B1630 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1630 – PRNDL Reverse Input Short Circuit To Ground


B1630 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


B1630 Possible Causes


Faulty PRNDL Switch,PRNDL Switch harness is open or shorted,PRNDL Switch circuit poor electrical connection,Faulty Body Control Module (BCM)


B1630 Description


The Body Control Module (BCM) monitors the PRNDL Switch. The BCM sets the OBDII code when the PRNDL Switch is not to factory specifications.