2013 MERCEDES-BENZ GL-Class TOW

Display messages Possible causes/consequences and
0001 Solutions
The red
0008(USA only)/ 000D(Canada only) indicato rlamp
flashes and the yellow 000Dwarning lamp lights up.
The electric parking brake is malfunctioning.
To release:
X Switch off the ignition and turn it back on.
X Release the electric parking brake manually.
To apply:
X Switch off the ignition and turn it back on.
X Apply the electric parking brake manually.
If the red 0008(USA only)/000D (Canada only) indicator lamp
continues to flash:
X Do not drive on.
X Secure the vehicle against rolling away ( Ypage 424).
X Shift the transmission to P.
X Turn the fron twheels towards the curb.
X Consult a qualified specialist workshop. The yellow
000Dwarning lamp lights up. The red 0008(USA
only)/000D (Canada only) indicator lamp flashes for about ten
seconds after the electric parking brake has been applied or
released. It then goes out or remains lit.
The electric parking brake is malfunctioning.
X Switch off the ignition and turn it back on.
X Apply the electric parking brake.
If it is not possible to engage the electric parking brake:
X Shift the transmission to P.
X Visit a qualified specialist workshop.
If it is not possible to release the electric parking brake:
X Release the electric parking brake automatically (Y page 184).
If the electric parking brake still cannot be released:
X Consult a qualified specialist workshop. Display messages
291On-board computer and displays Z

Display messages Possible causes/consequences and
0001 Solutions
0004
Active Headlamps
Inoperative The active ligh
tfunction is defective.
X Visi taqualified specialist workshop. 0004
Malfunction See
Operator's Manual The exterior lighting is defective.
X
Visit a qualified specialist workshop. Vehicles with trailer tow hitch: a fuse may have blown.
X
Check the fuses (Y page 396).
X If necessary, replace the blown fuse. Observe the warning notes.
If the display message continues to be displayed:
X Visit a qualified specialist workshop. 0004
Auto
Lamp Function
Inoperative The light senso
ris defective.
X Visit a qualified specialist workshop. 0004
Switch Off Lights The lights are still switched on when you leave the vehicle. A
warning tone also sounds.
X
Turn the light switch to 0006.Adaptive Highbeam
Assist Inoperative Adaptive Highbeam Assist is faulty.
X
Visit a qualified specialist workshop. Adaptive Highbeam
Assist Currently
Unavailable See
Operator's Manual Adaptive Highbeam Assist is deactivated and temporarily
inoperative. Possible causes are:
R
the windshield in the camera's field of vision is dirty.
R visibility is impaired due to heavy rain, snow or fog.
X Cleant he windshield.
If the system detects that the camera is fully operational again,
the Adaptive Highbeam Assist Now Available message is
displayed.
Adaptive Highbeam Assist is operational again. 302
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
0001 Solutions
0002
Check
Additive See
Operator's Manual The DEF tank is almost empty.
X
Have the DE Ftank filled as soon as possible at aqualified
specialist workshop (Y page 181).0002
Remaining Starts:
16 The DE
Flevel has fallen to a minimum. You can start the engine a
further 16 times.
X Have the DEFt ank filled immediately at a qualified specialist
workshop (Y page 181).
i You can start the engine a further 16 times. If DE Fis not added,
it will then not be possible to restart the engine. Refill the DEF
tank with approximately 1 gal (3.8 l) DEF (Y page 181).Driving systems
Display messages Possible causes/consequences and
0001 Solutions
0003
Attention Assist:
Take a Break! Based on certain criteria, ATTENTION ASSIST has detected fatigue
or
alack of concentration on th epart of th edriver. A warning tone
also sounds.
X If necessary, take a break.
During long journeys, take regular breaks in good time so you get
enough rest. 0003
Attention Assist
Inoperative ATTENTION ASSIST is inoperative.
X
Visi taqualified specialist workshop. 0002
Drive More Slowly You cannot change the vehicle level. Possible causes are:
R
you are driving too fast for the selected vehicle level.
R you are towing a trailer.
R the trailer-coupling socket is being used, e.g. for a bicycle rack.
X Drive more slowly and then select the desired vehicle level
again.
R
Vehicles with the ON&OFFROA Dpackage (Y page 207)
R Vehicles with the AIRMATIC package (Y page 213)
X Observe the notes on towing a trailer (Y page 257).306
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
0001 Solutions
Lane Keeping
Assist Currently
Unavailable See
Operator's Manual
or
Active Lane Keeping Assist
Currently
Unavailable See
Operator's Manual Lane Keeping Assis
torActive Lane Keeping Assist is deactivated
and temporarily inoperative .Possible causes are:
R the windshield in the camera's field of vision is dirty.
R visibility is impaired due to heavy rain, snow or fog.
R there are no lane markings for a longer period.
R the lane markings are worn, dark or covered, e.g. by dirt or snow.
When the causes stated above no longer apply, the display
message disappears.
Lane Keeping Assist or Active Lane Keeping Assist is operational
again.
If the display message does not disappear:
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 183).
X Clean the windshield. Lane Keeping
Assist
Inoperative or
Active Lane Keeping Assist
Inoperative Lane Keeping Assist or Active Lane Keeping Assist is defective.
X
Visit a qualified specialist workshop. Blind Spot Assist
Currently
Unavailable See
Operator's Manual
or
Active Blind Spot Assist
Currently
Unavailable See
Operator's Manual Blind Spot Assist or Active Blind Spot Assist is temporarily
inoperative.
You have established the electrical connection between the trailer
and your vehicle.
X
Press 000Bon the steering wheel to confirm the display
message.
Blind Spot Assist or Active Blind Spot Assist is deactivated while
towing a trailer. 310
Display messagesOn-board computer and displays

