Multicontour Seat Pneumatic Pump, Basic Function - GF91.25-P-2005A

Model All (CAR) 

with code 399 (Front multicontour seat with massage function) 

Model All (CAR) 

with code 406 (Multicontour rear seat) 

Model All (CAR) 

with code 409 (Left and right front multicontour seat) 

Model All (CAR) 

with code 432 (Dynamic seats left and right) 

Overview 

This document contains information on:

• General 
• Function requirements 
• Function 

General 

The multicontour seat pneumatic pump provides the multicontour seat control unit with the air supply for filling the air cushions.

Function requirements 

• Circuit 30t ON

Function 

The multicontour seat pneumatic pump generates compressed air and - depending on the equipment installed - provides this for the respective seat or for several seats.

The local multicontour seat pneumatic pump is located in the armrest of each seat. It provides the air supply for the respective seat.

The central pneumatic pump is located away from the seats in the trunk. It provides the air supply for several seats. The central pneumatic pump is connected to the vehicle's network architecture.

	Component descriptions
	Multicontour seat pneumatic pump (MCS), component description	Model 223	GF91.25-P-5205A
		Model 206	GF91.25-P-5205C
		Model 297	GF91.25-P-5205D
		Model 295	GF91.25-P-5205E
		Model 296	GF91.25-P-5205G
		Model 167 as of model year 2023	GF91.25-P-5205M