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 using the
mechanical key.
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:
Vehicle remote opening
If you have unintentionally locked your
vehicle (e.g. the SmartKey is still in the
vehicle) and a replacement SmartKey is not
available, the vehicle can be opened by a
Mercedes-Benz Customer Assis ...
Switching the display design
Select Settings using the
button
and confirm with the button.
Select Day Mode, Night Mode or
Automatic using the buttons
and press the button to confirm.
The icon indicates the curren ...
Adding engine oil
Environmental note
When adding oil, take care not to spill any. If
oil enters the soil or waterways, it is harmful
to the environment.
WARNING
If engine oil comes into contact with ho ...