Possible causes – Intake air leaks– Faulty front heated oxygen sensor– Ignition misfiring – Faulty fuel injectors – Exhaust gas leaks– Incorrect fuel pressure– Lack of fuel– Faulty Mass Air Flow (MAF) sensor– Incorrect Positive Crankcase Ventilation (PCV) hose connection Tech description If the P0171 is combined with the P0174 code, it’s very likely that…
Tag: JAGUAR
P0171 JAGUAR System Too Lean Bank 1
Possible causes – Intake air leaks– Faulty front heated oxygen sensor– Ignition misfiring– Faulty fuel injectors– Exhaust gas leaks– Incorrect fuel pressure– Lack of fuel– Faulty Mass Air Flow (MAF) sensor– Incorrect Positive Crankcase Ventilation (PCV) hose connection Tech description If the P0171 is combined with the P0174 code, it’s very likely that the problem…
P0128 JAGUAR Coolant Thermostat Malfunction
Possible causes – Leaking or stuck open thermostat– Low engine coolant level– Insufficient warm up time– Faulty engine coolant temperature sensor– Engine coolant temperature sensor harness is open or shorted– Engine coolant temperature sensor circuit poor electrical connection Tech description If cooling system is not leaking and the fluid level is OK, replacing the thermostat…
P0304 JAGUAR Cylinder 4 Misfire Detected
Possible causes – Faulty spark plug 4– Clogged or faulty fuel injector 4– Faulty ignition coil 4– Fuel injector 4 harness is open or shorted– Fuel injector 4 circuit poor electrical connection– Ignition coil 4 harness is open or shorted– Ignition coil 4 circuit poor electrical connection– Insufficient cylinder 4 compression– Incorrect fuel pressure– Intake…
P0305 JAGUAR Cylinder 5 Misfire Detected
Possible causes – Faulty spark plug 5– Clogged or faulty fuel injector 5– Faulty ignition coil 5– Fuel injector 5 harness is open or shorted– Fuel injector 5 circuit poor electrical connection– Ignition coil 5 harness is open or shorted– Ignition coil 5 circuit poor electrical connection– Insufficient cylinder 5 compression– Incorrect fuel pressure– Intake…
P0306 JAGUAR Cylinder 6 Misfire Detected
Possible causes – Faulty spark plug 6– Clogged or faulty fuel injector 6– Faulty ignition coil 6– Fuel injector 6 harness is open or shorted– Fuel injector 6 circuit poor electrical connection– Ignition coil 6 harness is open or shorted– Ignition coil 6 circuit poor electrical connection– Insufficient cylinder 6 compression– Incorrect fuel pressure– Intake…
P0122 JAGUAR Throttle Position Sensor/Switch A Circuit Low Input
Possible causes – Faulty throttle position sensor.– Throttle position sensor harness is open or shorted– Throttle position sensor circuit poor electrical connection When is the obd code mean? An excessively low voltage from the Throttle Position Sensor (TPS) is sent to Engine Control Module (ECM). Symptoms – Engine Light ON (or Service Engine Soon Warning…
P0121 JAGUAR Throttle/Pedal Position Sensor/Switch A Circuit Range/Performance
Possible causes – Faulty throttle position sensor– Throttle position sensor harness is open or shorted– Throttle position sensor circuit poor electrical connection– Faulty Engine Control Module (ECM) When is the obd code mean? Malfunction is detected when an excessively low or high voltage from the sensor is sent to ECM. Symptoms – Engine Light ON…
P0223 JAGUAR Throttle/Petal Position Sensor/Switch B Circuit High
Possible causes – Faulty Throttle position sensor– Throttle position sensor harness is open or shorted– Throttle position sensor poor electrical connection When is the obd code mean? An excessively high voltage from the Throttle Position Sensor (TPS) is sent to Engine Control Module (ECM). Symptoms – Engine Light ON (or Service Engine Soon Warning Light)–…
P0222 JAGUAR Throttle Pedal Position Sensor Switch B Circuit Low
Possible causes – Faulty Throttle position sensor– Throttle position sensor harness is open or shorted– Throttle position sensor poor electrical connection When is the obd code mean? An excessively low voltage from the Throttle Position Sensor (TPS) is sent to Engine Control Module (ECM). Symptoms – Engine Light ON (or Service Engine Soon Warning Light)–…