Removing and installing motor group for front power seats (backrests) - AR91.29-P-1430F

MODEL 210 with CODE (241) memory circuit for left front power seat with CODE (242a) memory circuit for right front power seat with CODE (275a) memory package (driver's seat, steering column, mirror) 

Fig 1: Identifying Motor Group For Front Power Seats Components (Backrests)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Removal, installation
1	Disconnect connector from control module (N32/1, N32/2)
2	Remove front seat		AR91.10-P-1000F
3	Remove tensioning element on backrest
4	Remove backrest cover
5	Disconnect connector from backrest motor (M27m5, M28m5)
6	Unscrew Torx socket screw (1) for motor (M27m5, M28m5)		*BA91.29-P-1002-01A
7	Remove backrest motor (M27m5, M28m5)
8	Disconnect connector (2) from head restraint up/down motor (M27m4, M28m4)
9	Remove head restraint up/down motor (M27m4, M28m4)	When removing motor first push to side and then remove downward. Reinstall in opposite order
10	Reinstall in opposite order

Seat adjustment