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Engine Controls - Self-Diagnostics Expand All (for easy ctrl-f) Collapse All Introduction Self-Diagnostic System Drive Cycles Intermittent Diagnostic Trouble Codes Diagnostic Tests Notes DTC P0101, DTC P0102 & DTC P0103 DTC P0106, DTC P0107 & DTC P0108 DTC P0112 & DTC P0113 DTC P0116, DTC P0117, DTC P0118 & DTC P0125 DTC P0121, DTC P0122 & DTC P0123 DTC P0128: Thermostat Malfunction DTC P0130, DTC P0131, DTC P0132 & DTC P0134 DTC P0133: Right Front Heated Oxygen Sensor Circuit Malfunction-Slow Response DTC P0135: Right Front Heated Oxygen Sensor Heater Circuit Malfunction-Heater Open Or Short DTC P0136, DTC P0137, DTC P0138, DTC P0139 & DTC P0140 DTC P0141: Right Rear Heated Oxygen Sensor Heater Circuit Malfunction-Heater Open Or Short DTC P0150, DTC P0151, DTC P0152 & DTC P0154 DTC P0153: Left Front Heated Oxygen Sensor Circuit Malfunction-Slow Response DTC P0155: Left Front Heated Oxygen Sensor Heater Circuit Malfunction-Heater Open Or Short DTC P0156, DTC P0157, DTC P0158, DTC P0159 & DTC P0160 DTC P0161: Left Rear Heated Oxygen Sensor Heater Circuit Malfunction-Heater Open Or Short DTC P0171, DTC P0172, DTC P0174 & DTC P0175 DTC P0181, DTC P0182 & DTC P0183 DTC P0201, DTC P0202, DTC P0203, DTC P0204, DTC P0205 & DTC P0206 DTC P0300, DTC P0301, DTC P0302, DTC P0303, DTC P0304, DTC P0305 & DTC P0306 DTC P0320: Ignition Failure Sensor Circuit Malfunction Open Or Short DTC P0325: Knock Sensor Circuit Malfunction DTC P0335: Crankshaft Position Sensor Circuit Malfunction DTC P0340: Camshaft Position Sensor Circuit Malfunction DTC P0350: Ignition Coil Circuit Malfunction DTC P0421 & DTC P0431 DTC P0441 & DTC P0443 DTC P0442, DTC P0455 & DTC P0456 DTC P0446: EVAP Emission Control System CCV-Vent Solenoid, Canister Clogging DTC P0451, DTC P0452 & DTC P0453 DTC P0460, DTC P0462 & DTC P0463 DTC P0500: Vehicle Speed Sensor Circuit Malfunction DTC P0506: Idle Speed Control System Low Rpm DTC P0507: Idle Speed Control System High Rpm DTC P0510: Idle Switch Circuit Malfunction DTC P0551: Power Steering Switch Circuit Malfunction DTC P0560: Battery Backup Line Malfunction DTC P1330: Spark Timing Adjust Malfunction