Remove/install wiper motor - AR82.30-P-6800RT

MODEL 251 

Fig 1: Identifying Wiper Motor Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of injury in the form of trapping or crushing, or even severing of limbs, if caught in windshield wiper mechanism	Always remove ignition key when working on windshield wiper mechanism.	AS82.30-Z-0001-01A
1	Move the wiper arms into park position and switch off the wiper system (1)
2	Switch off ignition and remove transmitter key from EIS control unit	The wiper system (1) may switch on by itself when the ignition is on as a result of the rain sensor on the windshield. On vehicles with Keyless Go, code 889: Press Keyless Go start/stop button repeatedly until ignition is switched off. Remove transmitter key from vehicle and store it in a location beyond its transmission range (at least 2 m).
3	Remove water repellent over wiper system		AR83.25-P-1406RT
4	Turn engine crank (2) on wiper motor (M6/1) to left (arrow) until all bolts (4) are accessible.
5	Unclip wiper linkage (3) from engine crank (2).
6	Unscrew bolts (4) and lay wiper motor (M6/1) down to side		*BA82.30-P-1002-01K
7	Disconnect electrical connector (5)
8	Remove wiper motor (M6/1)
9	Install in the reverse order
10	Carry out function check of the windshield wipers and the windshield washer system
	Windshield wipers, windshield washer system and headlamp cleaning system - function check		AP82.30-P-8252RT

WINDSHIELD WIPER

Number	Designation		Model 251
BA82.30-P-1002-01K	Bolt on wiper motor	Nm	10