U02B7
Lost Communication With Rear Radar Module B
U02B7 is an OBD-II diagnostic trouble code meaning: Lost Communication With Rear Radar Module B. Common causes: open or short circuit in the module power supply circuit, wiring harness damage. Estimated repair cost: $56–167.
Symptoms
- Parking assistance systems do not work
- Errors on the dashboard
- Disabling adaptive cruise control
- Fault message on display
Causes
- Open or short circuit in the module power supply circuit
- Wiring harness damage
- Rear radar module B malfunction
- Problems with connectors
- ECU software failures
How to Fix
- Check the integrity of the wiring harness
- Inspect connectors for corrosion or damage
- Check the power supply and ground of the module
- Scan the module for additional errors
- If necessary, replace rear radar module B
- Repair only from an authorized dealer
Related codes
Error U02B7 by Vehicle Brand
FAQ
What does the U02B7 code mean?
U02B7 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Rear Radar Module B
What causes a U02B7 error code?
The most common causes of U02B7 include: Open or short circuit in the module power supply circuit; Wiring harness damage; Rear radar module B malfunction; Problems with connectors.
How do I fix a U02B7 diagnostic trouble code?
To fix U02B7: Check the integrity of the wiring harness. 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 U02B7?
Yes, but get it checked soon
How much does it cost to fix U02B7?
The estimated repair cost for U02B7 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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