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Home >> Honda >> 1996 >> Passport EX, RWD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 3.2L V6 >> Self-Diagnostic System >> Diagnostic Trouble Code Definitions

Diagnostic Trouble Code Definitions

DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC/Type Component/System Most Likely Cause
P0101  /B MAF Sensor Circuit Range/Performance Problem MAF Sensor
P0102  /A MAF Sensor Circuit Low Frequency Open/Short, MAF Sensor Or PCM
P0103  /A MAF Sensor Circuit High Frequency Open/Short, MAF Sensor Or PCM
P0106  /A MAP Sensor Circuit Range/Performance Problem MAP Sensor
P0107  /A MAP Sensor Circuit Low Frequency Open/Short, MAP Sensor Or PCM
P0108  /A MAP Sensor Circuit High Frequency Open, MAP Sensor Or PCM
P0112  /A IAT Sensor Circuit Low Frequency Short, IAT Sensor Or PCM
P0113  /A IAT Sensor Circuit High Frequency Open, IAT Sensor Or PCM
P0117  /A ECT Sensor Circuit Low Frequency Short, ECT Sensor Or PCM
P0118  /A ECT Sensor Circuit High Frequency Open, ECT Sensor Or PCM
P0121  /A TP Sensor Circuit Range/Performance Problem TP Sensor Or PCM
P0122  /A TP Sensor Circuit Low Frequency Open/Short, TP Sensor Or PCM
P0123  /A TP Sensor Circuit High Frequency Open Circuit, TP Sensor Or PCM
P0125  /B ECT Sensor Circuit Excessive Warm-Up Time To Closed Loop Cooling System, ECT Or PCM
P0131  /A Bank 1 Primary HO2S Circuit Low Voltage Short, HO2S Sensor, Fuel Supply Or PCM
P0132  /A Bank 1 Primary HO2S Circuit High Voltage Open, HO2S Sensor Or PCM
P0133  /B Bank 1 Primary HO2S Slow Response HO2S Sensor Or Exhaust System
P0134  /A Bank 1 Primary HO2S Insufficient Activity Poor Connections, HO2S Sensor Or PCM
P0135  /B Bank 1 Primary HO2S Heater Circuit Malfunction Open/Short Or PCM
P0137  /A Bank 1 Secondary HO2S Circuit Low Voltage Short, HO2S Or PCM
P0138  /A Bank 1 Secondary HO2S Circuit High Voltage Open, HO2S Or PCM
P0140  /A Bank 1 Secondary HO2S Ckt. Insufficient Activity Short In Circuit, HO2S Or PCM
P0141  /B Bank 1 Secondary HO2S Circuit Malfunction Open/Short In Heater Circuit Or PCM
P0143  /A Bank 1 Secondary HO2S Low Voltage (M/T Only) Short, HO2S Or PCM
P0144  /A Bank 1 Secondary HO2S High Voltage (M/T Only) Open/Short, HO2S Or PCM
P0146  /A Bank 1 Secondary HO2S Insufficient Activity (M/T Only) Or PCM Short, HO2S
P0147  /B Bank 1 Secondary HO2S Heater Circuit (M/T Only) Short Or HO2S
P0151  /A Bank 2 Secondary HO2S Circuit Low Voltage Short Or PCM
P0152  /A Bank 2 Secondary HO2S Circuit High Voltage Short, HO2S Or PCM
P0153  /B Bank 2 Secondary HO2S Circuit Slow Response Open/Short, HO2S Contamination Or PCM
P0154  /A Bank 2 Secondary HO2S Insufficient Activity HO2S Or PCM
P0155  /B Bank 2 Secondary HO2S Heater Circuit Short Or HO2S
P0157  /A Bank 2 Secondary HO2S Circuit Low Voltage (A/T Only) Short Or PCM
P0158  /A Bank 2 Secondary HO2S Ckt. High Voltage (A/T Only) Short, HO2S Or PCM
P0160  /A Bank 2 Secondary HO2S Circuit Insufficient Activity (A/T Only) Short, HO2S Or PCM
P0161  /B Bank 2 Secondary HO2S Heater Circuit Malfunction (A/T Only) Short Or HO2S
P0171  /B Bank 1 System Too Lean Fuel Supply/Contamination, Primary HO2S, MAP, Leaking Exhaust Or Valve Clearance
