key battery MERCEDES-BENZ GLA SUV 2017 Owners Manual

Automatic transmission emer-
gency running mode
.........................163
Auxiliary heating
Activating/deactivating ................. 138
Activating/deactivating (on the
centre console ).............................. 138
Remote control .............................. 138
Setting ........................................... 230
Auxiliary heating/ventilation
Display message ............................ 262
Important safety notes .................. 137
Problem (display message) ............ 141
Setting the departure time ............. 139
Auxiliary ventilation
Activating/deactivating ................. 138
Activating/deactivating (on the
centre console ).............................. 138
Remote control .............................. 138
Axle load, permissible (trailer tow-
ing) ...................................................... 359 B
Back button ....................................... 278
Bag hook ............................................ 293
Ball coupling
Folding in ....................................... 215
Folding in/out ................................ 214
Folding out ..................................... 214
BAS (Brake Assist System) ................. 69
Basic settings
see Settings
Battery (key)
Checking .......................................... 82
Important safety notes .................... 82
Replacing ......................................... 82
Battery (vehicle)
Charging ........................................ 324
Display message ............................ 250
Important safety notes .................. 322
Jump starting ................................. 325
Belt
see Seat belts
Belt tensioner
Activation ......................................... 53
Belt warning ......................................... 46 Blind Spot Assist
Activating/deactivating (on-
board computer) ............................ 227
Display message ............................ 253
Notes/function .............................. 209
Trailer towing ................................. 210
Blower
see Climate control
Bluetooth ®
Searching for a mobile phone ........ 281
Searching for a mobile phone
(device manager) ........................... 282
See also Digital Owner's Manua l... 277
Telephony ...................................... 280
Bonnet
Active bonnet (pedestrian protec-tion) ............................................... 302
Closing ........................................... 304
Display message ............................ 261
Important safety notes .................. 302
Opening ......................................... 303
Boot
Important safety notes .................... 94
Opening (automatically from out-
side) ................................................. 95
Opening (from outside the vehi-
cle, HANDS-FREE ACCESS) ........ 91, 95
Opening automatically from
inside ............................................... 96
Boot lid
see Tailgate
Boot load (maximum) ........................ 358
Brake
EBD .................................................. 75
Brake Assist
see BAS (Brake Assist System)
Brake assistance
see BAS (Brake Assist System)
Brake fluid
Display message ............................ 241
Notes ............................................. 356
Brake force distribution
see EBD (electronic brake force
distribution)
Brake lamp
Replacing bulb s............................. 123
Brake lamps
Adaptive ........................................... 71 6
Index

H
Handling control system see ESP ®
(Electronic Stability Program)
HANDS-FREE ACCESS ................... 91, 95
Hazard warning lamps
Display message ............................ 263
Switching on/off ........................... 118
Head restraints
Adjusting ....................................... 108
Adjusting (manually) ...................... 109
Adjusting (rear) .............................. 109
Fitting/removing (rear) .................. 109
Headlamp flasher .............................. 118
Headlamps
Misting up ...................................... 119
see Automatic headlamp mode
Heating
see Climate control
High-pressure cleaners .................... 309
Hill start assist .................................. 147
HOLD function
Activating ....................................... 187
Activation conditions .................... .186
Deactivating ................................... 187
Display message ............................ 252
Function/notes ............................ .186
Home address
See also Digital Owner's Manual ... 277
Horn ...................................................... 32 I
Ignition key see Key
Ignition lock
see Key positions
Immobiliser .......................................... 76
Indicator and warning lamp
Restraint system ............................ 272
Indicator and warning lamps
Coolant .......................................... 273
Engine diagnostics ......................... 272
SPORT handling mode ................... 270
Indicator lamps
Display message ............................ 246
see Warning and indicator lamps Indicators
see Turn signals
Instrument cluster
Overview .......................................... 34
Settings ......................................... 228
Warning and indicator lamps ........... 34
Instrument cluster lighting .............. 217
Interior lighting
Control .......................................... .120
Overview ........................................ 119
Reading lamp ................................. 119
Interior motion sensor
Deactivating ..................................... 78
Function .......................................... .77
Priming ............................................ 77
Switching off .................................... 77
iPod ®
See also Digital Owner's Manual ... 277
ISOFIX child seat securing system ....57 J
Jack Declaration of conformity ................27
Storage location ............................ 317
Using ............................................. 344
Jump starting (engine) ...................... 325 K
Key Changing the battery ....................... 82
Checking the battery ....................... 82
Convenience closing feature ............ 99
Convenience opening feature .......... 98
Display message ............................ 263
Door central locking/unlocking ....... 79
Emergency key element ................... 81
Important safety notes .................... 79
Loss ................................................. 84
Modifying the programming ............. 81
Positions (ignition lock) ................. 144
Problem (malfunction) ..................... 84
Starting the engine ........................ 146
Key positions
Start/Stop button .......................... 144
Key positions (ignition lock) ............ 144 Index
13

