What are the reasons for the unresponsive radar in BMW 525li?

1 Answers
BrielleDella
07/30/25 2:59am
BMW 525li radar unresponsiveness may be due to wiring issues, no power supply, blown fuse, or problems with the parking sensors. Wiring issues: Check if the parking sensor wiring at the rear bumper is properly connected. No power supply: Remove the right side lining of the trunk and test the continuity of the wires leading to the radar. Blown fuse: Open the fuse box and use a multimeter to check the continuity of the fuses related to the parking sensors. Parking sensor problems: The parking sensor module or buzzer may be damaged and needs replacement.
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