Normal Operation
WARNING: This page is about a different car, the 2010 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
As part of the supplemental restraint system (SRS), the safety belt buckles are equipped with Hall-effect switches. The safety belt switches indicate to the restraints control module (RCM) whether the safety belts are connected or disconnected. Refer to Air Bag and Safety Belt Pretensioner Supplemental Restraint System (SRS) .
The RCM checks the driver safety belt buckle switch circuits for faults. If the RCM detects a current out of range fault, it will store DTC B2435 in memory, flash LFC 7-5 on the air bag warning indicator.
- DTC B2435 Drivers Seat Belt Buckle Switch Resistance Out of Range - If the RCM detects a current out of range between buckled and unbuckled on the driver safety belt buckle switch, it will set this DTC.
This pinpoint test is intended to diagnose the following:
- Driver safety belt buckle
- RCM