U05BF
Invalid Data Received From Trailer Backup Assist Control Module
U05BF is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Trailer Backup Assist Control Module. Common causes: malfunction of the trailer assistance module, damage to the wiring harness between modules. Estimated repair cost: $56–167.
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
Error U05BF by Vehicle Brand
FAQ
What does the U05BF code mean?
U05BF is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Trailer Backup Assist Control Module
What causes a U05BF error code?
The most common causes of U05BF include: Malfunction of the trailer assistance module; Damage to the wiring harness between modules; Poor contact in system connectors; Software error in control module.
How do I fix a U05BF diagnostic trouble code?
To fix U05BF: Check connections and integrity of wiring to the module. Scan the help module for errors. Update module software. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U05BF?
Yes, but get it checked soon
How much does it cost to fix U05BF?
The estimated repair cost for U05BF is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat