U055A
Invalid Data Received From Special Purpose Vehicle Control Module A
U055A is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Special Purpose Vehicle Control Module A. Common causes: malfunction of the special equipment control module, wiring harness damage. Estimated repair cost: $56–278.
Symptoms
- Error on the dashboard
- Incorrect operation of special equipment
- Disabling special equipment functions
- Intermittent malfunctions
- Loss of communication with the module
Causes
- Malfunction of the special equipment control module
- Wiring harness damage
- Problems with the CAN bus
- Contact corrosion
- Module software error
How to Fix
- Check connections and wiring harness
- Diagnose CAN bus
- Check module power supply
- Update module firmware
- Replace the special equipment control module
Related codes
Error U055A by Vehicle Brand
FAQ
What does the U055A code mean?
U055A is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Special Purpose Vehicle Control Module A
What causes a U055A error code?
The most common causes of U055A include: Malfunction of the special equipment control module; Wiring harness damage; Problems with the CAN bus; Contact corrosion.
How do I fix a U055A diagnostic trouble code?
To fix U055A: Check connections and wiring harness. Diagnose CAN bus. Check module power supply. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U055A?
Yes, but get it checked soon
How much does it cost to fix U055A?
The estimated repair cost for U055A is $56–278. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat