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Home >> Mercedes Benz >> 2021 >> CLS450 Base >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Seats, Bunks, Restraint Systems - 257 Chassis 1 Of 3 >> Basic Knowledge >> Multicontour Seat Pneumatic Pump, Basic Function - GF91.25-P-2005A

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) 

General 

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

Function requirements 

Variants 

The local multicontour seat pneumatic pump is located in the armrest of each seat. It provides the air supply for this 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
with code 406 (Multicontour rear seat)
Model 223
with code 432 (Dynamic seats left and right)
GF91.25-P-5205A
    Model 206
with code 399 (Front multicontour seat with massage function)
Model 206
with code 409 (Left and right front multicontour seat)
GF91.25-P-5205C
    Model 297
with code 399 (Front multicontour seat with massage function)
Model 297
with code 406 (Multicontour rear seat)
GF91.25-P-5205D