Adjusting the four-way lumbar support
You can adjust the contour of the front seat backrests individually to provide optimum support for your back.

Adjusting the four-way lumbar support
1 To raise the backrest contour
2 To soften the backrest contour
3 To lower the backrest contour
4 To harden the backrest contour
See also:
Folding the exterior mirrors in or out electrically
This function is only available in vehicles for Canada.
Make sure that the SmartKey is in position 1 or 2 in the ignition lock.
Briefly press button 1. Both exterior mirrors fold in or out.
...
Service and literature
Your vehicle is covered under the terms of the warranties printed in the Service
and Warranty Information booklet. Your authorized Mercedes-Benz Center will exchange
or repair any defective parts ...
Important information
The cooling with air dehumidification function
is only available when the engine is running.
The air inside the vehicle is cooled and
dehumidified according to the temperature
selected.
WARNIN ...
