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:
Engine
Display messages
Possible causes/consequences and
Solutions
The coolant level is too low.
Add coolant, observing the warning notes when doing so.
If coolant nee ...
Loading and removing SD cards
Not all SD memory cards are designed for
the temperatures which may be reached in
the vehicle.
Due to the wide range of SD cards available
on the market, Mercedes-Benz cannot
guarantee pla ...
M+S tires
At temperatures below 45 °F (+7 °C), use
winter tires or all-season tires. Both types of
tire are identified by the M+S marking.
Only winter tires bearing the
snowflake
symbol in addition t ...
