Replace Air Cushion With Massage Function In Front Seat Backrest - AR91.25-P-1751S

Model 223 

with code 432 (Dynamic seats left and right) 

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Connect diagnostic system and perform commissioning on front seat backrest massage function control unit (N32/31, N32/32).	When replacing front seat backrest massage function control unit (N32/31, N32/32).
			AD00.00-P-2000-06FR
		The air cushion with massage function (2) and front seat backrest massage function control unit (N32/31, N32/32) are one unit.
2	Remove cover from seat backrest.		AR91.18-P-1820S
3	Unclip air cushion with massage function (2) in seat backrest padding (1) and remove.	Ensure correct routing of the pneumatic lines. Malfunctions can occur otherwise.
4	Install in the reverse order.