Mercedes-Benz 2013 GL Class - Manual (Page 389)

X Start the engine.
X Before disconnecting the jumper cables, let the engine run for several minutes.
X First, remove the jumper cables from ground point A and negative terminal ?, then from
positive terminal ; and positive terminal =, each time beginning at the contacts on your
own vehicle first.
X Close cover : of positive terminal ; after removing the jumper cables.
X Have the battery checked at a qualified specialist workshop.
i Jump-starting is not considered to be a normal operating condition.
i Jumper cables and further information regarding jump starting can be obtained at any
qualified specialist workshop.
Towing and tow-starting
Important safety notes
G
WARNING
Functions relevant to safety are restricted or
no longer available if:
R
the engine is not running.
R the brake system or the power steering is
malfunctioning.
R
there is a malfunction in the voltage supply
or the vehicle's electrical system.
If your vehicle is being towed, much more
force may be necessary to steer or brake.
There is a risk of an accident.
In such cases, use a tow bar. Before towing,
make sure that the steering moves freely.
G
WARNING
If the weight of the vehicle to be towed or tow-
started is greater than the permissible gross
weight of your vehicle:
R the towing eye could detach itself
R
the vehicle/trailer combination could
rollover.
There is a risk of an accident.
When towing or tow-starting another vehicle,
its weight should not be greater than the
permissible gross weight of your vehicle.
G
WARNING
The vehicle is braked when the HOLD function
or DISTRONIC PLUS is activated. Therefore,
deactivate HOLD and DISTRONIC PLUS if the
vehicle is to be towed.
! Make sure that the electric parking brake
is released. If the electric parking brake is
faulty, visit a qualified specialist workshop.
! Only secure the tow rope or tow bar at the
towing eyes. Otherwise, the vehicle could
be damaged.
! Observe the following points when towing
with a tow rope:
R
secure the tow rope on the same side on
both vehicles.
R
the tow rope must not be longer than is
legally permitted. It should be marked in
the middle, e.g. with a white cloth
(30 x 30 cm) so that other road users are
aware that a vehicle is being towed.
R
the tow rope may only be attached to the
towing eyes.
R
observe the brake lamps of the towing
vehicle while driving. Always maintain a
distance so that the tow rope does not
sag.
R
do not use steel cables or chains to tow
your vehicle. The vehicle could be
damaged.
Towing and tow-starting
387
Breakdown assistance
Z