Brake Secondary Circuit Pressure Mismatch Between Wheels
Table of contents
C102A MERCURY Possible Causes
- Brake system leaks
- Air in the brake system
- Faulty Anti-Lock Brake System (ABS) Module
How do I fix code C102A 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.
Tech Notes
- C102A:62 Brake Secondary Circuit Pressure Mismatch Between Wheels: Signal Compare Failure
Cost of diagnosing the C102A MERCURY code
The cost of diagnosing the C102A 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)
C102A MERCURY Description
The Anti-Lock Brake System (ABS) Module monitors the Brake Secondary Circuit Pressure. The ABS Module sets the OBDII code when the Brake Secondary Circuit Pressure is not to factory specifications.