DTC Troubleshooting: U12B8-00 (Radar Vision Unit) (2025): Notes

DTC U12B8-00  : Lost Communication With The Parking and Back-Up Sensor Control Unit (Radar Vision Unit)

How to use this service information .

NOTICE: 

Before you troubleshoot, review the How to Troubleshoot .

NOTE: 

• If the parking and back-up sensor control unit does not start normally, DTC may be stored.
• Check the power circuit and ground circuit of the parking and back-up sensor control unit.