Fault phenomenon: A 2007 Shanghai Volkswagen 2. OL sedan, the user reflects that the car sometimes the car water jet motor is working properly, but can not get on the car.
Fault diagnosis and elimination: After picking up the vehicle, the maintenance personnel first connect the fault diagnosis instrument to detect the vehicle. No fault code is found. Observe the vehicle water spray motor control system and the main data flow is normal. As we all know, there are many reasons why the car water jet motor can''t be started. Since the car''s fault is accidental and irregular, we can only do it from many aspects.
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