OBDII Powertrain(P) Codes, OBDii codes, Fault codes , Trouble codes，Error code, diagnostic code,Manufacturer Codes
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– ECM Programming When is the code detected? The Engine Control Module (ECM) has detected a high voltage to the transmission control
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– ECM Programming When is the code detected? The Engine Control Module (ECM) has detected a low voltage to the transmission control
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– ECM Programming When is the code detected? The Engine Control Module (ECM) has detected an interruption to the transmission control solenoids.
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– ECM Programming Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0657 DODGE Description The Transmission Control Moduel (TCM)
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– ECM Programming Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0657 CHRYSLER Description The Transmission Control Moduel (TCM)
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– ECM Programming Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0657 FORD Description The ECM has detected an
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– ECM Programming Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– ECM Programming Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0657 JEEP Description The Transmission Control Moduel (TCM)
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– Shorted sensor on 5 volt circuit When is the code detected? The Engine Control Module (ECM) has detected the sensor 5
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– Shorted sensor on 5 volt circuit Tech notes There is a factory service bulletin for the P0642 code for the following
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– Shorted sensor on 5 volt circuit When is the code detected? The Engine Control Module (ECM) has detected the sensor 5
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– Shorted sensor on 5 volt circuit When is the code detected? The Engine Control Module (ECM) has detected the sensor 5
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– Shorted sensor on 5 volt circuit When is the code detected? The Engine Control Module (ECM) has detected the sensor 5
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– Shorted sensor on 5 volt circuit When is the code detected? The Engine Control Module (ECM) has detected the sensor 5
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– Shorted sensor on 5 volt circuit When is the code detected? The Engine Control Module (ECM) has detected the sensor 5
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– Shorted sensor on 5 volt circuit When is the code detected? The Engine Control Module (ECM) has detected the sensor 5
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– Shorted sensor on 5 volt circuit When is the code detected? The Engine Control Module (ECM) has detected the sensor 5
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– Shorted sensor on 5 volt circuit When is the code detected? The Engine Control Module (ECM) has detected the sensor 5
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– Shorted sensor on 5 volt circuit When is the code detected? The Engine Control Module (ECM) has detected the sensor 5
Possible causes – Faulty Engine Control Module (ECM)– ECM harness is open or shorted– ECM circuit poor electrical connection– Shorted sensor on 5 volt circuit When is the code detected? The Engine Control Module (ECM) has detected the sensor 5