| 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 /B | 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 | Open/Short, HO2S Sensor Or PCM |
| 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 HO2S |
| P0137 /A | Bank 1 Secondary HO2S Circuit Low Voltage | Short, HO2S Or PCM |
| P0138 /A | Bank 1 Secondary HO2S Circuit High Voltage | Open/Short, HO2S Or PCM |
| P0140 /A | Bank 1 Secondary HO2S Circuit Insufficient Activity | Open, HO2S Or PCM |
| P0141 /B | Bank 1 Secondary HO2S Circuit Malfunction | Open Or HO2S |
| P0143 /A (3) | Bank 1 Tertiary HO2S Low Voltage (M/T Only) | Short Or PCM |
| P0144 /A (3) | Bank 1 Tertiary HO2S High Voltage (M/T Only) | Open/Short, HO2S Or PCM |
| P0146 /A (3) | Bank 1 Tertiary HO2S Insufficient Activity (M/T Only) | Short, HO2S Or PCM |
| P0147 /B (3) | Bank 1 Tertiary HO2S Heater Circuit (M/T Only) | Open/Short Or HO2S |
| P0151 /A (3) | 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 Circuit High Voltage (A/T Only) | Short, HO2S Or PCM |
| P0160 /A | Bank 2 Secondary HO2S Circuit Insufficient Activity (A/T Only) | Open, HO2S Or PCM |
| P0161 /B | Bank 2 Secondary HO2S Heater Circuit Malfunction (A/T Only) | Open Or HO2S |
| P0171 /B | Bank 1 System Too Lean | Fuel Supply/Contam- ination, Primary HO2S, MAF, Leaking Exhaust Or Valve Clearance |
| P0172 /B | Bank 1 System Too Rich | Fuel Supply, Primary HO2S, MAF 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 (4) | Transmission High Temp. Condition (A/T Only) | Miscellaneous |
| P0300 /B | Random Misfire Detected | Ignition System, Fuel Supply, MAF 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 /B | Knock Filter Module | PCM |
| P0327 /B | Knock Sensor (KS) Circuit | Open/Short, KS Or PCM |
| P0336 /B | CKP Sensor Range/Performance Or Reference Signal | CKP Sensor, Valve Timing, Timing Belt Skipped Teeth, Or PCM |
| P0337 /B | CKP Circuit Low Frequency | Open/Short, CKP Sensor Or PCM |
| P0341 /A | CMP Circuit Performance | Open/Short, CMP Sensor, Faulty Or Missing CMP Magnet OR PCM |
| P0342 /A | CMP Sensor Low Frequency | CMP Sensor/Magnet Or PCM |
| P0351 /A | Ignition 1 Control Circuit | Ignition Control Module (ICM) Open/Short Or PCM |
| P0352 /A | Ignition 2 Control Circuit | Miscellaneous |
| P0353 /A | Ignition 3 Control Circuit | Miscellaneous |
| P0354 /A | Ignition 4 Control Circuit | Miscellaneous |
| P0355 /A | Ignition 5 Control Circuit | Miscellaneous |
| P0356 /A | Ignition 6 Control Circuit | Miscellaneous |
| P0401 /A | Insufficient EGR Flow Detected | MAP Sensor, EGR Valve Or Line |
| P0402 /B | EGR Pintle Crank Error | Open, Poor Connections, Open Or EGR Valve |
| P0404 /B | EGR Valve Pintle Position Open | EGR Valve, EGR Valve Circuit Or PCM |
| P0405 /A | EGR Valve Sensor Signal Low | Short, EGR Valve Or PCM |
| P0406 /A | EGR Sensor Signal High | Open/Short, EGR Valve Or PCM |
| 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 (2) | EVAP System | EVAP Canister, Canister Purge Valve, EVAP Vent Solenoid Or Hoses |
| P0441 /B (3) | Evaporative Emission Control System, Incorrect Purge Flow | EVAP Canister, Vacuum Switch, Purge Solenoid Or PCM |
| P0442 /A (2) | EVAP Small Leak Detected | Vent Solenoid, Fuel Cap Or Lines |
| P0446 /A (2) | EVAP System Canister Vent Blocked | Short, EVAP Canister Vent Solenoid Or EVAP Canister |
| P0452 /D | Fuel Tank Pressure Sensor Signal Low | Open Or PCM |
| P0453 /D | Fuel Tank Pressure Sensor Signal High | Open/Short, Pressure Sensor Or PCM |
| P0461 /D (2) | Fuel Level Sensor Circuit Performance | Fuel Level Sensor/ Circuit Or PCM/VCM |
| P0462 /D (2) | Fuel Level Sensor Circuit Low Voltage | Open/Short, Fuel Level Sensor Or PCM/VCM |
| P0463 /D (2) | Fuel Level Sensor Circuit High Voltage | Fuel Level Sensor/ Circuit Or PCM/VCM |
