Fold the ball coupling back in if you are not using
the trailer tow hitch. To fold the ball coupling in,
you have two options:
R
use the switch in the driver's door (all vehicles
except PLUG-IN HYBRID vehicles)
R
use the switch in the tailgate
Only release the ball coupling when its range of
movement is unobstructed.
Folding in using the switch in the driver's
door (all vehicles except plug-in hybrid vehi-
cles):
X
Make sure that the vehicle is stationary and
the trailer cables are disconnected.
X
Place the protective covering on the ball cou-
pling.
X
Shift the transmission to position P.
X
Switch the ignition on.
X
Pull switch
:
briefly.
After a short time the ball coupling swings in
under the rear bumper. It can take up to seven
seconds before the ball coupling visibly
swings in.
Until the ball coupling securely engages and
locks under the bumper:
R
indicator lamp
;
flashes
R
the multifunction display shows the display
message
Trailer coupling extend‐
Trailer coupling extend‐
ing...
ing...
.
The ball coupling swivels back into the out-of-
use position when:
R
you drive off before the
Trailer
Trailer coupling
coupling
extending...
extending...
display message has disap-
peared from the multifunction display
R
the ball coupling encounters an obstacle in
the swinging range
Folding in using the switch in the tailgate:
X
Make sure that the vehicle is stationary and
the trailer cables are disconnected.
X
Place the protective covering on the ball cou-
pling.
X
Open the tailgate.
X
Pull switch
:
briefly.
After a short time the ball coupling swings in
under the rear bumper. It can take up to seven
seconds before the ball coupling visibly
swings in.
Until the ball coupling securely engages and
locks under the bumper:
R
indicator lamp
;
flashes
R
the multifunction display shows the display
message
Trailer coupling extend‐
Trailer coupling extend‐
ing...
ing...
.
The ball coupling swivels back into the out-of-
use position when:
R
you drive off before the
Trailer
Trailer coupling
coupling
extending...
extending...
display message has disap-
peared from the multifunction display
R
the ball coupling encounters an obstacle in
the swinging range
Further information:
R
Display messages when towing a trailer
(
Y
page 332)
R
Problems when swivelling the ball coupling
(
Y
page 279)
Trailer power supply
!
You can connect accessories with a power
rating of up to 180 W to the permanent power
supply and with a power rating of up to 180 W
to the power supply that is switched on via the
ignition lock.
Towing a trailer
277
Dri
vin
g
and
parking
Z