Door ajar prevention system

When the ignition switch is in the “LOCK” (PUSH OFF) position, if you try to lock the doors and rear hatch by pressing the driver’s or front passenger’s door lock/unlock switch, or the rear hatch LOCK switch with one of the doors or the rear hatch not completely closed, a warning is issued with the warning display and the buzzer buzzing for about 3 seconds and you cannot lock the doors and rear hatch.
See also:
Plug-in Hybrid Mercedes-Benz C 300 e
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To install
Confirm that the head restraint is facing the correct direction, and then insert
it into the seatback while pressing the height adjusting knob (A) in the direction
indicated by the arrow.
Caut ...
Sunshade
WARNING
• Never leave a child (or other person who might not be capable of safe operation
of the sunshade switch) in the vehicle alone.
• Before operating the sunshade, make sure that nothing ...
