See also:

Remote vehicle unlocking
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 A ...

Overview of interior lighting
Front overhead control panel 1 Switches the left-hand reading lamp on/off 2 Switches the rear interior lighting on/off 3 Switches the front interior lighting on/off 4 Switc ...

Checking the coolant level
Only check the coolant level when the vehicle is on a level surface and the engine has cooled down. Turn the SmartKey to position 2 () in the ignition lock. On vehicles with KEYLESS-GO, press ...