Remove/Install Electric Front Door Drive Unit - AR72.29-P-0005SG

Model 223 

with code Z07 (B7 armoring on special protection version) 

with code Z38 (Opening and closing assistance, driver's doors) 

Fig 1: Electric Front Door Drive Unit Components Location - Model 223 With Code Z07, Z38

Courtesy of MERCEDES-BENZ USA

	Risk of injury  from fingers being pinched or jammed when working on gas struts under pressure	Only remove and install pneumatic springs when they are not under tension and when the components are properly secured.	AS00.00-Z-0012-01A
Notice	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Remove right or left front door trim.		AR72.10-P-6575S
2	Disconnect electrical wiring harness (3) from front door drive system control unit (N69/22, N69/23).
3	Secure pull-through device to electrical wiring harness (3).
4	Remove grommets (2) and guide electrical wiring harness (3) downward and out of front door.	Do not guide pull-through device out of front door, but let it protrude from both openings for the grommets (2).
		Route electrical wiring harness (3) with pull-through device to front door drive system control unit (N69/22, N69/23).
5	Remove screws (1).	Screw, door holder to mounting supports	*BA72.10-P-1007-01BA
6	Remove front door drive unit (M100/1, M100/2).
7	Install in the reverse order.
8	Carry out normalization of front door drive unit (M100/1, M100/2).	Only when replacing front door drive unit (M100/1, M100/2).
			AD00.00-P-2000-06FR