Second Row Driver Side Seatbelt Sensor Circuit
Table of contents
B140C LINCOLN Possible Causes
- Faulty Second Row Driver Side Seatbelt
- Second Row Driver Side Seatbelt harness is open or shorted
- Second Row Driver Side Seatbelt circuit poor electrical connection
- Faulty Restraint Control Module (RCM)
How do I fix code B140C LINCOLN?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Tech Notes
- B140C:11 Second Row Driver Side Seatbelt Sensor Circuit Short to Ground
- B140C:12 Second Row Driver Side Seatbelt Sensor Circuit Short to Battery
- B140C:13 Second Row Driver Side Seatbelt Sensor Circuit Open
- B140C:1D Second Row Driver Side Seatbelt Sensor Circuit Current Out of Range
Cost of diagnosing the B140C LINCOLN code
The cost of diagnosing the B140C LINCOLN code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Air Bag Warning Light ON
B140C LINCOLN Description
The Restraint Control Module (RCM) continuously monitors the second row left safety belt buckle switch circuits for the following faults: Open circuit, Short to voltage, Short to ground, Current out of range, Faulted second row left safety belt buckle switch. If a fault is detected, the RCM stores Diagnostic Trouble Code (DTC) B140C in memory and sends a message to the IPC to illuminate the airbag warning indicator.