Windshield wipers, windshield washer system and headlamp cleaning system - function check

AP82.30-P-8252AK

Windshield wipers, windshield washer system and headlamp cleaning system - function check

23.02.2018

Model

117, 156, 169, 176, 242, 245, 246

Shown on model 169.0, spray pattern on windshield

Shown on model 169.0, spray pattern on rear window

Shown on model 169.0

C

Park position markings

Shown in model 169.0

1

Switches

 Warning

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 activity

1

Close engine hood

2

Close liftgate, doors, sliding sunroof and side windows

3

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

Check/correct

4.1

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

Vehicle with multi-stream nozzles.

The spray jet must hit the windshield in the marked area.



Correct the adjustment if necessary.

With clogged spray nozzle



Clean spray nozzle and/or blow out with compressed air from inside out or replace spray nozzle subject to separate repair order.

4.2

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

Vehicle with spray nozzles.

The spray jet must hit the windshield in the marked area.



Correct the adjustment if necessary.

 Adjusting tool

*110589026300

With clogged 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 spray nozzle for washer system on rear window for proper operation and the setting

The spray jet must hit the rear window in the marked area.



Correct the adjustment if necessary.

 Adjusting tool

*110589026300

With clogged 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.

6

Check park position of wiper arm on windshield


Wiper blade ends must be located at park position markings (C) on the windshield and may not be offset by more than 10 mm (0.39 inches) be downward or upward.
Damage can otherwise occur.

With deviation from park position



Check and adjust wiper arms subject to separate repair order.

7

Spray water using windshield washer system onto windshield

8

Switch on the windshield wiper at its highest setting

9

Check setting of wiper arms on windshield


The wiper blades must not come into contact with the A-pillar or cowl.
Damage can otherwise occur.

If a problem arises



Rectify problem subject to separate repair order.

10

Spray water onto rear window using windshield washer system

11

Switch on windshield wiper at its highest setting

12

Check setting of wiper arm on rear window


Wiper blade must not make contact with the liftgate.
Damage can otherwise occur.

If a problem arises



Rectify problem subject to separate repair order.

13

Switch on low beam

14.1

Press switch (1) and check/correct headlamp cleaning system spray nozzles

Model 169, 245
Vehicle with switch (1).


The spray jet must impact in the light source area on the headlamp lens.
Damage can otherwise occur.

Spray nozzles correctly set



Proceed with operation step 15.

Spray nozzles incorrectly set



Correct setting.

 Adjusting tool

*110589026300

If spry nozzles are clogged up



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

14.2

Check/correct headlamp cleaning system spray nozzles

Model 117, 156, 169, 176, 242, 245, 246
with code 614 (Bi-xenon headlamps)
Model 117, 156, 176, 242, 246
with code 600 (Headlamp cleaning system)
Vehicle without switch (1).


The spray jet must impact in the light source area on the headlamp lens.
Damage can otherwise occur.

Spray nozzles correctly set



Proceed with operation step 15.

Spray nozzles incorrectly set



Correct setting.

 Adjusting tool

*110589026300

If spry nozzles are clogged up



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

Finishing activity

15

Switch off low beam

16

Switch electronic ignition lock control unit to position "0"

17

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

AP82.35-P-8210AK