2019 MERCEDES-BENZ GLA Owners Manual

KEYLESS-GO start function
General notes
Bear in mind that the engine can be started byany of the vehicle occupants if there is aSmartKey in the vehicle.
Changing the settings of the locking
system
You can change the settings of the lockingsystem. This means that only the driver's doorand the fuel filler flap are unlocked when thevehicle is unlocked. This is useful if you fre-quently travel on your own.
XTo change the setting:press and hold the6and7buttons simultaneously forapproximately six seconds until the batteryindicator lamp flashes twice (Ypage 72).
If the setting of the locking system is changedwithin the signal range of the vehicle, pressingthe7or6button:
Rlocks or
Runlocks the vehicle
The SmartKey now functions as follows:
XTo unlock:press the6button once.
XTo unlock centrally:press the6buttontwice.
XTo lock centrally:press the7button.
The KEYLESS-GO function is changed as fol-lows:
XTo unlock the driver's door:touch theinner surface of the door handle on the driv-er's door.
XTo unlock centrally:touch the inner sur-face of the door handle on the front-passenger door or the rear door.
XTo lock centrally:touch the outer sensorsurface on one of the door handles.
XTo restore the factory settings:press andhold the6and7buttons simultane-ously for approximately six seconds until thebattery check lamp flashes twice(Ypage 72).
Mechanical key
General notes
If the vehicle can no longer be locked orunlocked with the SmartKey or KEYLESS-GO,use the mechanical key.
If you use the mechanical key to unlock andopen the driver's door or the trunk lid, theanti-theft alarm system will be triggered(Ypage 68).
There are several ways to turn off the alarm:
XTo deactivate the alarm with the key:press the6or7button on the key.
or
XInsert the SmartKey into the ignition lock.
or
XTo deactivate the alarm with KEYLESS-GO:press the Start/Stop button in the igni-tion lock. The SmartKey must be in the vehi-cle.
or
XLock or unlock the vehicle using KEYLESS-GO. The SmartKey must be outside the vehi-cle.
If you unlock the vehicle using the mechanicalkey, the fuel filler flap will not be unlockedautomatically.
XTo unlock the fuel filler flap:insert theSmartKey into the ignition lock.
Removing the mechanical key
SmartKey71
Opening and closing
Z

XPush release catchCin the direction of thearrow and at the same time removemechanical keyDfrom the SmartKey.
For further information about:
RUnlocking the driver's door (Ypage 76)
RUnlocking the cargo compartment(Ypage 82)
RLocking the vehicle (Ypage 77)
Inserting the mechanical key
XPush mechanical keyDcompletely into theSmartKey until it engages and releasecatchCis back in its basic position.
SmartKey battery
Important safety notes
GWARNING
Batteries contain toxic and corrosive sub-
stances. 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.
The SmartKey batteries contain perchloratematerial, which may require special handlingand regard for the environment. Nationalguidelines must be observed during disposal.In California, seewww.dtsc.ca.gov/HazardousWaste/Perchlorate/index.cfm.
Mercedes-Benz recommends that you havethe battery replaced at a qualified specialistworkshop.
Checking the battery
XPress the7or6button.The battery is working properly if batterycheck lampClights up briefly.
The battery is discharged if battery checklampCdoes not light up briefly.
XChange the battery (Ypage 72).
iIf the SmartKey battery is checked withinthe signal reception range of the vehicle,pressing the7or6button:
Rlocks or
Runlocks the vehicle
iYou can get a battery at any qualified spe-cialist workshop.
Replacing the battery
You require a CR 2025 3 V cell battery.
XTake the mechanical key out of the Smart-Key (Ypage 71).
XPress mechanical keyDinto the opening inthe SmartKey in the direction of the arrowuntil battery tray coverCopens. Whendoing so, do not hold coverCshut.
XRemove battery tray coverC.
72SmartKey
Opening and closing