Summer tyres ................................ 336
Tyre size (data
).............................. 347
Tyre tread ...................................... 335
see Flat tyre U
Unlocking Emergency unlocking ....................... 88
From inside the vehicle (central
unlocking button) ............................. 87
Upshift indicator (on-board com-
puter, Mercedes-AMG vehicles) ....... 231
USB devices
Connecting to the Media Inter-
face ............................................... 287 V
Vanity mirror (in sun visor) .............. 298
Vehicle
Correct use ...................................... 30
Data acquisition ............................... 30
Display message ............................ 258
Electronics ..................................... 350
Equipment ....................................... 27
Implied warranty .............................. 30
Individual settings .......................... 228
Leaving parked up ......................... 169
Locking (in an emergency) ............... 88
Locking (key) ................................... 79
Lowering ........................................ 346
Pulling away ................................... 146
Raising ........................................... 344
Registration ..................................... 30
Securing from rolling away ............ 344
Transporting .................................. 330
Unlocking (in an emergency) ........... 88
Unlocking (key) ................................ 79
Vehicle data ................................... 358
Vehicle battery
see Battery (vehicle)
Vehicle data
Boot load (maximum) ..................... 358
Roof load (maximum) ..................... 358
Vehicle data (off-road driving)
Approach/departure angle ............ 359
Maximum gradient climbing abil-
ity .................................................. 359 Vehicle dimensions
........................... 358
Vehicle emergency locking ................ 88
Vehicle identification number
see VIN
Vehicle identification plate .............. 351
Vehicle tool kit .................................. 317
Ventilation
Setting the vents ........................... 141
Video
Operating the DVD ......................... 224
See also Digital Owner's Manua l... 277
VIN
Seat ............................................... 352
Type plate ...................................... 351 W
Warning and indicator lamps ABS ................................................ 267
Active Brake Assist ........................ 275
Brakes ........................................... 266
Distance warning signal ................. 275
ESP ®
.............................................. 269
ESP ®
OFF ....................................... 270
Fuel tank ........................................ 272
LIM (cruise control )........................ 176
LIM (Distance Pilot DISTRONIC ).... 181
LIM (variable limiter) ...................... 178
Overview .......................................... 34
Reserve fuel ................................... 272
Seat belt ........................................ 265
Tyre pressure monitor ................... 276
Warning triangle ................................ 316
Washer fluid
Display message ............................ 263
Weather display (COMAND Online)
See also Digital Owner's Manua l... 277
Wheel and tyre combinations
Tyres .............................................. 347
Wheel bolt tightening torque ........... 346
Wheel chock ...................................... 344
Wheels
Changing a whee l.......................... 342
Changing/replacing ....................... 342
Checking ........................................ 334
Cleaning ......................................... 310
Emergency spare wheel ................. 348
Fitting a new wheel ........................ 345 Index
23

