B1B2B Code: Meaning, Causes, and Symptoms | OBD2 Codes
B1B2B – 1st Row Driver Seat Belt Pretensioner Circuit Shorted Together
B1B2B Possible Symptoms
Air Bag Warning Light ON
B1B2B Possible Causes
Faulty Driver Seat Belt Pretensioner,Driver Seat Belt Pretensioner harness is open or shorted,Driver Seat Belt Pretensioner circuit poor electrical connection,Faulty Occupant Restraint Controller (ORC)
B1B2B Description
The Occupant Restraint Controller (ORC) monitors the 1st Row Driver Seat Belt Pretensioner Circuit. The OBDII code sets when the ORC has detected low resistance between the Driver Seat Belt Tensioner circuits.