B1628 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1628 – PRNDL Reverse Input Open Circuit

 

B1628 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1628 Possible Causes

 

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

 

B1628 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.