Safety
Seat belts Problem Possible causes/consequences and
0001 Solutions
0014
After starting the
engine, the red seat
belt warning lamp lights
up for
6seconds. The seat belt warning lamp reminds the driver and fron
tpassenger
to fasten their seat belts.
X Faste nyour seat belt (Y page 56). 0014
After starting the
engine, the red seat
belt warning lamp lights
up. In addition, a
warning tone sounds
for up to six seconds.
The driver's seat belt is not fastened.
X
Fasten your seat belt (Y page 56).
The warning tone ceases. 0014
The red seat belt
warning lamp lights up
after the engine starts,
as soon as the driver's
or the front-passenger
door is closed.
The driver or front passenger has not fastened their seat belt.
X
Fasten your seat belt (Y page 56).
The warning lamp goes out. There are objects on the front-passenger seat.
X
Remove the objects from the front-passenger seat and stow
them in a secure place.
The warning lamp goes out. 0014
The red seat belt
warning lamp flashes
and an intermittent
audible warning
sounds.
The driver or front passenger has not fastened their seat belt. You
are driving faster than 15 mph (25 km/h) or have briefly driven
faster than 15 mph (25 km/h).
X
Fasten your seat belt (Y page 56).
The warning lamp goes out and the intermittentw arning tone
ceases. There are objects on the front-passenger seat
.You are driving
faster than 15 mph (25 km/h) or have briefly driven faster than
15 mph (25 km/h).
X Remove the objects from the front-passenger seat and stow
them in a secure place.
The warning lamp goes out and the intermittentw arning tone
ceases. Warning and indicator lamps in the instrument cluster
321On-board computer and displays Z

Useful information
............................336
Stowage areas .................................. 336
Features ............................................. 344 335Stowage and features

Useful information
i This Operator's Manual describes all
models and all standard and optional
equipment of your vehicle available at the
time of publication of the Operator's
Manual. Country-specific differences are
possible. Please note that your vehicle may
not be equipped with all features
described. This also applies to safety-
related systems and functions.
i Read the information on qualified
specialist workshops: (Y page 28).Stowage areas
Loading guidelines
G
WARNING
If objects, luggage or loads are not secured or
not secured sufficiently, they could slip, tip
over or be flung around and thereby hit vehicle
occupants. There is a risk of injury,
particularly in the even tofsudden braking or
a sudde nchange in direction.
Always store objects so that they cannot be
flung around. Secure objects, luggage or
loads against slipping or tipping before the
journey. G
WARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. If the tailgate
is open when the engine is running,
particularly if the vehicle is moving, exhaust
fumes could enter the passenger
compartment. There is a risk of poisoning.
Turn off the engine before opening the
tailgate. Never drive with the tailgate open.
The gross vehicle weight (GVW) is the vehicle
weight including fuel, vehicle tool kit, spare
wheel, installed accessories, vehicle
occupants and luggage/cargo.
The gross load limit and the gross vehicle
weight rating (GVWR) for your vehicle must never be exceeded. The gross load limit and
the GVWR are specified on the vehicle
identification plate on the B-pillar of the
driver's door (Y
page 412).
The load must also be distributed so that the
weight on each axle never exceeds the gross
axle weight rating (GAWR) for the front and
rear axles. The specifications for GVWR and
GAWR are on the vehicle identification plate
on the B-pillar of the driver's door
(Y page 412).
Observe the notes on the loading the vehicle
(Y page 412).
The handling characteristics of a laden
vehicle are dependent on the distribution of
the load within the vehicle. For this reason,
you should observe the following notes when
transporting a load:
R Never exceed the maximum permissible
gross vehicle weight or the gross axle
weight rating of the vehicle (including
occupants).
R The cargo compartment is the preferred
place to carry objects.
R Position heavy loads as far forwards as
possible and as low down in the cargo
compartmenta s possible.
R The load must not protrude above the
upper edge of the seat backrests.
R Always place the load against the rear or
front seat backrests. Make sure that the
seat backrests are securely locked into
place.
R Always place the load behind unoccupied
seats if possible.
R Use the cargo tie down rings and the parcel
nets to transport loads and luggage.
R Use cargo tie-down rings and fastening
materials appropriate for the weight and
size of the load.
R Hook in the cargo net when loading.
R Secure the load with sufficiently strong and
wear-resistant tie-downs. pad sharp edges
for protection. 336
Stowage areasStowage and features

Stowage space
Important safety notes G
WARNING
If objects in the passenger compartment are
stowed incorrectly, they can slide or be
thrown around and hit vehicle occupants.
There is a risk of injury, particularly in the
event of sudden braking or a sudden change
in direction.
R Always stow objects so that they cannot be
thrown around in such situations.
R Always make sure that objects do not
protrude from stowage spaces, parcel nets
or stowage nets.
R Close the lockable stowage spaces while
driving.
R Stow and secure objects that are heavy,
hard, pointy, sharp-edged, fragile or too
large in the cargo compartment.
Observe the loading guidelines (Y page 336).
Glove box X
To open: pull handle 0002and open glove box
flap 0003.
X To close: fold glove box flap 0003upwards
until it engages.
i The glove box can be cooled and
ventilated (Y page 159). 0004
Glove box unlocked
0005 Glove box locked
The glove box can be locked and unlocked
using the mechanical key. Partition
0002for stowing flat objects is located
in the upper section of the glove box. It can
be removed to increase the stowage space in
the glove box.
X To remove: pull partition 0002forwards and
out
X To install: insert partition 0002and push it
back until it engages. Stowage areas
337Stowage and features Z