Remove the windshield washer reservoir.
Fig. 7.64. Windshield washer motor test diagram
Apply voltage from the positive terminal of the battery to terminal B of the electric motor, and from terminal A of the electric motor to the body ground (Fig. 7.64).
Make sure the windshield washer motor is working.
If the electric motor does not work, replace it.
Information copied from the portal: Mazbook