Start by checking 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.
The cost to diagnose the C0012 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
The Anti-Lock Brake System (ABS) Module monitors the Left Front Hydraulic Release Valve. The ABS Module sets the OBDII code when the Left Front Hydraulic Release Valve is not to factory specifications.
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