Fault Code U0119
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0119
Lost Communication With Control Module (Trailer Brake Control Module)
This code indicates a loss of communication with the Trailer Brake Control Module. This affects the vehicle's ability to electronically control trailer brakes.
Part Details
Part Name
Trailer Brake Control Module
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪500 - ₪2000
Engine Location
Under dashboard or in trunk
Symptoms
- Trailer brakes unresponsive
- Trailer brake fault light on
- Dashboard errors related to trailer
- Loss of manual trailer brake control
Possible Causes
- 1Faulty TBCM module
- 2Damaged wiring or connectors
- 3CAN BUS communication issue
- 4Blown fuse or power issue
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