B1979 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1979 – Passenger Seat Rearward Switch Circuit Short To Battery

 

B1979 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1979 Possible Causes

 

Faulty Passenger Seat Rearward Switch,Passenger Seat Rearward Switch harness is open or shorted,Passenger Seat Rearward Switch circuit poor electrical connection

 

B1979 Description

 

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