open hood MERCEDES-BENZ GL-Class 2013 X166 Owner's Manual

Fording
Off-road ......................................... 189
On flooded road s........................... 189
Fuel
Additives ........................................ 441
Consumption statistics ..................271
Displaying the current
consumption .................................. 271
Displaying the range ......................271
Driving tips .................................... 186
Fuel gauge ............................... 33, 267
Grade (gasoline) ............................ 440
Important safety notes ..................440
Low outside temperatures .............442
Premium-grade unleaded gasoline .440
Problem (malfunction) ...................180
Quality (diesel )............................... 441
Refueling ........................................ 177
Tank content/reserve fuel .............440
Fuel filler flap
Opening/closing ............................ 178
Fuel filte r(display message) ............305
Fuel level Calling up the range (on-board
computer) ...................................... 271
Fuel tank
Capacity ........................................ 440
Problem (malfunction) ...................180
Fuses
Allocation chart ............................. 396
Before changing ............................. 396
Dashboard fuse box .......................396
Fuse box in the engine
compartment ................................. 397
Fuse box unde rrear bench seat ....397
Important safety notes ..................396 G
Garage door opener Clearing the memory .....................362
Important safety notes ..................360
Opening/closing the garage door ..362
Programming (button in the rear-
view mirror) ................................... 360
Gear indicator (on-board computer) 282
Genuine parts ...................................... 23
Glove box ........................................... 337GTW (Gross Trailer Weight)
(definition)
......................................... 421 H
Handbrake inspection see Parking brake
Hazard warning lamps ......................128
Headlamps Adding fluid to cleaning system .....370
Cleaning system (function) ............129
Cleaning system (notes) ................446
Fogging up ..................................... 131
see Automatic headlamp mode
Head restraints
Adjusting ....................................... 104
Adjusting (electrically). ..................105
Adjusting (manually). .....................105
Adjusting (rear) .............................. 106
Installing/removing (rear) ..............106
Luxury ............................................ 105
Heating
see Climate control
High-beam headlamps
Changing bulbs .............................. 135
Display message ............................ 300
Switching Adaptive Highbeam
Assist on/off ................................. 130
Switching on/off ........................... 128
Hill start assist .................................. 166
HOLD function Deactivating ................................... 212
Display message ............................ 309
Function/notes ............................. 211
Hood
Closing .......................................... .367
Display message ............................ 317
Important safety notes ..................366
Opening ......................................... 366
Hydroplaning ..................................... 189 I
Ignition lock see Key positions
Immobilizer .......................................... 75
Indicator lamps see Warning and indicator lamps Index
11

Dashboard
Function Page
0002
Steering wheel paddle
shifters
173
0003
Combination switch 127
0021
Instrument cluster 33
0020
Horn
001E
DIRECT SELECT lever 169
001F
PARKTRONIC warning
display
217
0013
Overhead control panel 39
0014
Climate control systems 142
0015
Ignition lock 163
Start/Stop button
163 Function Page
0016
Adjusting the steering
wheel manually 115
0017
Adjusting the steering
wheel electrically 115
Steering wheel heating 116
0018
Cruise control lever 196
0019
Opening the hood 366
001A
Diagnostics connection 27
001B
Electric parking brake 184
001C
Light switch 124
001D
Night View Assis
tPlus 23532
DashboardAt a glance

