U02B8
Lost Communication With Rear Radar Module C
U02B8 is an OBD-II diagnostic trouble code meaning: Lost Communication With Rear Radar Module C. Common causes: open or short circuit in the module power supply circuit, damage to the wiring harness to the radar module. Estimated repair cost: $56–222.
Symptoms
- Parking assistance systems do not work
- Errors on the dashboard
- Disabling adaptive cruise control
- Warning messages in the multimedia system
Causes
- Open or short circuit in the module power supply circuit
- Damage to the wiring harness to the radar module
- Rear radar module C malfunction
- Poor contact in the module connector
- Problems with ECU software
How to Fix
- Check the integrity of the wiring to the module
- Inspect connectors for corrosion or damage
- Check the power supply and ground of the module
- Scan the module for internal errors
- If necessary, replace rear radar module C
Related codes
Error U02B8 by Vehicle Brand
FAQ
What does the U02B8 code mean?
U02B8 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Rear Radar Module C
What causes a U02B8 error code?
The most common causes of U02B8 include: Open or short circuit in the module power supply circuit; Damage to the wiring harness to the radar module; Rear radar module C malfunction; Poor contact in the module connector.
How do I fix a U02B8 diagnostic trouble code?
To fix U02B8: Check the integrity of the wiring to the module. Inspect connectors for corrosion or damage. Check the power supply and ground of the module. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U02B8?
Yes, but get it checked soon
How much does it cost to fix U02B8?
The estimated repair cost for U02B8 is $56–222. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat