Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
To diagnose the C1114 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.
The Chassis Control Module-Auxiliary receives inputs from the Trailer Brake Power Control Module; these inputs are used to determine trailer connection and the amount of voltage supplied to the trailer brakes. The Diagnostic Trouble Code (DTC) will be set when the trailer brake power control module detects a short to ground, open, a short to voltage, or a plausibility failure on the trailer brake output circuit.
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