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Home >> Mercedes Benz >> 2021 >> E350 Base >> Repair and Diagnosis (Single Page) >> Restraints >> Restraints Control Systems >> Seats, Bunks, Restraint Systems - 213 Chassis 1 Of 4 >> Basic Knowledge >> Massage Function Control Unit, Basic Function - GF91.25-P-9891A
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Massage Function Control Unit, Basic Function - GF91.25-P-9891A

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 432 (Dynamic seats left and right) 

General 

The massage function control unit performs the following tasks:

Location 

The massage function control units are located in the respective seat.

Function requirement 

Structure 

The massage function control units contain integrated valves to supply air to the massage bladders.