X
Hold onto ball coupling ?.
X
Pull handwheel = outwards. Turn red mark-
ing B to green area A until handwheel =
engages.
Follow the pictogram on handwheel =.
X
Pull out ball coupling ? downwards.
X
Clean the ball coupling if it is dirty
(Y page 343).
X
Stow the ball coupling with the key inserted in
the stowage space on the right-hand side of
the rear compartment (Y page 346).
Coupling up a trailer
!
The eyelet on the ball coupling is intended
solely for the attachment of a trailer break-
away cable. Do not attach towing cables, tow-
ing bars or similar items to the eyelet. The
eyelet is not designed for such loads and may
become detached.
Trailer tow hitch with detachable ball coupling
Trailer tow hitch with fixed ball coupling
:
Eyelet for breakaway cable
X
On vehicles with an automatic transmission,
ensure that the transmission is in position P.
X
Apply the vehicle's parking brake.
X
Close all the doors.
X
Position the trailer horizontally behind your
vehicle.
i
The height of the ball coupling changes with
the load of the vehicle. If this is case, use a
trailer with a height-adjustable trailer draw-
bar.
X
Couple the trailer.
X
Establish all electrical and other connections
to the trailer. When doing so, hook the break-
away cable of the trailer into eyelet : on the
ball coupling.
X
Make sure that the trailer lights are function-
ing correctly.
X
Activate the turn signals on both sides of the
vehicle and check that the corresponding turn
signals flash on the trailer.
A trailer can only be detected if the electrical
connection is established correctly and the
lighting system is in working order. The func-
tioning of other systems, e.g. ESP
®
,
Towing a trailer
217
Driving and parking
Z