See also:

Important notes
In order to prevent the vehicle's battery from discharging, the interior lighting functions are automatically deactivated after some time except for when the SmartKey is in position 2 in the i ...

SmartKey battery
Important safety notes It is advisable to have batteries replaced at a qualified specialist workshop, e.g. at an authorized Mercedes-Benz Center. WARNING   Batteries contain toxic and c ...

Opening and closing
Overhead control panel 1. To open 2. To open 3. To close •► Turn the SmartKey to position 1 or 2 in the ignition lock. •► Press or pull the switch in the corresponding di ...