Problem: The vehicle came in from a body shop. The collision damage had already been repaired. When they body shop performed their “Post-scan”, the found a DTC, P058C – Battery Monitor Module Temperature Monitoring Performance. They had not found any codes in the “Pre-scan”.
Details: The tech had looked at the OEM wiring diagrams but could not find the one that showed the battery monitor.
Confirmed Repair: The tech referred to ALLDATA’s interactive colored wiring diagrams and found a diagram for the battery monitor. That wiring diagram revealed that the battery monitor was on a circuit powered by fuse F179. He checked the fuse F179 and found that it was blown. The tech installed a new 10-amp fuse, cleared the code and rechecked the vehicle. The DTC did not return.