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Test N: DTC B2438 - Passenger Seat Belt Buckle Switch Short To Ground

PINPOINT TEST N: DTC B2438 - PASSENGER SEAT BELT BUCKLE SWITCH SHORT TO GROUND


N1-N2:






N3-N6:






Normal Operation
The restraints control module (RCM) checks the passenger safety belt buckle switch circuits for faults. If the RCM detects a short to ground fault, it will store diagnostic trouble code (DTC) B2438 in memory and illuminate the air bag indicator.

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