Electronic Parking Brake Motor Failure
Table of contents
C1821 MERCURY Possible Causes
- Faulty Electronic Parking Brake Motor
- Electronic Parking Brake Motor harness is open or shorted
- Electronic Parking Brake Motor circuit poor electrical connection
- Faulty Parking Brake Module
How do I fix code C1821 MERCURY?
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 C1821 MERCURY code
The cost of diagnosing the C1821 MERCURY 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
- Anti-Lock Brake System (ABS) Warning Light ON
- Engine Light ON (or Service Engine Soon Warning Light)
C1821 MERCURY Description
The Parking Brake Module monitors the Electronic Parking Brake Motor. The Parking Brake Module sets the OBDII code when the Electronic Parking Brake Motor is not to factory specifications.