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Diagnostic Trouble Code Definitions

DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC (1) Description
P0105 (2) Manifold Absolute Pressure (MAP)/Barometric Pressure Sensor Circuit
P0106  Manifold Absolute Pressure (MAP)/Barometric Pressure Sensor Circuit Range/Performance
P0110 (2) Intake Air Temperature (IAT) Sensor Circuit
P0115 (2) Engine Coolant Temperature (ECT) Sensor Circuit
P0116  Engine Coolant Temperature (ECT) Sensor Circuit Range/Performance
P0120 (2) Throttle Position (TP) Sensor Circuit
P0121  Throttle Position (TP) Sensor Circuit Range/Performance
P0125  Insufficient Coolant Temperature For Closed Loop Fuel Control (Except Calif. Emissions)
P0125  Insufficient Coolant Temperature For Closed Loop Fuel Control (Calif. Emissions)
P0130  Heated Oxygen Sensor No. 1 Circuit (Except Calif. Emissions)
P0133  Heated Oxygen Sensor No. 1 Circuit Slow Response (Except Calif. Emissions)
P0135 (2) Heated Oxygen Sensor No. 1 Heater Circuit (Except Calif. Emissions)
P0136  Heated Oxygen Sensor No. 2 Circuit
P0141 (2) Heated Oxygen Sensor No. 2 Heater Circuit
P0171  System Too Lean (Except Calif. Emissions)
P0171  System Too Lean (Calif. Emissions)
P0172  System Too Rich (Except Calif. Emissions)
P0172  System Too Rich (Calif. Emissions)
P0300  Random Misfire Detected
P0301  Cylinder No. 1 Misfire Detected
P0302  Cylinder No. 2 Misfire Detected
P0303  Cylinder No. 3 Misfire Detected
P0304  Cylinder No. 4 Misfire Detected
P0325 (2) Knock Sensor Circuit
P0335  Crankshaft Position (CKP) Sensor Circuit
P0340  Camshaft Position (CMP) Sensor Circuit
P0401  Insufficient Exhaust Gas Recirculation (EGR) Flow Detected
P0402  Excessive Exhaust Gas Recirculation (EGR) Flow Detected
P0420  Catalyst System Efficiency Below Threshold (Except Calif. Emissions)
P0420  Catalyst System Efficiency Below Threshold (Calif. Emissions)
P0440  Evaporative Emission Control System
P0441  Incorrect EVAP Purge Flow
P0446  EVAP Vent Control Circuit
P0450  EVAP Pressure Sensor Circuit
P0451  EVAP Pressure Sensor Range/Performance
P0500  Vehicle Speed Sensor Circuit
P0505  Idle Air Control (IAC) System Circuit
P0750 (3) Shift Solenoid Valve No. 1 Malfunction
P0753 (3) Shift Solenoid Valve No. 1 Electrical Malfunction
P0755 (3) Shift Solenoid Valve No. 2 Malfunction
P0758 (3) Shift Solenoid Valve No. 2 Electrical Malfunction
P0770 (3) Lock-Up Solenoid Malfunction
P0773 (3) Lock-Up Solenoid Circuit Electrical Malfunction
P1130  Air/Fuel Sensor Circuit Range/Performance Malfunction (Calif. Emissions)
P1133  Air/Fuel Sensor Circuit Response Malfunction (Calif. Emissions)
P1135  Air/Fuel Sensor Heater Circuit Malfunction (Calif. Emissions)
P1300 (2) Ignitor No. 1 Circuit
P1310 (2) Ignitor No. 2 Circuit
P1335 (4) Crankshaft Position (CKP) Sensor Circuit
P1520  Stoplight Switch Signal Circuit (A/T)
P1600  ECM BATT Circuit
P1700 (3)(5) Vehicle Speed Sensor No. 2 Malfunction
P1715 (3)(5) Rear Wheel Speed Sensor Malfunction
P1760 (3)(5) Shift Solenoid Valve SLT Malfunction
P1775 (3)(5) Differential Lock Solenoid No. 1 Malfunction
P1780  Park/Neutral Position (PNP) Switch Circuit (A/T)
(1) Some codes are two-trip detection logic code(s). For more information, see TWO-TRIP DETECTION LOGIC in SELF-DIAGNOSTICS - INTRODUCTION article.
(2) If this code is set, ECM will enter fail-safe mode.
(3) These codes only apply to models with electronically controlled transmissions. For testing procedures, see appropriate ELECTRONIC CONTROLS article in AUTOMATIC TRANSMISSIONS.
(4) MIL will not illuminate.
(5) These codes only apply to models equipped with all-wheel drive.
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