Operation Manual

please contact an authorized Mercedes-Benz
Center.
Further information on child restraint systems
(
Y page 61).
When triggered, belt bags : open, increasing
the protected area of the occupants' ribcages.
The belt bags are triggered depending on the
type and severity of the accident.
Fastening and adjusting the seat belts
Observe the safety notes on the seat belt
(
Y page 47) and the notes on correct use of seat
belts (
Y page 48).
Basic illustration
X
Adjust the seat (Y page 104).
The seat backrest must be in an almost ver-
tical position.
X
Pull the seat belt smoothly from the belt out-
let.
The seat belt on the driver’s seat and the
front-passenger seat may be tightened auto-
matically, see "Belt adjustment"
(
Y page 50).
X
If necessary, pull upwards on the shoulder
section of the seat belt to tighten the belt
across your body.
The shoulder section of the seat belt must
always be routed across the center of the shoul-
der. Adjust the belt outlet if necessary.
X
To raise: slide the belt outlet upwards.
The belt outlet will engage in various posi-
tions.
X
To lower: hold belt outlet release = and slide
belt outlet downwards.
X
Let go of belt outlet release = in the desired
position and make sure that the belt outlet
engages.
All seat belts except the driver's seat belt are
equipped with a special seat belt retractor to
securely fasten child restraint systems in the
vehicle. Further information can be found under
"Special seat belt retractor" (
Y page 62).
Rear seat belt buckle extenders
The seat belt extender is an integral part of the
PRE-SAFE
®
convenience function. It is used on
the outer rear seats.
Always ensure that it is possible to move the belt
buckle freely. Always stow objects in the vehicle
correctly.
To assist you in finding the seat belt buckle and
fastening the seat belt:
R
the belt buckle moves forwards to a conven-
ient position
R
the belt buckle is illuminated
After the seat belt is fastened, the belt buckle
returns to its normal position. The seat belt then
lies tight across the lap and thorax areas.
Incorporation into the PRE-SAFE
®
system:
the belt buckle is lowered quickly in certain haz-
ardous situations. This pre-tensions the seat
belt.
Incorporation into the automatic measures
after the accident: in this situation, the belt
Occupant safety
49
Safety
Z