SmartKey functions
■ To unlock centrally: press the 
button.
If you do not open the vehicle within approximately 40 seconds of unlocking: • the vehicle is locked again.
• the theft deterrent locking system is armed again.
■ To lock centrally: press the 
button.
The SmartKey centrally locks/unlocks: • the doors • the tailgate • the fuel filler flap
When unlocking, the turn signals flash once.
When locking, they flash three times.
You can also set an audible signal to confirm that the vehicle has been locked. The audible signal can be activated and deactivated using the on-board computer .
When it is dark, the surround lighting also comes on if it is activated in the on-board computer .
See also:
Important safety notes
WARNING
Work improperly carried out on electronic
components and associated software could
cause them to cease functioning. Because the
vehicle's electronic components are
interconnected, any mod ...
Manual drive program
Switching on the manual drive program
In manual drive program M, you can change
gear using the steering wheel paddle shifters
if the transmission is in position D. You can
see the currently select ...
Roadside Assistance
The Mercedes-Benz Roadside Assistance
Program offers technical help in the event of
a breakdown. Calls to the toll-free Roadside
Assistance Hotline are answered by our
agents 24 hours a day, 365 d ...