U02B1
Lost Communication With Comfort and Convenience Display A
U02B1 is an OBD-II diagnostic trouble code meaning: Lost Communication With Comfort and Convenience Display A. Common causes: open or short circuit in wiring harness, comfort display fault. Estimated repair cost: $56–278.
Symptoms
- The multimedia system does not work or freezes
- Touch screen not responding
- Climate control buttons do not work
- The display flashes or goes dark
- An error message appears on the dashboard
Causes
- Open or short circuit in wiring harness
- Comfort display fault
- Connector problems or contact corrosion
- Software failure
- Control unit malfunction
How to Fix
- Check the integrity of the wiring harness to the display
- Inspect and clean the connector contacts
- Check power supply and display ground
- Update or reflash software
- Replace the comfort display if necessary
Related codes
Error U02B1 by Vehicle Brand
FAQ
What does the U02B1 code mean?
U02B1 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Comfort and Convenience Display A
What causes a U02B1 error code?
The most common causes of U02B1 include: Open or short circuit in wiring harness; Comfort display fault; Connector problems or contact corrosion; Software failure.
How do I fix a U02B1 diagnostic trouble code?
To fix U02B1: Check the integrity of the wiring harness to the display. Inspect and clean the connector contacts. Check power supply and display ground. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U02B1?
Limited driving only, diagnose soon
How much does it cost to fix U02B1?
The estimated repair cost for U02B1 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat