Set Condition:
WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
If the Integrated Trailer Brake Module (ITBM) is configured incorrect or the (B40) Trailer Tow Brake (B+) circuit is shorted to ground, this code will set. Automatic braking and manual lever braking (squeeze switch) are disabled.