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