Tests AZ: DTC B2439 - Passengers Seat Belt Buckle Switch Resistance Out of Range Fault

PINPOINT TEST AZ: DTC B2439 - PASSENGERS SEAT BELT BUCKLE SWITCH RESISTANCE OUT OF RANGE FAULT

AZ1-AZ3:

AZ3-AZ5:

Normal Operation
The restraints control module (RCM) checks the passenger safety belt buckle switch circuits for faults. If the RCM detects a current out of range fault, it will store diagnostic trouble code (DTC) B2439 in memory and illuminate the air bag indicator.

Possible Causes
A passenger safety belt buckle switch current out of range fault can be caused by:
- damaged wiring, terminals or connectors.
- a faulty passenger safety belt buckle switch.
- a faulted RCM.