Normal Operation

WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

DTC U0137:00 (Lost Communication With Trailer Brake Control Module: No Sub Type Information) - a continuous memory DTC set by the ABS module if the trailer brake data that should be received from the Trailer Brake Control (TBC) module is missing for 5 seconds or longer.

This pinpoint test is intended to diagnose the following:

Communication network concern
TBC module
ABS module