P0172  /B Bank 1 System Too Rich Fuel Supply, Primary HO2S, MAP Sensor, Fuel Contamination Or Valve Clearance
P0174  /B Bank 2 System Too Lean Air Intake System, MAF Sensor, Fuel Supply Or Exhaust System
P0175  /B Bank 2 System Too Rich Air Intake System, MAF Sensor, Fuel Supply Or TP Sensor
P0201  /A Injector No. 1 Circuit Malfunction Open/Short Or PCM
P0202  /A Injector No. 2 Circuit Malfunction Open/Short Or PCM
P0203  /A Injector No. 3 Circuit Malfunction Open/Short Or PCM
P0204  /A Injector No. 4 Circuit Malfunction Open/Short Or PCM
P0205  /A Injector No. 5 Circuit Malfunction Open/Short Or PCM
P0206  /A Injector No. 6 Circuit Malfunction Open/Short Or PCM
P0218/D (1) Transmission High Temp Condition (A/T Only) Miscellaneous
P0300  /B Random Misfire Detected Ignition System, Fuel Supply, MAP Sensor, EGR System, IAC Valve Or Contaminated Fuel
P0301  /B Cylinder No. 1 Misfire Detected Miscellaneous
P0302  /B Cylinder No. 2 Misfire Detected Miscellaneous
P0303  /B Cylinder No. 3 Misfire Detected Miscellaneous
P0304  /B Cylinder No. 4 Misfire Detected Miscellaneous
P0305  /B Cylinder No. 5 Misfire Detected Miscellaneous
P0306  /B Cylinder No. 6 Misfire Detected Miscellaneous
P0325  /A Knock Sensor (KS) Circuit Malfunction PCM
P0327  /A KS Circuit Open/Short, KS Or PCM
P0336  /B CKP Sensor Range/Performance CKP Sensor, Valve Timing Or Timing Belt Skipped Teeth
P0337  /B CKP Sensor Circuit Low Frequency Open/Short, CKP Sensor Or PCM
P0341  /A CMP Sensor Circuit Performance Open/Short, CKP Sensor Or PCM
P0342  /A CMP Sensor No Signal CKP Sensor/Magnet Or PCM
P0351  /A Ignition Coil 1 Circuit Ignition Control Module (ICM), Open/Short Or PCM
P0352  /A Ignition Coil 2 Circuit Miscellaneous
P0353  /A Ignition Coil 3 Circuit Miscellaneous
P0354  /A Ignition Coil 4 Circuit Miscellaneous
P0355  /A Ignition Coil 5 Circuit Miscellaneous
P0356  /A Ignition Coil 6 Circuit Miscellaneous
P0401  /A Insufficient EGR Flow Detected EGR Valve Or Line
P0420  /A Bank 1 Catalyst System Efficiency Below Threshold Catalytic Converter Or Secondary HO2S
P0430  /A Bank 2 Catalyst System Efficiency Below Threshold (A/T Only) Catalytic Converter Or Secondary HO2S
P0440  /A EVAP System Canister Purge Valve, Vent Solenoid Or Hoses
P0442  /A EVAP Small Leak Detected Vent Solenoid, Fuel Cap Or Lines
P0446  /A EVAP Canister Vent Blocked Vent Solenoid Or Canister
P0461  Fuel Level Sensor Circuit Performance
P0462  Fuel Level Sensor Circuit Low Voltage
P0463  Fuel Level Sensor Circuit High Voltage
P0502  /A VSS Circuit Low Frequency Open/Short, VSS Or PCM
P0506  /B Idle Control System Low RPM IAC Valve Or PCM
P0507  /B Idle Control System High RPM IAC Valve Or PCM
P0560/D (1) System Voltage Malfunction (A/T Only) Miscellaneous
P0562  /D System Voltage Low Open Or PCM
P0563  /D System Voltage High PCM
P0601  /A Powertrain Control Module (PCM) Memory Check Sum Error PCM
P0705/D (1) Transaxle Range Switch Circuit Malfunction Miscellaneous
P0706/D (1) Transaxle Range Switch Performance Miscellaneous
P0712/D (1) Transmission Fluid Temperature Low Voltage Miscellaneous
P0713/D (1) Transmission Fluid Temperature High Voltage Miscellaneous
