Child-proof locks for the rear doors
WARNING
Children could open a rear door from inside
the vehicle. This could result in serious
injuries or an accident. Therefore, when children ride in the rear always secure
the rear
doors with the child-proof locks.
You secure each door individually with the child-proof locks on the rear doors. A door secured with a child-proof lock cannot be opened from inside the vehicle. When the vehicle is unlocked, the door can be opened from the outside.

Example: Sedan
•► To activate: press the child-proof lock lever up in the direction of arrow 1.
•► Make sure that the child-proof locks are working properly.
•► To deactivate: press the child-proof lock lever down in the direction of arrow 2.
See also:
Brake fluid
WARNING
Over a period of time, the brake fluid absorbs moisture from the air; this lowers
its boiling point.
If the boiling point of the brake fluid is too low, vapor pockets may form in
th ...
The mbrace system
The mbrace system provides different
services, e.g.:
- automatic and manual emergency call
- Roadside Assistance call
- MB Info call
To adjust the volume during an mbrace ...
Folding the rear seat backrest back
•► Move the driver's or front-passenger seat
forward if necessary.
! Make sure that the seat belt does not
become trapped when folding the rear seat
backrest back. Otherwise, it could b ...
