B1777 Code: Meaning, Causes, and Symptoms | OBD2 Codes

B1777 – Drivers Seatbelt Tension Reducer Circuit Short to Ground

 

B1777 Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B1777 Possible Causes

 

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

 

B1777 Description

 

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