Possible causes – Faulty mass air flow sensor– Intake air leaks– Dirty mass air flow sensor– Dirty mass air filter– Mass air flow sensor harness is open or shorted– Mass air flow sensor circuit poor electrical connection Tech description Before replacing the mass air flow sensor, try replacing the air filter and cleaning the air…
Tag: CHRYSLER
P3401 CHRYSLER MDS Solenoid 1 Circuit
Possible causes – Faulty MDS Solenoid 1– MDS Solenoid 1 harness is open or shorted– MDS Solenoid 1 circuit poor electrical connection When is the obd code mean? The ECM has detected a fault in the MDS solenoid circuit Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
P2270 CHRYSLER O2 Sensor 1/2 Signal Biased Lean
Possible causes – Faulty O2 Sensor 1/2– O2 Sensor 1/2 harness is open or shorted– O2 Sensor 1/2 circuit poor electrical connection – Exhaust leak– Faulty Powertrain Control Module (PCM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2270 CHRYSLER OBD Code Description The Powertrain Control Module (PCM) detects that the sensor…
P2059 CHRYSLER O2 Sensor Signal Circuit Signal Voltage Too High
Possible causes – Faulty O2 Sensor– O2 Sensor harness open or shorted– O2 Sensor circuit poor electrical connection When is the obd code mean? The ECM has detected a plausibility fault with the O2 sensor signal
P0751 CHRYSLER Over Drive Switch Pressed Low
Possible causes – Faulty overdrive off switch– Overdrive off switch harness or connectors– Overdrive off switch circuit is open or shorted When is the obd code mean? The P0751 code is detected when the Over Drive (O/D) switch value has not changed for over 5 minutes Symptoms – Engine Light ON (or Service Engine Soon…
P0705 CHRYSLER Transmission Range Sensor Circuit Malfunction
Possible causes – Faulty Park/Neutral Position Switch– Misadjusted Park/Neutral Position Switch– Park/Neutral Position Switch harness is open or shorted– Park/Neutral Position Switch circuit poor electrical connection When is the obd code mean? The transmission range switch detects the selector lever position and sends a signal to the TCM. Symptoms – Engine Light ON (or Service…
P1110 CHRYSLER Decreased Engine Performance Condition High IAT Temperature
Possible causes – Faulty Intake Temperature sensor– Intake Temperature sensor harness is open or shorted– Intake Temperature sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1110 CHRYSLER OBD Code Description Intake manifold temp sensor above acceptable operating range.
P0330 CHRYSLER Knock Sensor 2 Circuit
Possible causes – Faulty knock sensor– Knock sensor circuit poor electrical connection– Knock sensor harness is open or shorted– Faulty Engine Control Module (ECM) Tech description The P0330 code means that the Knock Sensor is not working properly. Problems with the knock sensor will not cause an engine performance problems. Replacing the knock sensor usually…
P0691 CHRYSLER Cooling Fan 1 Relay Control Circuit Low
Possible causes – Faulty Low Speed Radiator Fan Relay– Low Speed Radiator Fan Relay harness is open or shorted– Low Speed Radiator Fan Relay circuit poor electrical connection– Faulty Electric Fan– Faulty Front Control Module (FCM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Radiator fan inoperative– Possible engine overheating P0691 CHRYSLER…
P0129 CHRYSLER Barometric Pressure Out Of Range Low
Possible causes – Faulty Manifold Absolute Pressure (MAP) sensor– Manifold Absolute Pressure (MAP) sensor harness open or shorted– Manifold Absolute Pressure (MAP) sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0129 CHRYSLER OBD Code Description The Engine Control Module (ECM) has detected an out of range signal…