S 600 (221.176) V12-5.5L Turbo (275.953) (2007)
Vacuum/Pressure Pump: Description and Operation
GF91.25-P-5204SX Pneumatic Pump For Dynamic Seat, Component Description
GF91.25-P-5204SX Pneumatic Pump For Dynamic Seat, Component Description
- with CODE (432) Left and right dynamic multicontour seat up to Model Year 8
Location
The pneumatic pump is located below the reservoir (1) on the left side of the trunk behind the paneling.
Task of the pneumatic pump
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Pressure supply of the dynamic seat system
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Actuation of the solenoid valve to expel compression moisture in the reservoir
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Automatic cutout after 60 s of continuous operation
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Leakage recognition of the pneumatic system
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Pressure monitoring of the reservoir by means of a sensor
Discrete inputs
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Circuit 31
^
Circuit 30
CAN signals
The pneumatic pump is an interior CAN participant.