What causes the BMW automatic distance warning system PDC to fail?
1 Answers
Common causes of PDC failure are as follows: 1. The ultrasonic sensor, i.e., the radar, is faulty or there is a circuit issue; 2. The PDC control module itself is faulty; 3. There is a circuit fault between the PDC control module and other related components; 4. K-CAN fault, such as reversing the K-CANH and K-CANL connections. Related introduction: PDC, or the Parking Distance Control system, is very useful when reversing. The system mainly consists of the following components, which work together to achieve the distance warning function.