What causes the failure of BMW 3 Series parking assistance system?

1 Answers
SanWilliam
07/30/25 3:24am
BMW 3 Series parking assistance system failure is caused by damage to the radar control box, and it is recommended to have it checked promptly. Here is more information about the parking assistance system: Definition: The parking assistance system includes ultrasonic sensors embedded in the front and rear bumpers, each with a diameter of about 15mm. The ultrasonic detection signals emitted by the sensors reflect when they encounter obstacles. Once the sensors receive the reflected signals, they promptly feed them back into the system for distance calculation, and alert the driver to the distance between the vehicle and obstacles outside the field of vision through sound, video, and other means. Function: Typically, when reversing, parking, or shifting the vehicle, maintaining a certain gap between the front and rear vehicles requires distance calculations accurate to the centimeter. It is precisely these last few centimeters that drivers cannot estimate by sight alone. The parking assistance system can detect obstacles outside the field of vision and inform the driver of the distance between the vehicle and the obstacles through certain signals. Whether it's children playing behind the car or low objects like stone pillars, fences, or fire hydrants, the system can detect them immediately.
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