P0719/D (1) Brake Switch Circuit Low Miscellaneous
P0722/A (1) Output Speed Sensor Circuit No Signal Miscellaneous
P0723/A (1) Output speed Sensor Circuit Intermittent Signal Miscellaneous
P0724/D (1) Brake Switch Circuit High Miscellaneous
P0730/C (1) Won't Shift Between 1/2nd 2/3rd, 2/4th. Stuck in 1st Or 4th gears (A/T) Faulty Shift Control System
P0742/A (1) Torque Converter Clutch Circuit Stuck On Miscellaneous
P0748/C (1) Transmission Pressure Control Solenoid Electrical Circuit Fault Miscellaneous
P0751/B (1) Transmission Shift Solenoid "A Performance Or Stuck Off (A/T Only) Miscellaneous
P0753/A (1) Transmission Shift Solenoid "A" - Electrical Circuit Fault Open/Short In Ckt. Or Faulty Solenoid
P0756/B (1) Transmission Shift Solenoid "B" Performance Stuck Off (A/T Only) Miscellaneous
P0758/A (1) Transmission Shift Solenoid "B" - Electrical Circuit Fault Open/Short In Circuit Or Faulty Solenoid
P1106  /D MAP Circuit Intermittent High Voltage Open/Short In Circuit
P1107  /D MAP/Barometric Pressure Circuit Low Voltage Intermittent Open/Short Or PCM
P1111  /D IAT Circuit Intermittent High Voltage Poor Ground/Open Circuit
P1112  /D IAT Circuit Intermittent Low Voltage Short In Circuit
P1114  /D ECT Circuit Intermittent Low Voltage Intermittent Short
P1115  /D ECT Circuit Intermittent High Voltage Poor PCM Ground Or Open
P1121  /D TP Circuit Intermittent High Voltage Open/Short Or Poor Ground In Circuit
P1122  /D TP Circuit Intermittent Low Voltage Open/Short Or Poor Ground In Circuit
P1133  /B Bank 1 Primary HO2S Circuit Insufficient Switching Exhaust Leak, Short In Circuit, HO2S Or PCM
P1134  /B Bank 1 Primary HO2S Circuit Transition Time Ratio Exhaust Leak, Open/Short In Circuit, HO2S Or PCM
P1153  /B Bank 2 Primary HO2S Circuit Insufficient Switching Exhaust Leak, Short In Circuit, HO2S Or PCM
P1154  /B Bank 2 Primary HO2S Circuit Transition Time Ratio Exhaust Leak, Open/Short In Circuit, HO2S Or PCM
P1171  /A Fuel System Lean During Acceleration Fuel Pressure, Incorrect Fuel Or Hot Fuel
P1390  /D G-Sensor Circuit Intermittent Low Voltage Open/Short
P1391  /B G-Sensor Circuit Performance G-Sensor Or PCM
P1392  /A G-Sensor Circuit Low Voltage PCM
P1393  /A G-Sensor Circuit High Voltage Poor Grounds, G-Sensor Or PCM
P1394  /D G-Sensor Circuit Intermittent High Voltage Poor Ground, MAP Or G-Sensor
P1406  /A Exhaust Gas Recirculation (EGR) Valve Pintle Position Circuit Open/Short, EGR Or PCM
P1441  /B EVAP System Flow During Non-Purge Short, PCM, EVAP Purge Solenoid Or EVAP Vacuum Switch
P1508  /B Idle Control System Low RPM IAC Valve Circuit Or PCM
P1509  /B Idle Control System High RPM Vacuum Leaks, IAC Circuit Or PCM
P1618  /A Serial Peripheral Interface PCM Interprocessor Communication Error PCM
P1640  /D ODM "A" Fault Open in Ignition Circuit Or PCM
P1790/A (1) TRANS ROM Checksum Error Miscellaneous
P1792/A (1) TRANS EEPROM Checksum Error Miscellaneous
P1835/D (1) TRANS Kick Down Switch Malfunction Miscellaneous
P1860/A (1) TCC PWM Solenoid Circuit Fault Miscellaneous
P1870/A (1) Transmission Component Slipping Miscellaneous
(1) Transmission/transaxle fault. See appropriate AUTOMATIC TRANSMISSION article.