Deactivating and activating
If you do not intend to use the vehicle for an
extended period of time, you can deactivate
KEYLESS-GO. The key will then use very little
power, thereby conserving battery power. For
the purposes of activation or deactivation, the
vehicle does not have to be nearby.
X To deactivate: press the&button on the
key twice in rapid succession.
The battery check lamp of the key flashes
twice briefly and lights up once, then KEY-
LESS-GO is deactivated (Y page 82).
X To activate: press any button on the key.
or X Insert the key into the ignition lock.
KEYLESS-GO and all its associated features
are available again. Changing the settings of the locking
system
You can change the settings of the locking sys-
tem. This means that only the driver's door and
the fuel filler flap are unlocked when the vehicle is unlocked. This is useful if you frequently travelalone.
X To change the setting: press and hold down
the % and& buttons simultaneously
for about six seconds until the battery indica-
tor lamp flashes twice (Y page 82).
If the setting of the locking system is changed
within the signal range of the vehicle, pressing
the & or% button:
R locks or
R unlocks the vehicle
The key now functions as follows:
X To unlock: press the%button once.
X To unlock centrally: press the%button
twice.
X To lock centrally: press the&button. The KEYLESS-GO function is changed as fol-
lows:
X To unlock the driver's door: touch the inner
surface of the door handle on the driver's
door.
X To unlock centrally: touch the inner surface
of the door handle on the front-passenger
door or the rear door.
X To lock centrally: touch the outer sensor
surface on one of the door handles.
X To restore the factory settings: press and
hold down the %and& buttons simul-
taneously for approximately six seconds until
the battery check lamp flashes twice
(Y page 82). Emergency key element
General notes If the vehicle can no longer be unlocked with the
key or KEYLESS-GO, use the emergency key ele-
ment.
If you use the emergency key element to unlock
and open the driver's door or the tailgate, the
anti-theft alarm system will be triggered
(Y page 76).
There are several ways to deactivate the alarm:
X To deactivate the alarm with the key: press
the % or& button on the key.
or X Insert the key into the ignition lock.
or X To deactivate the alarm with KEYLESS-GO:
press the Start/Stop button in the ignition
lock. The key must be in the vehicle.
or X Lock or unlock the vehicle using KEYLESS-
GO. The key must be outside the vehicle.
If you unlock the vehicle using the emergency
key element, the fuel filler flap will not be
unlocked automatically. X To unlock the fuel filler flap: insert the key
into the ignition lock. Key
81Opening and closing Z

Removing the emergency key element
X
Push release catch :in the direction of the
arrow and, at the same time, remove emer-
gency key element ;from the key.
Further information about:
R Unlocking the driver's door (Y page 88)
R Unlocking the luggage compartment
(Y page 94)
R Locking the vehicle (Y page 88)
Inserting the emergency key element X
Push emergency key element ;completely
into the key until it engages and release
catch :is back in its basic position. Key battery
Important safety notes G
WARNING
Batteries contain toxic and corrosive substan- ces. If batteries are swallowed, it can result in
severe health problems. There is a risk of fatal injury.
Keep batteries out of the reach of children. If
a battery is swallowed, seek medical attention immediately. H
Environmental note Batteries contain pollutants.
It is illegal to dispose of them with the household rubbish.
They must be collected sep-
arately and disposed of in an environmentally responsible
recycling system.
Dispose of batteries in an
environmentally responsible
manner. Take discharged
batteries to a qualified spe-
cialist workshop or to a col-
lection point for used batter-
ies.
Mercedes-Benz recommends that you have the
battery replaced at a qualified specialist work-
shop.
Checking the battery X
Press the &or% button.
The battery is working properly if battery
check lamp :lights up briefly.
The battery is discharged if battery check
lamp :does not light up briefly.
X Replace the battery (Y page 82).
i If the key battery is checked within the sig-
nal reception range of the vehicle, pressing
the & or% button:
R locks or
R unlocks the vehicle
i You can obtain a battery from any qualified
specialist workshop.
Replacing the battery You require a CR 2025 3 V button cell battery.
X Take the emergency key element out of the
key (Y page 81). 82
KeyOpening and closing

