B2439 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B2439 – Passengers Seat Belt Buckle Switch Resistance out of Range

 

B2439 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B2439 Possible Causes

 

Faulty Passengers Seat Belt Buckle Switch,Passengers Seat Belt Buckle Switch harness is open or shorted,Passengers Seat Belt Buckle Switch circuit poor electrical connection

 

B2439 Description

 

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