Panic alarm
To activate: press 
button 1 for at least one second.
An alarm sounds and the exterior lighting flashes.
To deactivate: press 
button 1 again.
or
Insert the SmartKey into the ignition lock.
or
Press the KEYLESS-GO Start/Stop button.
The KEYLESS-GO key must be in the vehicle.
USA only:
This device complies with Part 15 of the
FCC Rules. Operation is subject to the
following two conditions:
1. This device may not cause harmful
interference, and
2. this device must accept any interference
received, including interference that may
cause undesired operation.
Any unauthorized modification to this
device could void the user's authority to
operate the equipment.
The product label with FCC ID and IC
certification number can be found in the
battery case of the SmartKey.
Canada only:
This device complies with RSS-Gen of
Industry Canada. Operation is subject to
the following two conditions:
1. This device may not cause interference,
and
2. this device must accept any interference
received, including interference that may
cause undesired operation.
Any unauthorized modification to this
device could void the user's authority to
operate the equipment.
The product label with FCC ID and IC
certification number can be found in the
battery case of the SmartKey.
See also:
Resetting the panorama roof with
power tilt/sliding panel and the roller
sunblinds
Reset the panorama roof with power tilt/
sliding panel and the roller sunblinds if the
panorama roof with power tilt/sliding panel
or the roller sunblinds do not move smoothly.
•► Turn th ...
Qualified specialist workshop
An authorized Mercedes-Benz Center is a
qualified specialist workshop. It has the
necessary specialist knowledge, tools and
qualifications to correctly carry out the work
required on your vehi ...
Defrosting the windshield
You can use this function to defrost the
windshield or to defrost the inside of the
windshield and the side windows.
You should only select the
defrosting
function until the windshield is cl ...