X
Press emergency key element ;into the
opening in the key in the direction of the arrow
until battery tray cover :opens. When doing
so, do not hold cover :shut.
X Remove battery tray cover :. X
Repeatedly tap the key against your palm until
battery =falls out.
X Insert the new battery with the positive ter-
minal facing upwards. Use a lint-free cloth to
do so.
X Make sure that the surface of the battery is
free of lint, grease and other contamination.
X Insert the front tabs of battery tray cover :
and then press to close it.
X Insert the emergency key element into the
key (Y page 82).
X Check the function of all key buttons on the
vehicle. Key
83Opening and closing Z

Problems with the key
Problem
Possible causes/consequences and
M
MSolutions You can no longer lock or
unlock the vehicle using
the key. The key battery is weak or discharged.
X Vehicles without KEYLESS-GO or KEYLESS-GO start function:
try again to lock/unlock the vehicle using the remote control func- tion of the key. Point the tip of the key at the driver's door handle
from close range and press the %or& button.
If this does not work: X Check the key battery (Y page 82) and replace if necessary
(Y page 82).
X Unlock (Y page 88) or lock (Y page 88) the vehicle using the
emergency key element. There is interference from a powerful source of radio waves.
X Vehicles without KEYLESS-GO or KEYLESS-GO start function:
try again to lock/unlock the vehicle using the remote control func-
tion of the key. Point the tip of the key at the driver's door handle
from close range and press the %or& button.
If this does not work:
X Unlock (Y page 88) or lock (Y page 88) the vehicle using the
emergency key element. The key is faulty.
X Unlock (Y page 88) or lock (Y page 88) the vehicle using the
emergency key element.
X Have the key checked at a qualified specialist workshop. You can no longer lock or
unlock the vehicle using
KEYLESS-GO. The key battery is weak or discharged.
X Check the key battery (Y page 82) and replace if necessary
(Y page 82).
If this does not work: X Unlock (Y page 88) or lock (Y page 88) the vehicle using the
emergency key element. There is interference from a powerful source of radio waves.
X Unlock (Y page 88) or lock (Y page 88) the vehicle using the
emergency key element. 84
KeyOpening and closing

Problem
Possible causes/consequences and
M
MSolutions There is a fault with KEYLESS-GO.
X Lock or unlock the vehicle using the remote control function of the
key.
X Have the vehicle and key checked at a qualified specialist work-
shop.
If the vehicle cannot be locked or unlocked even using the remote
control function: X Unlock (Y page 88) or lock (Y page 88) the vehicle using the
emergency key element.
X Have the vehicle and key checked at a qualified specialist work-
shop. The engine cannot be
started using the key. The on-board voltage is too low
X Switch off non-essential consumers, e.g. seat heating or interior
lighting, and try to start the engine again.
If this does not work:
X Check the starter battery and charge it if necessary (Y page 324).
or
X Jump-start the vehicle (Y page 325).
or
X Consult a qualified specialist workshop. The engine cannot be
started using the Start/
Stop button. The key is in
the vehicle. The vehicle is locked.
X Unlock the vehicle and try to start the vehicle again. The key battery is weak or discharged.
X Check the key battery (Y page 82) and replace if necessary
(Y page 82).
If this does not work: X Start your vehicle with the key in the ignition lock. There is interference from a powerful source of radio waves.
X Start your vehicle with the key in the ignition lock. You have lost a key. X
Have the key deactivated at a qualified specialist workshop.
X Report the loss immediately to the vehicle insurers.
X If necessary, have the locks changed as well. You have lost the emer-
gency key element. X
Report the loss immediately to the vehicle insurers.
X If necessary, have the locks changed as well. Key
85Opening and closing Z

