Windshield Wipers, Windshield Washer System - Operational Inspection - AP82.35-P-8252A

Model 190 

Courtesy of MERCEDES-BENZ USA

Shown on model 190, spray pattern on windshield 

Courtesy of MERCEDES-BENZ USA

Shown on model 190 

	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
	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
	Preparatory activity
1	Close hood.
			AR88.40-P-1000RG
2	Close liftgate, doors, sliding sunroof and side windows.
3	Switch windshield wiper function to position "0" and switch electronic ignition lock control unit to position "0".
	Check/correct
4	Check park position of left windshield wiper blade (1) and right windshield wiper blade (2) on the windshield.	Wiper blade ends must be located at markings "A" and "B" (see arrows) on windshield and they may be offset by no more than 10 mm (0.39 Inch) upwards or downwards. If the ends of the wiper blades deviate from the park position, ↓ Check and adjust wiper arms. After obtaining special order.
5	Switch electronic ignition lock control unit to position "2" (circuit 15).
6	Check spray nozzles of windshield washer system at windshield for proper operation and correct setting by operating windshield washer system.	If a spray nozzle is clogged, ↓ Clean spray nozzle and/or blow out with compressed air from inside to outside or replace spray nozzle. After obtaining special order. If the spray jets do not impact in the marked area on the windshield, ↓ Switch windshield wiper function to position "0" and switch electronic ignition lock control unit to position "0". Correct setting of affected spray nozzles via setting screws; continue with operation step 5.
7	Spray fluid onto windshield using windshield washer system.
8	Switch windshield wiper of windshield to highest speed.
9	Check deflection of wiper arms on windshield.	The left windshield wiper blade (1) and right windshield wiper blade (2) must not collide with the A-pillar or cowl. Damage can otherwise occur. If problems are determined, ↓ rectify the problems. After obtaining special order.
	Finishing activity
10	Switch electronic ignition lock control unit to position "0".
11	Reset windshield wiper function to initial condition.
12	Check/correct fluid level of windshield washer system.	Only for service with Plus package.	AP82.35-P-8210A