What are the reasons for the parking assistance system not functioning properly?

2 Answers
FelixLee
07/25/25 5:16am
The parking assistance system may not function properly due to faults in the wiring or control unit. Advantages of the parking assistance system: The parking assistance system is equipped with front and rear radar scanning systems. During parking assistance, the front radar is disabled to expand the vehicle's external field of view, helping the driver better operate the parking system. Additionally, most parking systems include warning alerts, which not only enhance parking convenience but also effectively reduce the occurrence of vehicle accidents, helping drivers overcome psychological fears. Parking radar: The parking assistance system generally refers to radar. The radar works by emitting sound waves towards obstacles, which are then reflected back. This allows the radar to accurately measure the distance between the vehicle body and the obstacle and feed this information back to the system. If the parking assistance system malfunctions or if there are scratches or collisions on the front or rear bumpers, it is advisable to promptly visit a repair shop for inspection or replacement.
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IvanAnn
08/10/25 5:41pm
Last time I helped my daughter fix her car, I encountered this situation. There are generally several common issues with parking assist system failures. First, the radar sensor might be covered in mud, which often happens if you don't wash the car after rain. Second, the fuse might be blown, especially in older cars where the wiring is aged and prone to tripping. Another possibility is water ingress or a short circuit in the reverse camera's wiring, which requires opening up to check the harness connectors. It could also be an error in the car's computer program, requiring a system reset at the dealership. Lastly, don’t forget to check if the shutdown button on the center console was accidentally pressed—I’ve fixed several cars where the owner unknowingly turned it off. To troubleshoot these issues, follow a step-by-step approach: first clean the sensor, then check the fuse, and avoid dismantling the circuit board right away.
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