Normal Operation
WARNING: This page is about a different car, the 2007 Lincoln MKX and 2007 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
The restraints control module (RCM) checks the passenger safety belt buckle switch circuits for faults. If the RCM detects a short to voltage fault, it will store diagnostic trouble code (DTC) B2437 in memory and send a message to the instrument cluster module to illuminate the air bag warning indicator.
- DTC B2437 Passenger's Seat Belt Buckle Switch Circuit Short to Battery - If the RCM detects a short to battery on the passenger safety belt buckle circuit, it will set this DTC.
This pinpoint test is intended to diagnose the following:
- Damaged wiring, terminals or connectors
- Faulted passenger safety belt buckle switch
- Faulted RCM