Multicontour seat pneumatic pump (MCS), component description - GF91.25-P-5205SX

MODEL 216.3, 221.0 /1 

with CODE (409) Left/right front multicontour seat 

up to Model Year 8 

MODEL 221.0 /1 

with CODE (406) Rear multicontour seat 

up to Model Year 8 

Shown on model 221.0 

Location 

The pneumatic pump is located below the reservoir (1), on the left-hand side of the luggage compartment behind the trim.

Task of the pneumatic pump 

• Compressed air supply of multicontour seat system
• Actuation of solenoid valve to expel compression moisture in reservoir
• Automatic cutout after 60 s of continuous operation
• Leakage recognition of the pneumatic system

Discrete inputs 

• Circuit 31
• Circuit 30

CAN signals 

The pneumatic pump is an interior CAN participant.