ATA (anti-theft alarm system)
X
To arm: lockthe vehicle with the SmartKey
or KEYLESS-GO.
Indicator lamp 0002flashes. The alarm
system is armed after approximately
15 seconds.
X To switch off using the SmartKey:
unlock the vehicle with the SmartKey.
or
X Insert the SmartKey into the ignition lock.
X To switch off using KEYLESS-GO: unlock
the vehicle with KEYLESS-GO.
or
X Press the Start/Stop button on the
dashboard. The SmartKey must be inside
the vehicle.
Av isual and audible alarm is triggered if the
alarm system is armed and you open:
R a door
R the vehicle with the mechanical key
R the tailgate
R the hood
X To turn the alarm off with the
SmartKey: press the000Dor000C button
on the SmartKey.
The alarm is switched off.
or
X Insert the SmartKey into the ignition lock.
The alarm is switched off. X
To stop the alar musing KEYLESS-GO:
grasp the outside door handle. The
SmartKey must be outside the vehicle.
The alarm is switched off.
or
X Press the Start/Stop button on the
dashboard. The SmartKey must be inside
the vehicle.
The alarm is switched off.
The alarm is not switched off, even if you
close the open door that has triggered it, for
example.
i If the alarm stays on for more than
30 seconds, the mbrace (USA only) or TELE
AID (Canada only) emergency call system
initiates a call to the Customer Assistance
Center automatically. The emergency call
system initiates the call provided that:
R you have subscribed to the mbrace/
TELEAID Service.
R the mbrace/TELEAID Service has been
activated properly.
R the required mobile phone, power supply
and GPS are available. 76
Theft deterrent locking systemSafety

High-beam headlamps (halogen
headlamps)
G
WARNING
These bulbs are pressurized.
They can explode when being changed if:
R they are still hot
R they hit an object when being removed
R they are dropped
There is a risk of injury.
You should wea reye protection and clean
gloves when you are changin gabulb. If
necessary, have bulbs changed at a qualified
specialist workshop. X
Switch off the lights.
X Open the hood.
X Turn housing cover 0002counter-clockwise
and pull it out.
X Pull lever 0021upwards and remove bulb
holder 0003.
X Take the bulb out of bulb holder 0003.
X Inser tthe new bulb into bulb holder 0003.
X Simultaneously press bulb holder 0003and
pull lever 0021downwards.
X Align housing cover 0002and turn it
clockwise until it engages. Changing the rear bulbs
Opening and closing the service flap Left-hand service flap
Right-hand service flap
You must open the service flap in the cargo
compartment before you can change the
bulbs in the brake lamp.
X
To open: release service flap 0002at the top,
e.g. with a screwdriver, and swing it
downward in the direction of the arrow.
X Right side: remove the first-aid kit
beforehand and pull the parcel net down.
X To close: reinsert service flap 0002. Replacing bulbs
135Lights and windshield wipers Z

Switching the rear window wiper on/
off
Combination switch
0002
0001 Rear window wiper switch
0005 0007 To wipe with washer fluid
0006 ITo switch on intermittent wiping
000B 0To switch off intermittent wiping
000C 000E To wipe with washer fluid
X Turn the SmartKey to position 1or 2in the
ignition lock (Y page 163).
X Turn switch 0002on the combination switch
to the corresponding position.
When the rear window wiper is switched on,
the icon appears in the instrumen tcluster. Replacing the wiper blades
Important safety notes G
WARNING
If the windshield wipers begin to move while
you are changing the wiper blades, you could
be trapped by the wiper arm. There is a risk
of injury.
Always switch off the windshield wipers and
ignition before changing the wiper blades.
! Neve ropen the hood/tailgate if a wiper
arm has been folded away from the
windshield/rear window.
Never fold a windshield wiper arm without
a wiper blade back onto the windshield/
rear window. Hold the windshield wiper arm firmly when
you change the wiper blade. If you release
the wiper arm without a wiper blade and it
falls onto the windshield/rear window, the
windshield/rear window may be damaged
by the force of the impact.
Mercedes-Benz recommends that you have
the wiper blades changed at
aqualified
specialist workshop.
! To avoid damaging the wiper blades,
make sure that you touch only the wiper
arm of the wiper.
Changing the windshield wiper blades Removing the wiper blades
X
Remove the SmartKey from the ignition
lock.
X Fold the wiper arm away from the
windshield. X
Firmly press release knob 0002and pull wiper
blade 0003upwards from the wiper arm in the
direction of the arrow. Windshiel
dwipers
137Lights and windshield wipers Z

