Mercedes-Benz 2013 GL X166 Operator's Manual page 227

"Coupling up a trailer" function
! The following distance specifications
refer to trailer tow hitches with ball
coupling that have been approved for this
vehicle by Mercedes-Benz. Distances may
differ if you use other ball couplings. In this
case, take into account that actual
distances will not match the following
distance specifications. Otherwise you
could damage the trailer and vehicle.
Center of the vehicle on the yellow guide
:
line approximately 3 ft (1 m) from the rear
of the vehicle
Trailer drawbar
;
Ball coupling
=
This function is only available on vehicles with
a trailer tow hitch.
X
Set the height of trailer drawbar ; so that
it is slightly higher than ball coupling =.
X
Position the vehicle centrally in front of
trailer drawbar ;.
Ball coupling
:
Red guide line at a distance of
;
approximately 10 in (0.25 m) from the ball
coupling
Trailer drawbar marker assistant
=
Trailer drawbar
?
Symbol for the "Coupling up a trailer"
A
function
X
Use the COMAND controller to select
symbol A, see the separate operating
instructions for COMAND.
The "Coupling up a trailer" function is
selected. The distance specifications now
only apply to objects that are at the same
level as the ball coupling.
X
Reverse carefully, making sure that trailer
drawbar marker assistant = points
approximately in the direction of trailer
drawbar ?.
X
Reverse carefully until trailer drawbar ?
reaches red guide line ;.
X
Couple up the trailer (
360° camera (surround view)
Important safety notes
G
WARNING
Make sure that no persons or animals are in
the maneuvering range. Otherwise, they
could be injured.
The 360°camera is only an aid and may show
a distorted view of obstacles, show them
Driving systems
Y page 255).
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