Tag: JEEP

Possible causes – Faulty Air Conditioning Clutch Relay– Air Conditioning Clutch Relay harness is open or shorted– Air Conditioning Clutch Relay circuit poor electrical connection When is the obd code mean? The P0645 code is stored if an open or short exists in A/C clutch relay control circuit. Symptoms – Engine Light ON (or Service…

Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection When is the obd code mean? The DTC P0412 is detected the the AIR vacuum control solenoid circuit not operating as desired by the PCM. Symptoms – Engine Light ON (or Service Engine…

Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection When is the obd code mean? The DTC P0415 is detected the the AIR vacuum control solenoid circuit not operating as desired by the PCM. Symptoms – Engine Light ON (or Service Engine…

Possible causes – Faulty Air Pump inoperative– Air bypass solenoid harness is open or shorted– Air bypass solenoid circuit poor electrical connection When is the obd code mean? The DTC P0418 is detected the the AIR vacuum control solenoid circuit not operating as desired by the PCM. Symptoms – Engine Light ON (or Service Engine…

Possible causes – Faulty ambient air temperature sensor– Ambient air temperature sensor harness is open or shorted– Ambient air temperature sensor circuit poor electrical connection When is the obd code mean? Ambient temperature sensor input voltage is above the minimum acceptable value. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0073 JEEP…

Possible causes – Engine Control Module (ECM) Programming error– Vehicle Identification Number (VIN) not programmed to ECM– Faulty or wrong ECM Tech description If a new ECM is installed in a vehicle, the Vehicle Identification Number (VIN) has to be reprogrammed to the new Engine Control Module (ECM). When is the obd code mean? DTC…

Possible causes – Engine oil dirty– Incorrect engine viscosity– Crankshaft position sensor circuit is open or shorted– Camshaft position sensor circuit is open or shorted– Faulty crankshaft position sensor– Faulty camshaft position sensor– Timing gear misalign Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0016 JEEP OBD Code Description The Powertrain Control…

Possible causes – Engine oil dirty– Incorrect engine viscosity– Crankshaft position sensor circuit is open or shorted– Camshaft position sensor circuit is open or shorted– Faulty crankshaft position sensor– Faulty camshaft position sensor– Timing gear misalign Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0017 JEEP OBD Code Description The Powertrain Control…

Possible causes – EVAP purge solenoid vacuum supply– EVAP purge hose/tube obstruction– EVAP purge solenoid vacuum supply-evap system leak– Faulty Powertrain Control Module (PCM) Tech description The P0441 code means that the control module has detected a leak in the Evaporative Emission (EVAP). Loose fuel tank filler cap is the most common cause that triggers…

Possible causes – Exhaust Gas Recirculation (EGR) volume control valve stuck closed– Faulty Exhaust Gas Recirculation (EGR) volume control solenoid valve– Faulty EGR Valve– Faulty EGR temperature sensor and circuit– Exhaust Gas Recirculation (EGR) solenoid valve harness is open or shorted– Exhaust Gas Recirculation (EGR) solenoid valve circuit poor electrical connection– Dead (Weak) battery Tech…