| P0502 /A | VSS Circuit Low Frequency | Open/Short, VSS Or PCM |
| P0506 /B | Idle Control System Low RPM | Open/Short, IAC Valve Or PCM |
| P0507 /B | Idle Control System High RPM | IAC Valve Or PCM |
| P0560/D (4) | System Voltage Malfunction (A/T Only) | Miscellaneous |
| P0562 /D | System Voltage Low | Open Or PCM |
| P0563 /D | System Voltage High | Generator Or PCM |
| P0601 /A | Powertrain Control module (PCM) Memory Check Sum Error | PCM |
| P0705/D (4) | Transmission Range Switch Illegal Position | Miscellaneous |
| P0706/D (4) | Transmission Range Sensor Performance | Miscellaneous |
| P0712/D (4) | Transmission Fluid Temperature Low Voltage | Miscellaneous |
| P0713/D (4) | Transmission Fluid Temperature High Voltage | Miscellaneous |
| P0719/D (4) | Brake Switch Circuit Low | Miscellaneous |
| P0722/A (4) | Output Speed Sensor Circuit No Signal | Miscellaneous |
| P0723/A (4) | Output speed Sensor Circuit Intermittent Signal | Miscellaneous |
| P0724/D (4) | Brake Switch Circuit High | Miscellaneous |
| P0730/C (4) | Incorrect Gear Ratio. Stuck In 1st Or 4th Gear (A/T) | Faulty Shift Control System |
| P0742/A (4) | Torque Converter Clutch Circuit Stuck On | Miscellaneous |
| P0748/C (4) | Transmission Pressure Control Solenoid Electrical Circuit Fault | Miscellaneous |
| P0751/B (4) | Transmission Shift Solenoid "A" Performance Or Stuck Off (A/T) | Miscellaneous |
| P0753/A (4) | Transmission Shift Solenoid "A" Electrical Circuit Fault | Open/Short Or Faulty Solenoid |
| P0756/B (4) | Transmission Shift Solenoid "B" Performance Stuck Off (A/T) | Miscellaneous |
| P0758/A (4) | Transmission Shift Solenoid "B" Electrical Circuit Fault | Open/Short Or Faulty Solenoid |
| P1106 /D | Manifold Absolute Pressure (MAP) Circuit Intermittent High Voltage | Open/Short In Circuit |
| P1107 /D | MAP/Barometric Pressure Circuit Low Voltage | Intermittent Open/ Short Or PCM |
| P1111 /D | Intake Air Temperature (IAT) Circuit Intermittent High Voltage | Poor Ground Or Open Circuit |
| P1112 /D | IAT Circuit Intermittent Low Voltage | Short In Circuit |
| P1114 /D | Engine Coolant Temperature (ECT) Circuit Intermittent Low Voltage | Intermittent Short |
| P1115 /D | ECT Circuit Intermittent High Voltage | Poor PCM Ground Or Open |
| P1121 /D | Throttle Position (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 | Faulty Or Incorrect Fuel Pump, Plugged Strainer, Incorrect Fuel Or Hot Fuel |
| P1380 P1380 /A | ABS DTC Detected Rough Road Data Unusable | PCM |
| P1381 P1381 /A | ABS Rough Road Class 2 Serial Link Error | Open Circuit Or PCM |
| P1404 /A | EGR Valve Closed Pintle Position | EGR Valve/Circuit Or PCM |
| P1441 /B (2) | Evaporative Emission (EVAP) System Flow During Non-Purge | Short, PCM, EVAP Purge Solenoid Or |
| P1441 (3) | Evaporative Emission (EVAP) System Flow During Non-Purge | EVAP Vacuum Switch |
| P1442 /B (3) | EVAP System Vacuum Switch Circuit | Open/Short, PCM 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 |
| P1625 /A | Unexpected PCM Reset | Open/Short Or PCM |
| P1640 /D | ODM "A" Fault | Open in Ignition Circuit Or PCM |
| P1650 /D | ODM "A" Fault | Open in Ignition Circuit Or PCM |
| P1790/A (4) | TRANS ROM Checksum Error | Miscellaneous |
| P1792/A (4) | TRANS EEPROM Checksum Error | Miscellaneous |
| P1835/D (4) | TRANS Kick Down Switch Malfunction | Miscellaneous |
| P1850/A (4) | Brake Band Apply Solenoid Malfunction | Miscellaneous |
| P1860/A (4) | TCC PWM Solenoid Circuit Fault | Miscellaneous |
| P1870/A (4) | Transmission Component Slipping | Miscellaneous |
| (1) For information on Type of DTC, see TRIP DETECTION LOGIC in TESTS W/CODES - INTRODUCTION article. (2) Applies to 3.2L only. (3) Applies to 3.5L only. (4) Transmission fault. See appropriate DIAGNOSIS article in AUTOMATIC TRANSMISSIONS. |
