S 550 (221.171) V8-5.5L (273.961) (2007)
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Power Seat Control Module: Description and Operation
GF91.25-P-5201SXA Multicontour Seat Control Unit (MCS), Component Description
GF91.25-P-5201SXA Multicontour Seat Control Unit (MCS), Component Description
- with CODE (406) Rear multicontour seat up to Model Year 8
Component Identification
Location
The rear multicontour backrest control unit is located behind the left panel in the luggage compartment.
Task
^
Actuation of the seat hardness and seat contour
^
Actuation of the dynamic lumbar support (massage)
^
Actuation of the pressure valves for the seat backrest
^
Adjusting and storing air cushion pressure values
Discrete inputs
^
Circuit 31 and circuit 30
^
Pressure sensor valves
^
Massage valves
Discrete outputs
^
Pressure sensor valves
^
Massage valves
CAN signals
The rear multicontour backrest control units are interior CAN participants; in the process, the rear seats control unit, component description serves as an
interface.
