Test M: LFC 51/DTC B2434 - Driver Seat Belt Buckle Switch Short to Ground

M1:

M2:

M2 - M3:

M4 - M5:

M5 - M7:

Normal Operation
The Restraints Control Module (RCM) checks the driver. seat belt buckle switch circuits for faults. If the RCM detects a short to ground fault, it will store Diagnostic Trouble Code (DTC) B2434 in memory and flash Lamp Fault Code (LFC) 51 (or higher priority code if one exists) on the air bag indicator.

Possible Causes
A driver seat belt buckle switch open circuit fault can be caused by:
^ Wiring, terminals, or connectors.
^ A faulty driver seat belt buckle switch.
^ A faulty RCM.