XRepeatedly tap the SmartKey against yourpalm until battery

ProblemPossible causes/consequences andPPSolutions
You can no longer lockor unlock the vehicleusing KEYLESS-GO.
The SmartKey battery is discharged or nearly discharged.
XCheck the SmartKey battery (Ypage 72) and replace it if neces-sary (Ypage 72).
If this does not work:
XUnlock (Ypage 76) or lock (Ypage 77) the vehicle using themechanical key.
There is interference from a powerful source of radio waves.
XUnlock (Ypage 76) or lock (Ypage 77) the vehicle using themechanical key.
KEYLESS-GO is malfunctioning.
XLock/unlock the vehicle using the remote control function of theSmartKey.
XHave the vehicle and SmartKey checked at a qualified specialistworkshop.
If the vehicle can also not be locked/unlocked using the remotecontrol function:
XUnlock (Ypage 76) or lock (Ypage 77) the vehicle using themechanical key.
XHave the vehicle and SmartKey checked at a qualified specialistworkshop.
The engine cannot bestarted using the Smart-Key.
The on-board voltage is too low
XSwitch off non-essential consumers, e.g. seat heating or interiorlighting, and try to start the engine again.
If this does not work:
XCheck the starter battery and charge it if necessary(Ypage 294).
or
XJump-start the vehicle (Ypage 295).
or
XConsult a qualified specialist workshop.
The engine cannot bestarted using the Start/Stop button. The Smart-Key is in the vehicle.
The vehicle is locked.
XUnlock the vehicle and try to start the vehicle again.
The SmartKey battery is discharged or nearly discharged.
XCheck the SmartKey battery (Ypage 72) and replace it if neces-sary (Ypage 72).
If this does not work:
XStart your vehicle with the SmartKey in the ignition lock.
There is interference from a powerful source of radio waves.
XStart your vehicle with the SmartKey in the ignition lock.
74SmartKey
Opening and closing

ProblemPossible causes/consequences andPPSolutions
You have lost a Smart-Key.XHave the SmartKey deactivated at a qualified specialist work-shop.
XReport the loss immediately to the vehicle insurers.
XIf necessary, have the locks changed as well.
You have lost themechanical key.XReport the loss immediately to the vehicle insurers.
XIf necessary, have the locks changed as well.
Doors
Important safety notes
GWARNING
If children are left unsupervised in the vehi-
cle, they could:
Roperate the vehicle's equipment
Additionally, children could set the vehicle in
motion if, for example, they:
Rrelease the parking brake
Rshift the automatic transmission out of
park position]
Rstart the engine
There is a risk of an accident and injury.
Never leave children or animals unattended
in the vehicle.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. This
also applies for the Digital Vehicle Key if the
"Digital Vehicle Key" function is activated via
Mercedes me connect.
You should preferably place luggage or loadsin the cargo compartment. Observe the load-ing guidelines (Ypage 250).
Unlocking and opening doors from
the inside
XTo unlock and open a front door:pull doorhandleD.If the door is locked, locking knobCpopsup. The door is unlocked and opens.
XTo unlock a rear door:pull up lockingknobC.The door is unlocked and can be opened.
XTo open a rear door:pull door handleD.
You can open a door from inside the vehicleeven if it has been locked. You can only openthe rear doors from inside the vehicle if theyare not secured by the child-proof locks(Ypage 59).
If the vehicle has previously been locked withthe SmartKey from the outside, opening a doorfrom the inside will trigger the anti-theft alarmsystem. Switch off the alarm (Ypage 68).
Centrally locking and unlocking the
vehicle from the inside
You can centrally lock or unlock the vehiclefrom the inside. This can be useful if you wishto lock the vehicle before pulling away, forexample.
Doors75
Opening and closing
Z

XTo unlock:press buttonC.
XTo lock:press buttonD.If all the doors and the tailgate are closed,the vehicle locks.
Meanwhile, the fuel filler flap will not belocked or unlocked.
You cannot unlock the vehicle centrally fromthe inside if the vehicle has been locked withthe SmartKey or KEYLESS-GO.
You can open a door from inside the vehicleeven if it has been locked. You can open therear doors from inside the vehicle unless theyare secured by the child-proof lock(Ypage 59).
If the vehicle has previously been locked withthe SmartKey from the outside, opening a doorfrom the inside will trigger the anti-theft alarmsystem. Switch off the alarm (Ypage 68).
If a locked door is opened from the inside, theprevious unlock status of the vehicle will betaken into consideration if:
Rthe vehicle was locked using the lockingbutton for the central locking, or
Rif the vehicle was locked automatically
The vehicle will be fully unlocked if it had pre-viously been fully unlocked. If only the driver'sdoor had been previously unlocked, only thedoor which has been opened from the inside isunlocked.
Automatic locking feature
XTo deactivate:press and hold buttonCforapproximately five seconds until a tonesounds.
XTo activate:press and hold buttonDforapproximately five seconds until a tonesounds.
If you press one of the two buttons and do nothear a tone, the relevant setting has alreadybeen selected.
The vehicle is locked automatically when theignition is switched on and the wheels areturning.
You could therefore lock yourself out if:
Rthe vehicle is being pushed
Rthe vehicle is being towed
Rthe vehicle is on a roller dynamometer
You can also switch the automatic lockingfunction on and off using the on-board com-puter (Ypage 199).
Unlocking the driver's door (mechan-
ical key)
If the vehicle can no longer be locked orunlocked with the SmartKey or KEYLESS-GO,use the mechanical key.
If you use the mechanical key to unlock andopen the driver's door, the anti-theft alarmsystem will be triggered. Switch off the alarm(Ypage 68).
XTake the mechanical key out of the Smart-Key (Ypage 71).
XInsert the mechanical key into the lock ofthe driver's door as far as it will go.
76Doors
Opening and closing

