Possible causes – Faulty Exhaust Gas Temperature Sensor– Exhaust Gas Temperature Sensor harness is open or shorted– Exhaust Gas Temperature Sensor circuit poor electrical connection– Hydro-Carbon Absorber and Catalyst (HCAC) valve stuck or actuator problem Symptoms – Engine Light ON
Possible causes – Faulty Exhaust Valve Timing Control Position Sensor Bank 2– Exhaust Valve Timing Control Position Sensor Bank 2 harness is open or shorted– Exhaust Valve Timing Control Position Sensor Bank 2 circuit poor electrical connection– Accumulation of debris
Possible causes – Faulty Exhaust Valve Timing Control Position Sensor Bank 2– Exhaust Valve Timing Control Position Sensor Bank 2 harness is open or shorted– Exhaust Valve Timing Control Position Sensor Bank 2 circuit poor electrical connection– Accumulation of debris
Possible causes – Faulty Oxygen Sensor– Oxygen Sensor harness is open or shorted– Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Faulty Oxygen Sensor– Oxygen Sensor harness is open or shorted– Oxygen Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Low fuel pressure– Large vacuum leak on engine– Faulty Mass Air Flow (MAF) sensor– Faulty Ignition– Faulty fuel injector Symptoms – Engine Light ON (or Service Engine Soon Warning Light)