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Home >> Isuzu >> 1996 >> Rodeo S, 2.6 E >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 3.2L V6 >> Self-Diagnostic System >> Diagnostic Trouble Code Definitions
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Diagnostic Trouble Code Definitions

DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC Type(1) 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) Short, HO2S Or PCM
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(2) D 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 Circuit Low Frequency Open/Short, CKP Sensor Or PCM
P0341  A CKP Circuit Performance Open/Short, CKP Sensor, Faulty Or Missing CKP Magnet OR PCM
P0342  A CKP Sensor Low Frequency 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
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
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
P0562  D System Voltage Malfunction (A/T Only) Miscellaneous
P0563  D System Voltage Low Open Or PCM
P0601  D System Voltage High PCM
  A Powertrain Control module (PCM) Memory Check Sum Error PCM
P0700(2) D Automatic Transaxle Miscellaneous
P0705(2) D Transmission Range Sensor Circuit Malfunction Miscellaneous
P0706(2) D Transmission Range Sensor Rationality Miscellaneous
P0712(2) D Transmission Fluid Temperature Low Voltage Miscellaneous
P0713(2) D Transmission Fluid Temperature High Voltage Miscellaneous
P0715(2) D Transmission Jerks Hard When Shifting (A/T) Open/Short In Mainshaft Speed Sensor Circuit
P0715(2) D Transmission Jerks Hard When Shifting (A/T) Or Faulty Mainshaft Speed Sensor
P0719(2) D Brake Switch Circuit Low Miscellaneous
P0720(2) D Lock-up Clutch Does Not Engage (A/T) Open Or Short In Countershaft Speed Sensor Circuit
P0720(2) D Lock-up Clutch Does Not Engage (A/T) Or Faulty Countershaft Speed Sensor
P0722(2) A Output Speed Sensor Circuit No Signal Miscellaneous
P0723(2) A Output speed Sensor Circuit Intermittent Signal Miscellaneous
P0724(2) D Brake Switch Circuit High Miscellaneous
P0730(2) C Wont Shift Between 1/2nd, 2/3rd, 2/4th. Stuck in 1st Or 4th gears (A/T) Faulty Shift Control System
P0740(2) ..... Lock-up clutch does not engage/disengage unstable Idle Speed (A/T) Faulty Lock-up Control system
P0742(2) A Torque Converter Clutch Circuit Stuck On Miscellaneous
P0748(2) C Transmission Pressure Control Solenoid Electrical Circuit Fault Miscellaneous
P0751(2) B Transmission Shift Solenoid "A" Performance Or Stuck Off (A/T Only) Miscellaneous
P0753(2) A Transmission Shift Solenoid "A" - Electrical Circuit Fault Open/Short In Ckt. Or Faulty Solenoid
P0756(2) B Transmission Shift Solenoid "B" Performance Stuck Off (A/T Only) Miscellaneous
P0758(2) A 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 Output Driver Module (ODM) "A" Fault Open in Ignition Circuit Or PCM
P1705(2) ..... (3) Short In A/T Gear Position Switch Wire Or Faulty A/T Gear Position Switch
P1706(2) ..... (4) Open A/T Gear Position Switch Circuit Or Faulty A/T Gear Position Switch
P1753(2) ..... Lock-Up Clutch Does Not Engage Or Disengage. Unstable Idle (A/T) Open/Short In Lock-Up Control Solenoid Valve "A" Circuit Or Faulty Solenoid
P1758(2) ..... Lock-up Clutch Does Not Engage (A/T) Open/Short In Lock-up Control Solenoid
P1758(2) ..... Lock-up Clutch Does Not Engage (A/T) Valve "B" Circuit Or Faulty Solenoid
P1860(2) A TCC PWM Solenoid Circuit Fault Miscellaneous
P1870(2) A Transmission Component Slipping Miscellaneous
(1) See TRIP DETECTION LOGIC for Type Definitions.
(2) See appropriate ELECTRONIC CONTROLS article in AUTOMATIC TRANSMISSIONS.
(3) Only Shifts In 2nd and 4th Gears. Lock-up Clutch Does Not Engage (A/T).
(4) Only Shifts In 2nd And 4th Gears. Lock-up Clutch Does Not Engage Or Engages and Disengages Alternately (A/T).
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