X
Pull out release wheel
=
.
X
Turn release wheel
=
anti-clockwise as far
as it will go.
The ball coupling disengages and folds out
behind the rear bumper. Indicator
lamp
?
flashes.
X
Pull the ball coupling in the direction of the
arrow until it engages in a vertical position.
Indicator lamp
?
goes out. The power
socket folds down automatically.
The multifunction display shows the
Check trailer hitch lock
display mes-
sage until the ball coupling is engaged.
X
Remove the protective covering from the
ball coupling and store it in a safe place.
X
Make sure that the ball of the ball coupling
is clean and that it is either greased or dry
(grease free), depending on the instruc-
tions for the trailer.
Coupling up a trailer
G
WARNING
Do not disconnect a trailer with an engaged
overrun brake. Otherwise, your hand could
become trapped between the bumper and
trailer drawbar.
X
Make sure that the transmission is in posi-
tion P.
X
Engage the electric parking brake.
X
Position the trailer level behind the vehicle.
X
Couple up the trailer.
X
Establish the electrical connection
between the vehicle and the trailer.
X
Check that the trailer lighting system is
working.
Decoupling a trailer
G
WARNING
As soon as you raise the trailer drawbar, the
unladen vehicle rises slightly. The vehicle then
lowers to driving level.
Make sure that nobody is in the vicinity of the
wheel arch or the underbody. You could oth-
erwise trap yourself or others.
G
WARNING
The vehicle is lowered as soon as you discon-
nect the trailer cable. Make sure that nobody
is in the vicinity of the wheel arch or the
underbody. You could otherwise trap yourself
or others.
As soon as you decouple the trailer, the unla-
den vehicle rises slightly. Make sure that you
or others are not injured in the process.
!
Do not disconnect a trailer with an
engaged overrun brake. Otherwise, your
vehicle could be damaged by the rebound-
ing of the overrun brake.
X
Make sure that the transmission is in posi-
tion P.
X
Engage the electric parking brake.
184
Towing a trailer
Dr
ivi
ng
an
d
parki
ng
Содержание B-Class 2011
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