Wiper Motor: Testing and Inspection

Wiper Motor Alternating Park Position Function, Deactivating

Special tools, testers and auxiliary items required

• Vehicle Diagnosis, Testing and Information System (VAS5051B)

Windshield wiper system is equipped with Alternating Park Position (APP) function.

The APP function causes the wiper at every second wiper shut off to move upward slightly after reaching the lowest position.

To install the motor crank on the wiper motor, it is necessary to shut off the motor in the lowest park position. APP function must be activated to ensure this.

• An activation of APP function is not possible.

• APP function is automatically activated after 100 wiping cycles. This applies to wiper motors in which the APP function was deactivated as well as for new wiper motors.

- Connect the (VAS5051B).

- On the (VAS5051B), select "Guided Fault Finding".

- Using the "Go To" button, select "Functions/Component selection" and the following menu options in sequence:

• Body

• Electrical Equipment

• 01 - OBD capable systems

• Vehicle electrical system control module

• Functions

• Coding the wiper motor control module/deactivating the APP function

• After successfully completing coding / deactivating of the APP function, wiper motor is located in the lower park position after the next wiper cycle.