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 B12C2 Lincoln 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 cargo lamp illuminates when the courtesy lamps illuminate. The Body Control Module (BCM) uses a separate output circuit that supplies voltage to the cargo lamp. The cargo lamp shares the ground circuit with the High Mounted Stop Lamp. The puddle lamps (if equipped) share the voltage supply with the cargo lamp. This Diagnostic Trouble Code (DTC) sets when the BCM detects a short to ground from the cargo lamp output circuit.
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