U059A
Invalid Data Received From DC/DC Converter Control Module B
U059A is an OBD-II diagnostic trouble code meaning: Invalid Data Received From DC/DC Converter Control Module B. Common causes: dc/dc module b fault, problems with the wiring harness or connectors. Estimated repair cost: $56–278.
Symptoms
- Check Engine light comes on
- Problems charging a 12-volt battery
- Electrical malfunctions
- Reduced performance of the hybrid system
- Errors in other vehicle systems
Causes
- DC/DC module B fault
- Problems with the wiring harness or connectors
- Short circuit in communication circuit
- Module power supply circuit open
- Software error in the module
How to Fix
- Check the integrity of the wiring harness and connectors
- Check the supply voltage and module ground
- Scan the module for additional errors
- Flash or replace DC/DC B module if necessary
- Check the operation of the system after repair
Related codes
Error U059A by Vehicle Brand
FAQ
What does the U059A code mean?
U059A is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From DC/DC Converter Control Module B
What causes a U059A error code?
The most common causes of U059A include: DC/DC module B fault; Problems with the wiring harness or connectors; Short circuit in communication circuit; Module power supply circuit open.
How do I fix a U059A diagnostic trouble code?
To fix U059A: Check the integrity of the wiring harness and connectors. Check the supply voltage and module ground. Scan the module for additional errors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U059A?
Yes, but get it checked soon
How much does it cost to fix U059A?
The estimated repair cost for U059A is $56–278. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat