General notes
If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged.
Check the battery in the SmartKey and
replace it if necessary.
Unlock the driver's door using the
mechanical key.
Lock the vehicle.
Have the starter battery and the battery
contacts checked at a qualified specialist
workshop.
If the SmartKey is faulty, contact Roadside Assistance or a qualified specialist workshop.
See also:
Selecting the unit of measurement for
distance
The Display Unit Speed-/Odometer:
function allows you to choose whether
certain displays appear in kilometers or miles.
The selected unit of measurement for distance applies to:
• the analog s ...
Opening/closing the garage door
Once programmed, the integrated garage
door opener will assume the function of the
garage door system's remote control. Please
also read the operating instructions for the
garage door system.
...
Roadside Assistance button
– Press and hold Roadside Assistance
button 1 for more than two seconds.
This initiates a call to the Mercedes-Benz
Customer Assistance Center. The indicator
lamp in Roadside Assistance but ...