B1518 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1518 – Seat Driver Occupied Switch Circuit Short To Ground

 

B1518 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1518 Possible Causes

 

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

 

B1518 Description

 

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