Fuel filler flap
The fuel filler flap is unlocked or locked automatically when you open or close the vehicle with the SmartKey or using KEYLESS-GO.
The position of the fuel filler cap is displayed
in the instrument cluster 
. The
arrow
next to the filling pump indicates the side of
the vehicle.
1 To open the fuel filler flap
2 To insert the fuel filler cap
3 Tire pressure table
4 Fuel type
See also:
Safety
Typical of full-size luxury cars, the CL-Class hasn't been crash-tested by
the Insurance Institute for Highway Safety, but it does have a boatload of
safety features. There are nine airbags, inclu ...
Storing and maintaining the current speed
You can store the current speed if you are
driving faster than 20 mph (30 km/h).
Accelerate the vehicle to the
desired speed.
Briefly press the cruise control
lever up 1 or down 2.
Remove ...
Setting the airflow
You can set the airflow separately for the
driver’s and front-passenger side.
Select left airflow 3 or right airflow 5 by
turning the COMAND controller and
press to confirm.
To adjust th ...