Smart Key battery
See also:
High-beam spot lamp (vehicles with halogen daytime running lamps)
Switch off the lights.
Open the hood.
Turn housing cover 1 counter-clockwise
and pull it out.
Turn bulb holder 2 counter-clockwise and
pull it out.
Take the bulb out of bulb holder 2.
...
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 ...
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 vehicle. ...
