Check of the electric motor of a screen wiper The screen wiper electric motor is in a water modular compartment under a windscreen. For check it is necessary to remove a corresponding cover. Designation of plugs
On the electric motor there are following plugs:
The plug 31 is weight joining (the general for all electric equipment of the car).
The plug 53 receives pressure for the first speed of a screen wiper.
The plug 53а feeds with a current () extreme position of a screen wiper. The electric motor receives pressure through a brush until the cleaner will not return to a starting position when the driver will switch off a screen wiper.
The plug 53b submits pressure for the second speed of a screen wiper (an auxiliary winding).
Through the plug 53е the electric motor is braked at return after switching-off that the screen wiper has not passed through the position of a parking.
Are not always available: the plug 53 with submits a food to the pump ???????????????.
Check
At first it is necessary to find out that has defect, the electric motor or there is no food. Thus it is necessary to operate as follows:
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Расстыкуйте a multicontact socket at the electric motor.
Bring 2 auxiliary cables () and (-) from the storage battery of the car to the screen wiper electric motor:
One cable spend from the positive plug of the battery to the plug 53 or 53b.
The second cable bring from the negative plug of the storage battery to the plug 31 electric motors.
Now the electric motor should to join depending on the used plug on I or II step. If it does not occur, the electric motor or a corresponding step have defect. Remove the electric motor.
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