, Sensor 1 (5.0L, 5.7L & 7.4L)
- DTC P1134: Ho2S Transition Time Ratio - Bank 1, Sensor 1
- DTC P1153: Ho2S Circuit - Insufficient Switching - Bank 2, Sensor 1 (4.3L)
- DTC P1153: Ho2S Circuit - Insufficient Switching - Bank 2, Sensor 1 (5.0L, 5.7L & 7.4L)
- DTC P1154: Ho2S Transition Time Ratio - Bank 2, Sensor 1
- DTC P1201: Gas Mass Sensor Circuit - Range Performance
- DTC P1202: Gas Mass Sensor Circuit - Low Frequency
- DTC P1203: Gas Mass Sensor Circuit - High Frequency
- DTC P1215: Quad Driver Output
- DTC P1336: CKP System Variation Not Learned (4.3L)
- DTC P1336: CKP System Variation Not Learned (5.0L, 5.7L & 7.4L)
- DTC P1345: Crankshaft/Camshaft Position Sensor Correlation (4.3L)
- DTC P1345: Crankshaft/Camshaft Position Sensor Correlation (5.0L, 5.7L & 7.4L)
- DTC P1351: Ignition Control Circuit - High Voltage (4.3L)
- DTC P1351: Ignition Control Circuit - High Voltage (5.0L, 5.7L & 7.4L)
- DTC P1361: Ignition Control Circuit - Low Voltage (4.3L)
- DTC P1361: Ignition Control Circuit - Low Voltage (5.0L, 5.7L & 7.4L)
- DTC P1380: EBCM DTC Detected Rough Road Data Unstable (4.3L)
- DTC P1380: EBCM DTC Detected Rough Road Data Unstable (5.0L, 5.7L & 7.4L)
- DTC P1381: Misfire Detected - No EBCM/VCM Serial Data (4.3L)
- DTC P1381: Misfire Detected - No EBCM/VCM Serial Data (5.0L, 5.7L & 7.4L)
- DTC P1404: EGR Valve Closed Pintle Position
- DTC P1415: Air System - Bank 1 (4.3L)
- DTC P1415: Air System - Bank 1 (5.7L & 7.4L)
- DTC P1416: Air System - Bank 1 (4.3L)
- DTC P1416: Air System - Bank 2 (5.7L & 7.4L)
- DTC P1432: Fuel Pressure Sensor Circuit - Low Voltage
- DTC P1433: Fuel Pressure Sensor Circuit - High Voltage
- DTC P1441: EVAP System Flow During Non-Purge (4.3L)
- DTC P1441: EVAP System Flow During Non-Purge (5.0L, 5.7L & 7.4L)
- DTC P1508: Idle Air Control System - Low Rpm (4.3L)
- DTC P1508: Idle Air Control System - Low Rpm (5.0L, 5.7L & 7.4L)
- DTC P1509: Idle Air Control System - High Rpm (4.3L)
- DTC P1509: Idle Air Control System - High Rpm (5.0L, 5.7L & 7.4L)
- DTC P1621: VCM EEPROM Performance (4.3L)
- DTC P1621: VCM EEPROM Performance (5.0L, 5.7L & 7.4L)
- DTC P1626: Loss Of Serial Communication With VTD
- DTC P1631: Theft Deterrent System Password Incorrect
- DTC U1026: Loss Of ATC Class 2 Communication
- DTC U1041: Loss Of EBCM Communication
- DTC U1192: Loss Of EVO/VTD PASSLOCK® Communication
- DTC U1193: Loss Of Vim Communication