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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1631 (Body Control Module (BCM) - DTCS B182C-12 To U1433-24 - 2500 Hd) >> DTC Troubleshooting >> U0137-00-Lost Communication With Trailer Brake Control Module >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
INTEGRATED TRAILER BRAKE MODULE (ITBM) POWERS AND GROUNDS
INTEGRATED TRAILER BRAKE MODULE (ITBM)
CAN C BUS (+) CIRCUIT OPEN
CAN C BUS (-) CIRCUIT OPEN