ECU Malfunction
Table of contents
C14A7 TOYOTA Possible Causes
- Faulty Trailer Brake Control ECU
- Trailer Brake Control ECU harness is open or shorted
- Trailer Brake Control ECU circuit poor electrical connection
How do I fix code C14A7 TOYOTA?
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 C14A7 TOYOTA code
The cost of diagnosing the C14A7 TOYOTA 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)
C14A7 TOYOTA Description
The Trailer Brake Control ECU monitors itself. The Trailer Brake Control ECU sets the OBDII code when it detects an internal malfunction.