It is possible to make use of the residual heat
of the engine to continue heating the
stationary vehicle for up to 30 minutes after
the engine has been switched off. The heating
time depends on the temperature that has
been set.
X
To activate: press the0003/0005 button.
The indicator lamp in the 0003/0005
button lights up.
i The blower will run at a low speed
regardless of the airflow setting.
i If you activate the residual heat function
at high temperatures, only the ventilation
will be activated. The blower runs at
mediums peed.
X To deactivate: press the0003/0005
button.
The indicator lamp in the 0003/0005
button goes out.
Residual heat is deactivated automatically:
R after approximately 30 minutes
R when the ignition is switched on
R if the battery voltage drops
R when the auxiliary heating is activated Setting the air vents
Important safety notes
G
WARNING
Very hot or very cold air can flow from the air
vents. This could result in burns or frostbite in the immediate vicinity of the air vents. There
is a risk of injury.
Make sure that all vehicle occupants always
maintain a sufficient distance to the air
outlets. If necessary, redirec
tthe airflow to
another area of the vehicle interior.
In order to ensure the direct flow of fresh air
through the air vents into the vehicle interior,
please observe the following notes:
R keep the air inlet grille on the hood and in
the engine compartment on the front-
passenger side free of blockages, such as
ice, snow or leaves.
R never cover the air vents or air intake grilles
in the vehicle interior.
i For virtually draft-free ventilation, adjust
the sliders of the air vents to the center
position. Setting the center air vents
0002
Center air vent, left
0003 Center air vent, right
0021 Center vent thumbwheel, right
0020 Center vent thumbwheel, left
X To open/close: turn thumbwheels 0021
and 0020to the right or left. 158
Setting the air ventsClimate control

Displays and operation
Instrument cluster
Instrument cluster: miles
0002
Speedometer with segments (Y page 268)
0003 Fuel gauge
0021 Tachometer (Y page 268)
0020 Coolant temperature ( Ypage 267)
001E Multifunction display (Y page 269)
001F Instrumen tcluster lighting (Y page 267) Instrument cluster lighting
The lighting in the instrumen tcluster, in the
displays and the controls in the vehicle
interior can be adjusted using the brightness
control knob.
The brightness control knob is located on the
bottom left of the instrument cluster
(Y page 33).
X Turn the brightness control knob clockwise
or counter-clockwise.
If the light switch is set to 0006,0016or
000D, the brightness is dependent upon
the brightness of the ambien tlight.
i The light sensor in the instrumen tcluster
automatically controls the brightness of
the multifunction display. In daylight, the displays in the instrument
cluster are not illuminated. Coolant temperature display
G
WARNING
Driving when your engine is overheated can
cause some fluids which may have leaked into
the engine compartment to catch fire. You
could be seriously burned.
Steam from an overheated engine can cause
serious burns which can occur just by opening
the engine hood. Stay away fro mthe engine
if you see or hear steam coming from it.
Stop the vehicle in a safe location away from
other traffic. Turn off the engine, get out of the Displays and operation
267On-board computer and displays
Z