XTurn the mechanical key counter-clockwiseas far as it will go to positionG.The door is unlocked.
XTurn the mechanical key back and removeit.
XInsert mechanical key into the SmartKey(Ypage 72).
Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with theSmartKey or KEYLESS-GO, use the mechanicalkey.
XOpen the driver's door.
XClose the front-passenger door, the reardoors and the tailgate.
XPress the locking button on the driver’s door(Ypage 75).
XCheck whether the locking knobs on thefront-passenger door and the rear doors arestill visible. Press down the locking knobs byhand, if necessary.
XClose the driver's door.
XTake the mechanical key out of the Smart-Key (Ypage 71).
XInsert the mechanical key into the lock ofthe driver's door as far as it will go.
XTurn the mechanical key clockwise as far asit will go to positionG.
XTurn the mechanical key back and removeit.
XMake sure that the doors and the tailgateare locked.
XInsert mechanical key into the SmartKey(Ypage 72).
iIf you lock the vehicle as described above,the fuel filler flap is not locked. The anti-theft alarm system is not armed.
Cargo compartment
Important safety notes
GWARNING
Parts of the body could become trapped
during automatic closing of the tailgate.
Moreover, people, e.g. children, may be
standing in the closing area or may enter the
closing area during the closing process.
There is a risk of injury.
Make sure that nobody is in the vicinity of
the closing area during the closing process.
Use one of the following options to stop the
closing process:
Rpress theTbutton on the SmartKey.
Rpull or press the remote operating switch
on the driver's door.
Rpress the close button or STOP button on
the tailgate.
Rpull the handle on the tailgate.
GDANGER
Combustion engines emit poisonous
exhaust gases such as carbon monoxide.
Exhaust gases can enter the vehicle interior
if the tailgate is open while the engine is
running, especially if the vehicle is in
motion. There is a risk of poisoning.
Always switch off the engine before opening
the tailgate. Never drive with the tailgate
open.
Cargo compartment77
Opening and closing
Z

GWARNING
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 event of sudden braking
or a sudden change in direction.
Always store objects so that they cannot be
flung around. Secure objects, luggage or
loads against slipping or tipping before the
journey.
!The tailgate swings upwards and to therear when opened. Therefore, make surethat there is sufficient clearance above andbehind the tailgate.
The opening dimensions of the tailgate can befound in the "Vehicle data" section(Ypage 339).
You should preferably place luggage or loadsin the cargo compartment. Observe the load-ing guidelines (Ypage 250).
Do not leave the SmartKey in the cargo com-partment. You could otherwise lock yourselfout.
The tailgate can be:
Ropened and closed manually from outside
Rvehicles with EASY-PACK tailgate:opened/closed automatically from the out-side
Rvehicles with EASY-PACK tailgate:opened/closed automatically from theinside
Rvehicles with EASY-PACK tailgate andwith KEYLESS-GO or KEYLESS-GO startfunction:closed with the remote operatingswitch on the SmartKey
Rreleased with the emergency release fromthe inside
Tailgate obstruction detection with
reversing feature
On vehicles with an EASY-PACK tailgate, thetailgate is equipped with automatic obstaclerecognition with a reversing feature. If a solidobject blocks or restricts the tailgate whenautomatically opening or closing, this proce-dure is stopped. If the tailgate is stopped dur-
ing the closing process, the tailgate automati-cally opens again slightly. The automaticobstruction detection with reversing feature isonly an aid. It is not a substitute for your atten-tiveness when opening and closing the tail-gate.
GWARNING
The reversing feature does not respond:
Rto soft, light and thin objects, e.g. fingers
Rover the last 1/3 in (8 mm) of the closing
movement
The reversing feature cannot prevent some-
one from becoming trapped in these situa-
tions in particular. There is a risk of injury.
Make sure that no body parts are in close
proximity during the closing procedure.
If somebody becomes trapped:
Rpress theTbutton on the SmartKey,
or
Rpull or press the remote operating switch
on the driver's door or
Rpress the closing button/STOP button in
the tailgate or
Rpull the handle on the tailgate
Vehicles with HANDS-FREE ACCESS:it isalso possible to stop the closing process byperforming a kicking movement under the rearbumper.
Opening and closing manually
Opening
78Cargo compartment
Opening and closing