The three red indicator lamps in the button indi-
cate the heating level you have selected.
The system automatically switches down from
level 3to level 2after approximately eight
minutes. The system automatically switches down from
level 2to level 1after approximately ten
minutes.
The system automatically switches off approx-
imately 20 minutes after it is set to level 1.
X Turn the key to position 1or2 in the igni-
tion lock (Y page 144).
X To switch on: press button:repeatedly
until the desired heating level is set.
X To switch off: press button:repeatedly
until all the indicator lamps go out.
i If the vehicle battery voltage is too low, the
seat heating may switch off.
Problems with the seat heating Problem
Possible causes/consequences and
M MSolutions The seat heating has
switched off prematurely
or cannot be switched
on. The on-board voltage is too low because too many electrical consum-
ers are switched on.
X Switch off electrical consumers that you do not need, such as the
rear window heating or interior lighting.
Once the battery is sufficiently charged, the seat heating will switch
back on automatically. Steering wheel
Important safety notes
G
WARNING
You could lose control of the vehicle while
driving if you:
R adjust the driver's seat, steering wheel or
mirrors
R fasten the seat belt
There is a risk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirrors and fasten your seat
belt before starting the engine. G
WARNING
Children could become trapped by the steer-
ing wheel if they adjust it. There is a risk of
injury. When leaving the vehicle, always take the key
with you and lock the vehicle. Never leave
children unattended in the vehicle. Adjusting the steering wheel
G
WARNING
The steering wheel may move unexpectedly if you adjust it while driving. This could cause
you to lose control of the vehicle. There is a
risk of an accident.
Make sure that the steering wheel is locked
before driving off. Never unlock the steering
wheel when the vehicle is in motion. Steering wheel
111Seats, steering wheel and mirrors Z

mirror using button
=as long as the indicator
lamp is lit.
X Press button =up, down, or to the right or
left until you have adjusted the exterior mirror
to the correct position. You should have a
good overview of traffic conditions.
The convex exterior mirrors provide a larger field of vision.
After the engine has been started, the exterior
mirrors are automatically heated at low outside
temperatures. Heating takes a maximum of ten
minutes.
i The exterior mirrors can also be heated
manually by switching on the rear window
heating.
Folding the exterior mirrors in/out elec- trically X
Turn the key to position 1or2 in the igni-
tion lock (Y page 144).
X Briefly press button :.
Both exterior mirrors fold in or out.
i Make sure that the exterior mirrors are
always folded out fully while driving. Other-
wise, they could vibrate.
i If you are driving faster than 47 km/h, you
can no longer fold in the exterior mirrors.
Resetting the exterior mirrors If the battery has been disconnected or com-
pletely discharged, the exterior mirrors must be
reset. The exterior mirrors will otherwise not
fold in when you select the "Fold in mirrors when locking" function in the on-board computer
(Y page 231). X
Turn the key to position 1in the ignition lock
(Y page 144).
X Briefly press button :.
Folding the exterior mirrors in/out
automatically If the "Fold in mirrors when locking" function is
activated in the on-board computer
(Y page 231):
R the exterior mirrors fold in automatically as
soon as you lock the vehicle from the outside
R the exterior mirrors fold out again automati-
cally as soon as you unlock the vehicle and
then open the driver's or front-passenger
door
i If the exterior mirrors have been folded in
manually, they do not fold out.
Exterior mirror pushed out of position If an exterior mirror has been pushed out of
position (forwards or backwards), proceed as
follows:
X Vehicles without electrically folding exte-
rior mirrors: manually move the exterior mir-
ror into the correct position.
X Vehicles with electrically folding exterior
mirrors: press and hold mirror-folding button
(Y page 113) until you hear a click and the
mirror engages audibly into position.
The mirror housing is engaged again and you
can adjust the exterior mirrors as usual
(Y page 112). Automatic anti-dazzle mirrors
G
WARNING
Electrolyte may escape if the glass in an auto- matic anti-dazzle mirror breaks. The electro-
lyte is harmful and causes irritation. It must
not come into contact with your skin, eyes,
respiratory organs or clothing or be swal-
lowed. There is a risk of injury. Mirrors
113Seats, steering wheel and mirrors
Z