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How to judge the wiper motor is broken

Observe the working status of the wiper: If the wiper is abnormal when working, such as too slow, jumping, not working, etc., the motor may be damaged.


There are several ways to judge whether the wiper motor is damaged:

1. Observe the working status of the wiper: If the wiper is abnormal when working, such as too slow, jumping, not working, etc., the motor may be damaged.

2. Check the power cord and control line of the wiper motor: If the power cord or control line is short-circuited or open, the motor will not work normally.

3. Check the rotor and brush of the motor: If the rotor or brush of the motor is worn or damaged, the motor will not work normally.

4. Use a multimeter to check the resistance of the motor: If the resistance value of the motor is abnormal, the motor may be damaged.

If you are not sure how to check the wiper motor, it is recommended that you consult a professional car repair technician.