Section 8 (Engine Controls - Self-Diagnostics - 4.3L)
WARNING: This page is about a different car, the 2000 Isuzu Hombre. However, it is still accessible from the selected car via links, so may be relevant.
- Self-Diagnostic System
- Programming
- Diagnostic Tests
- Diagnostic Trouble Code Identification
- Notes
- DTC P0101: MAF Sensor System Performance
- DTC P0102: MAF Sensor Circuit Low Frequency
- DTC P0103: MAF Sensor Circuit High Frequency
- DTC P0106: Map Sensor 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 System Performance
- DTC P0122: TP Sensor Circuit Low Voltage
- DTC P0123: TP Sensor Circuit High Voltage
- DTC P0125: ECT Excessive Time To Reach Closed Loop
- DTC P0131: Ho2S Circuit Low Voltage Sensor 1
- DTC P0132: Ho2S Circuit High Voltage Bank 1, Sensor 1
- DTC P0133: Ho2S Slow Response Bank 1, Sensor 1
- DTC P0134: Ho2S Insufficient Activity Bank 1, Sensor 1
- DTC P0135: Ho2S Heater Circuit Bank 1, Sensor 1
- DTC P0143: Ho2S Circuit Low Voltage Bank 1, Sensor 3
- DTC P0144: Ho2S Circuit High Voltage Bank 1, Sensor 3
- DTC P0146: Ho2S 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 High Voltage Bank 2, Sensor 1
- DTC P0153: Ho2S Slow Response Bank 2, Sensor 1
- DTC P0154: Ho2S Insufficient Activity Bank 2, Sensor 1
- DTC P0155: Ho2S Heater Circuit Bank 2, Sensor 1
- 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: Engine Misfire Detected
- DTC P0325: Knock Sensor Module Circuit
- DTC P0327: Knock Sensor 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
- DTC P0401: EGR System Insufficient Flow
- DTC P0404: EGR Valve Open Pintle Position
- DTC P0405: EGR Valve Pintle Position Circuit Low Voltage
- DTC P0410: Secondary Air Injection (Air) System
- DTC P0420: TWC System Low Efficiency Bank 1
- DTC P0440: EVAP System
- DTC P0442: EVAP System Small Leak Detected
- DTC P0446: EVAP Vent Valve Performance
- DTC P0452: Fuel Tank Pressure Sensor Low Voltage
- DTC P0453: Fuel Tank Pressure Sensor High Voltage
- DTC P0461: Fuel Level Sensor Circuit Performance
- DTC P0462: Fuel Level Sensor Circuit Low Voltage
- DTC P0463: Fuel Level Sensor Circuit High Voltage
- DTC P0500: Vehicle Speed Sensor Circuit
- DTC P0506: Idle Speed Low Idle Air Control Responding
- DTC P0507: Idle Speed High Idle Air Control Responding
- DTC P0601: VCM Memory
- DTC P0602: VCM Not Programmed
- DTC P0603: VCM Memory Reset
- DTC P0604: VCM Random Access Memory (Ram)
- DTC P0605: VCM Read Only Memory (ROM)
- DTC P0704: Clutch Switch 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 P1121: TP Sensor Circuit Intermittent High Voltage
- DTC P1122: TP Sensor Circuit Intermittent Low Voltage
- DTC P1133: Ho2S Insufficient Switching Bank 1, Sensor 1
- DTC P1134: Ho2S Transition Time Ratio Bank 1, Sensor 1
- DTC P1153: Ho2S Insufficient Switching Bank 2, Sensor 1
- DTC P1154: Ho2S Transition Time Ratio Bank 2, Sensor 1
- DTC P1336: CKP System Variation Not Learned
- DTC P1345: Crankshaft/Camshaft Position Sensor Correlation
- DTC P1351: Ignition Control Circuit High Voltage
- DTC P1361: Ignition Control Circuit Low Voltage
- DTC P1380: Electronic Brake Control Module (EBCM) Rough Road Data Unstable
- DTC P1381: Misfire Detected No EBCM/VCM Serial Data
- DTC P1404: EGR Valve Closed Pintle Position
- DTC P1415: Secondary Air Injection (Air) System, Bank 1
- DTC P1416: Secondary Air Injection (Air) System, Bank 2
- DTC P1441: EVAP System Flow During Non-Purge
- DTC P1508: IAC System Low Rpm, & DTC P1509: IAC System High Rpm
- DTC P1621: VCM EEPROM Performance
- DTC P1626: Loss Of Serial Communication Vehicle Theft Deterrent (VTD)
- DTC P1631: Vehicle Theft Deterrent (VTD) Password Incorrect
- DTC U1026: Loss Of ATCM Communication
- DTC U1041: Loss Of EBCM Communication
- DTC U1064: Loss Of BCM &/Or VTD Communication