U05BF

Invalid Data Received From Trailer Backup Assist Control Module

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$56–167 (est.)

Symptoms

Disabling the trailer assist system
A warning message appears on the dashboard
Incorrect operation of trailer parking assistance functions
No system response to trailer connection

Causes

Malfunction of the trailer assistance module
Damage to the wiring harness between modules
Poor contact in system connectors
Software error in control module
Incompatible trailer equipment

How to Fix

Check connections and integrity of wiring to the module
Scan the help module for errors
Update module software
Check trailer equipment compatibility
If necessary, replace the help module

Related codes

U05BE U05C0 U05BD