S 500 Coupe (140.070) V8-5.0L (119.980) (1997)
Air Door Actuator / Motor: Description and Operation
Vacuum Element For Footwell Flap
The footwell flap vacuum elements open the footwell flaps 80 % or 100 % for control of the air to the air outlets in the front and rear footwells.
The footwell flap vacuum elements are designed as 2-stage vacuum elements with one vacuum connection each for stroke A (small stroke) and stroke B
(large stroke).
Function, Model 129