U055F
Invalid Data Received From Electronic Brake Booster Control Module A
U055F is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Electronic Brake Booster Control Module A. Common causes: malfunction of the electronic brake booster module, damaged wiring harness or contacts. Estimated repair cost: $167–556.
Symptoms
- The malfunction indicator lamp on the instrument panel lights up
- Increased force when pressing the brake pedal
- Loss of emergency braking assistance functions
- Unstable operation of the ABS/ESP system
- Errors in other related systems
Causes
- Malfunction of the electronic brake booster module
- Damaged wiring harness or contacts
- Module power problems
- Software error in the module
- Corrosion or oxidation of contacts
How to Fix
- Conduct system diagnostics using a professional scanner
- Check the integrity of the wiring harness and contacts
- Check the module supply voltage
- Update or reflash module software
- If necessary, replace the electronic brake booster module
- Repair only from an authorized dealer
Related codes
Error U055F by Vehicle Brand
FAQ
What does the U055F code mean?
U055F is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Electronic Brake Booster Control Module A
What causes a U055F error code?
The most common causes of U055F include: Malfunction of the electronic brake booster module; Damaged wiring harness or contacts; Module power problems; Software error in the module.
How do I fix a U055F diagnostic trouble code?
To fix U055F: Conduct system diagnostics using a professional scanner. Check the integrity of the wiring harness and contacts. Check the module supply voltage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U055F?
Limited driving only, diagnose soon
How much does it cost to fix U055F?
The estimated repair cost for U055F is $167–556. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat