P1602 Citroen ECU-TCU Communication Error

P1602 Citroen ECU-TCU Communication Error Possible causes – Faulty Transaxle Control Module(TCM) or Engine Control Module(ECM)– Transaxle Control Module(TCM) to Engine Control Module(ECM) harness is open or shorted– Transaxle Control Module(TCM) to Engine Control Module(ECM) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1602 Citroen Description A communication…

P1602 Chrysler ECU-TCU Communication Error

P1602 Chrysler ECU-TCU Communication Error Possible causes – Faulty Transaxle Control Module(TCM) or Engine Control Module(ECM)– Transaxle Control Module(TCM) to Engine Control Module(ECM) harness is open or shorted– Transaxle Control Module(TCM) to Engine Control Module(ECM) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1602 Chrysler Description A communication…

P1602 Chevrolet ECU-TCU Communication Error

P1602 Chevrolet ECU-TCU Communication Error Possible causes – Faulty Transaxle Control Module(TCM) or Engine Control Module(ECM)– Transaxle Control Module(TCM) to Engine Control Module(ECM) harness is open or shorted– Transaxle Control Module(TCM) to Engine Control Module(ECM) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1602 Chevrolet Description A communication…

P1602 Cadillac ECU-TCU Communication Error

P1602 Cadillac ECU-TCU Communication Error Possible causes – Faulty Transaxle Control Module(TCM) or Engine Control Module(ECM)– Transaxle Control Module(TCM) to Engine Control Module(ECM) harness is open or shorted– Transaxle Control Module(TCM) to Engine Control Module(ECM) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1602 Cadillac Description A communication…

P1602 Buick ECU-TCU Communication Error

P1603 Buick ECU-TCU Communication Error Possible causes – Faulty Transaxle Control Module(TCM) or Engine Control Module(ECM)– Transaxle Control Module(TCM) to Engine Control Module(ECM) harness is open or shorted– Transaxle Control Module(TCM) to Engine Control Module(ECM) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1603 Buick Description A communication…

P1602 BMW ECU-TCU Communication Error

P1602 BMW ECU-TCU Communication Error Possible causes – Faulty Transaxle Control Module(TCM) or Engine Control Module(ECM)– Transaxle Control Module(TCM) to Engine Control Module(ECM) harness is open or shorted– Transaxle Control Module(TCM) to Engine Control Module(ECM) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1602 BMW Description A communication…

P1602 Audi ECU-TCU Communication Error

P1602 Audi ECU-TCU Communication Error Possible causes – Faulty Transaxle Control Module(TCM) or Engine Control Module(ECM)– Transaxle Control Module(TCM) to Engine Control Module(ECM) harness is open or shorted– Transaxle Control Module(TCM) to Engine Control Module(ECM) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1602 Audi Description A communication…

P1602 Acura ECU-TCU Communication Error

P1602 Acura ECU-TCU Communication Error Possible causes – Faulty Transaxle Control Module(TCM) or Engine Control Module(ECM)– Transaxle Control Module(TCM) to Engine Control Module(ECM) harness is open or shorted– Transaxle Control Module(TCM) to Engine Control Module(ECM) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1602 Acura Description A communication…

P1602 ECU-TCU Communication Error

P1602 ECU-TCU Communication Error Possible causes – Faulty Transaxle Control Module(TCM) or Engine Control Module(ECM)– Transaxle Control Module(TCM) to Engine Control Module(ECM) harness is open or shorted– Transaxle Control Module(TCM) to Engine Control Module(ECM) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1602 Description A communication line exists…