Engine
Display messages Possible causes/consequences and
0001 Solutions
000F
Check Coolant
Level See
Operator's Manual The coolant level is too low.
!
Avoid making long journeys with too little coolant in the engine
cooling system. The engine will otherwise be damaged.
X Add coolant, observing the warning notes before doing so
(Y page 369).
X If coolant needs to be added more often than usual, have the
engine coolant system checked at a qualified specialist
workshop. 000E The fan motor is faulty.
X
At coolant temperatures below 248 ‡ (120 †) drive to the
neares tqualified specialist workshop.
X Avoid subjecting the engin eto heavy loads, e.g. driving in
mountainous terrain, and stop-and-go traffic. 000E
Coolant Too Hot
Stop Vehicle Turn
Engine Off The coolant is too hot.
Aw
arning tone also sounds.
G WARNING
Do no tdrive when youre ngine is overheated. Thi scan cause some
fluids which may have leaked into the engine compartmen tto
catch fire.
Stea mfrom the overheated engine can also cause serious burns
which can occur just by opening the hood.
There is a risk of injury.
X Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 183).
X Waitu ntil the engine has cooled down.
X Make sure tha tthe air supply to the engine radiator is not
blocked, e.g. by snow, slush or ice.
X Do not start the engine again until the display message goes out
and the coolant temperature is below 248 ‡ (120 †).
Otherwise, the engine could be damaged.
X Pay attention to the coolant temperature display.
X If the temperature increases again, visit a qualified specialist
workshop immediately.
Under normal operating conditions and with the specified coolant
level, the coolant temperature may rise to 248 ‡ (120 †). Display messages
303On-board computer and displays Z

Display messages Possible causes/consequences and
0001 Solutions
Transmission Not
in P Risk of
Vehicle Rolling
Away The driver's doo
ris open and the transmission is in position R,N
or D.
Aw arning tone also sounds.
X Shift the transmission to position P.
X Secure the vehicle against rolling away ( Ypage 183). Service Required
Do Not Shift Gears
Visit Dealer You canno
tchange the transmission position due to a malfunction.
Aw arning tone also sounds.
If transmission position Dis selected:
X Drive to a qualified specialist workshop without shifting the
transmission from position D.
If transmission position R,Nor Pis selected:
X Notify a qualified specialist workshop or breakdown service. Only Shift to 'P'
when Vehicle is
Stationary The vehicle is moving.
X
Pull ove rand stop the vehicle safely as soo nas possible, paying
attention to road and traffic conditions.
X Shift the transmission to position P.0006 The tailgate is open.
G WARNING
When the engine is running, exhaust gases can enter the vehicle
interior if the tailgate is open.
There is a risk of poisoning.
X Close the tailgate. 0007 The hood is open.
G WARNING
The open hood may block your view when the vehicle is in motion.
There is a risk of an accident.
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 Close the hood. 0003 At least one door is open.
Aw
arning tone also sounds.
X Close all the doors. Display messages
317On-board computer and displays Z

Problem Possible causes/consequences and
0001 Solutions
000E
The red coolant
warning lamp comes on
while the engine is
running. The coolant level is too low.
!
Avoid making long journeys with too little coolant in the engine
cooling system. The engine will otherwise be damaged.
If the coolant level is correct, the airflow to the engine radiator
may be blocked or the electric engine radiator fan may be
malfunctioning.
The coolant is too hot and the engine is no longer being cooled
sufficiently.
X Observe the additional display messages in the multifunction
display.
X Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 183).
X Leave the vehicle and keep a safe distance from the vehicle until
the engine has cooled down.
X Check the coolant level and add coolant, observing the warning
notes (Y page 369).
X If you need to add coolant more often than usual, have the
engine coolant system checked.
X Make sure that the air supply to the engine radiator is not
blocked, e.g. by snow, slush or ice.
X Do not start the engine again until the coolant temperature is
under 248 ‡(120 †). Otherwise, the engine could be damaged.
X Drive to the nearest qualified specialist workshop.
X Avoid subjecting the engine to heavy loads, e.g. driving in
mountainous terrain, and stop-and-go traffic. 000E
The red coolant
warning lamp comes on
while the engine is
running. A warning tone
also sounds.
The coolant temperature has exceeded 248 ‡ (120 †). The
airflow to the engine radiator may be blocked or the coolant level
may be too low.
G WARNING
The engine is not being cooled sufficiently and may be damaged.
Do not drive whe nyour engine is overheated. This can cause some
fluids which may have leaked into the engine compartment to
catch fire.
Steam from the overheated engine can also cause serious burns
which can occur just by opening the hood.
There is a risk of injury. Warning and indicator lamps in the instrument cluster
331On-board computer and displays Z