P1643 Jaguar Engine Speed Output Circuit
Possible causes
– Reprogram computer – Faulty ECM
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1643 Jaguar Description
There is a communication problem with Control Area Network (CAN) link from the Engine Control Module (ECM)to the Transmission Control Module (TCM)
Jaguar Vehicle:Jaguar S-Type,Jaguar XF,Jaguar XJ,Jaguar XK,Jaguar XK-Series,Jaguar X-Type