Remove/install front seat backrest - AR91.10-P-1060GZ

MODEL 164 

Fig 1: Identifying Front Seat Backrest Components - Shown On Driver Seat With Memory Package Code 275

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Shown on driver seat with memory package (driver seat, steering column, mirror), code 275, without left multicontour seat, code 404 

	Remove/install
1	Remove front seat		AR91.10-P-1000GZ
2	Remove paneling on front seat frame		AR91.10-P-1200GZ
3.1	Disconnect electrical connectors (1, 2, 3) from left front seat contacting strip (X55/3)	The number of connectors varies according to vehicle equipment. Disconnect all connectors of the seat wiring harness.
4.1	Disconnect electrical connectors (4, 5, 6) from driver-side front seat adjustment control unit with memory (N32/1)	Only on seat with memory package (driver seat, steering column, mirror), code 275 and with electrically adjustable passenger seat with memory, code 242.
5	Disconnect electrical connector from driver seat belt buckle and seat belt warning switch (S68/1)	At the left front seat contacting strip (X55/3).
6.1	Disconnect electrical connectors from driver seat fore/aft adjustment motor (M27/1) and from driver front seat height adjustment motor (M27/3)
7.1	Detach air hoses from switch for multicontour seat backrest	Only on vehicles with left multicontour seat, code 404 and right multicontour seat, code 405, refer to: ↓
		Removing and installing multicontour seat switch	AR91.25-P-1720GZ
8	Unscrew bolts (7, 8), remove seat backrest	Observe routing of cable for seat wiring harness and air hoses (on vehicles with left multicontour seat, code 404 and right multicontour seat, code 405).
			*BA91.10-P-1002-01L
9	Install in the reverse order