Activating/deactivating the acoustic locking verification signal
If you activate the Acoustic Lock Feedb.
function, an audible signal sounds depending
on the vehicle's date of manufacture:
• when locking
or
• once when unlocking and three times when locking
Press the 
or
button on the
steering wheel to select the Settings
menu.
Press the 
or
button to select
Acoustic Lock Feedb.
Press the 
button to confirm.
To activate/deactivate: press
again.
See also:
2009 Mercedes-Benz CL-Class Review
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Low outside temperatures
Do not use gasoline to refuel vehicles with
a diesel engine. Never mix diesel with
gasoline or kerosene, as this may result in
damage to the engine or fuel system.
Diesel fuel with improved co ...
Adjusting the brightness, contrast or
color
Select Source in the rear-compartment
screen and press the button on the
remote control to confirm.
Select Display Aux or Disk Drive Aux
and press the button to confirm.
Select Brightness ...