Remote Control Switch Signal Compare Failure
Table of contents
B1D21 LINCOLN Possible Causes
- Faulty Remote Control Switch
- Remote Control Switch harness is open or shorted
- Remote Control Switch circuit poor electrical connection
- Faulty Body Control Module (BCM)
How do I fix code B1D21 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.
Cost of diagnosing the B1D21 LINCOLN code
The cost of diagnosing the B1D21 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
- Engine Light ON (or Service Engine Soon Warning Light)
B1D21 LINCOLN Description
The Body Control Module (BCM) monitors the Remote Control Switch. The BCM sets the OBDII code when the Remote Control Switch is not to factory specifications.