Windshield wipers, windshield washer system - operational inspection

AP82.35-P-8252C

Windshield wipers, windshield washer system - operational inspection

15.03.2016

Model

253

Spray pattern shown on windshield

1

Left wiper blade

2

Right wiper blade

Spray pattern shown on rear window

 Danger !

Injury hazard from pinching and crushing, in extreme cases extremities can even be cut off when caught in windshield wiper mechanism.

When working on the windshield wiper mechanism, always switch off the ignition and store transmitter key outside of transmission range (at least 2 m).

AS82.30-Z-0001-01A

 Danger !

Risk of fire and explosion caused by ignition of window washing fluid or antifreeze and their vapors. Risk of poisoning caused by swallowing window washing fluid or antifreeze or inhaling their vapors. Risk of injury or physical irritations caused by contact of window washing fluid or antifreeze with eyes, mucous membranes or skin.

Wear protective clothing and tight-fitting safety glasses. No open flames, fire or ignition sources. Avoid contact with eyes, mucous membranes and skin. When working with window washing fluids or antifreeze, do not eat, drink, or smoke. Do not inhale vapors and ensure sufficient ventilation in the working area. Store window washing fluid and antifreeze leakfree in safely closed original containers and out of the reach of children.

AS82.35-Z-0001-01A

Preparatory tasks

1

Close engine hood

2

Close liftgate, doors, driver and front passenger windows

3

Switch electronic ignition lock control unit to position "2" (circuit 15)

Check/correct

4

Check spray nozzles of windshield washer system for proper operation and setting

Spray jet must impact in denoted area.



Correct the adjustment if necessary.

For clogged up spray nozzle:



Clean spray nozzle using suitable needle and/or blow out with compressed air from inside out or replace spray nozzle subject to separate invoice.

5

Check park position of left wiper blade (1) and right wiper blade (2) on the windshield

 The ends of the wiper blades should be positioned on the "A" and "B" markings (see arrows) on the windshield and may be offset downward or upward by a maximum of 10 mm.

In the event of any deviation to the park position:



Check and adjust wiper arms subject to separate repair order.

6

Check setting of wiper arms on windshield


The left wiper blade (1) and right wiper blade (2) must not collide with the A-pillar or cowl.
Otherwise the body or wiper mechanism will be damaged.

 Spray water over the windshield washer system on the windshield and switch on windshield wiper at highest setting.

If there are problems:



Rectify problem subject to separate repair order.

7

Check setting of rear window wiper arm


Wiper blade may not impact with liftgate.
Otherwise, the liftgate or wiper mechanism may be damaged.

 Spray water over the windshield washer system on the rear window and switch on windshield wiper at highest setting.

If there are problems:



Rectify problem subject to separate repair order.

Concluding tasks

8

Switch electronic ignition lock control unit to position "0"

9

Windshield washer system - inspect fluid level, adjust to correct level

Only for service with Plus package.

AP82.35-P-8210C