battery MERCEDES-BENZ GLC 2019 Owners Manual

Maintenance and care......................299
Engine compartment ........................... 299
ASSYST PLUS ...................................... 303
Care ..................................................... 305
Breakdown assistance.....................313
Where will I find...? .............................. 313
Flat tire ................................................ 315
Battery (vehicle) .................................. 319
Jump-starting ....................................... 322
Towing and tow-starting ...................... 324
Fuses ...................................................327
Wheels and tires...............................330
Important safety notes ........................ 330
Operation ............................................ 330
Winter operation .................................. 332
Tire pressure ....................................... 333
Loading the vehicle .............................. 340
All about wheels and tires ................... 343
Changing a wheel ................................ 350
Wheel/tire combination ......................354
Technical data...................................356
Information regarding technical data ... 356
Vehicle electronics .............................. 356
Identification plates .............................357
Service products and filling capaci-
ties ...................................................... 358
Vehicle data ......................................... 363
Trailer tow hitch ................................... 364
Contents3

Automatic car wash (care)...............305
Automatic engine start (ECO start/
stop function)....................................136
Automatic engine switch-off (ECO
start/stop function).......................... 136
Automatic headlamp mode.............. 109
Automatic transmission
Accelerator pedal position ............. 144
Changing gear ............................... 144
DIRECT SELECT lever ..................... 141
Display message ............................ 252
Double-clutch function .................. 144
Drive program ................................ 145
Drive program display.................... 142
Driving tips .................................... 144
DYNAMIC SELECT switch .............. 139
Emergency running mode .............. 150
Engaging drive position .................. 142
Engaging neutral ............................ 142
Engaging park position automati-
cally ............................................... 141
Engaging reverse gear ................... 142
Engaging the park position ............ 141
Gearshift recommendation ............ 149
Gliding mode................................. 144
Kickdown ....................................... 144
Manual shifting .............................. 147
Oil temperature (on-board com-
puter, Mercedes-AMG vehicles) ..... 223
Overview ........................................ 141
Permanent setting ......................... 147
Problem (malfunction) ................... 150
Pulling away ................................... 134
Starting the engine ........................ 133
Steering wheel paddle shifters ...... 147
Trailer towing ................................. 145
Transmission position display
(DIRECT SELECT lever) ................... 142
Transmission positions .................. 143
Automatic transmission emer-
gency mode....................................... 150
Axle load, permissible (trailer tow-
ing)...................................................... 365
B
Back button....................................... 269
Backup lamp
Display message ............................ 239
Bag hook............................................ 283
Ball coupling
Installing ........................................ 204
Removing ....................................... 206
BAS (Brake Assist System)................. 66
Battery (SmartKey)
Checking .......................................... 80
Important safety notes .................... 80
Replacing ......................................... 80
Battery (vehicle)
Charging ........................................ 321
Display message ............................ 241
Important safety notes .................. 319
Jump starting ................................. 322
Belt warning......................................... 48
Blind Spot Assist
Activating/deactivating (on-
board computer) ............................ 220
Display message ............................ 246
Notes/function .............................. 193
see Active Blind Spot Assist
Blower
see Climate control
Bluetooth®
Searching for a mobile phone ........ 275
see also Digital Operator's Man-
ual .................................................. 268
Brake
Active Brake Assist with cross-
traffic function ................................. 72
Brake Assist
see BAS (Brake Assist System)
Brake assistance
see BAS (Brake Assist System)
Brake fluid
Display message ............................ 233
Notes ............................................. 361
Brake force distribution
see EBD (electronic brake force
distribution)
Brake linings
Display message ............................ 233
Brakes
ABS .................................................. 65
Adaptive Brake Assist ...................... 67
6Index

SmartKey
Changing the battery ....................... 80
Changing the programming .............79
Checking the battery .......................80
Convenience closing feature ............ 91
Convenience opening feature .......... 91
Display message ............................ 255
Door central locking/unlocking .......77
Important safety notes .................... 77
KEYLESS-GO start function .............. 79
Loss .................................................81
Mechanical key ................................ 79
Overview .......................................... 77
Positions (ignition lock) ................. 131
Problem (malfunction) ..................... 81
Starting the engine ........................ 133
Smartphone
Starting the engine ........................ 134
SMS
see also Digital Operator's Man-
ual .................................................. 268
Snow chains...................................... 332
Socket (12 V)
Cargo compartment ....................... 292
Center console .............................. 292
General notes ................................ 292
Rear compartment .........................292
Sound
Switching on/off ........................... 269
Special seat belt retractor.................. 59
Specialist workshop............................ 31
Speed, controlling
see Cruise control
Speedometer
Activating/deactivating the addi-
tional speedometer ........................ 223
Digital ............................................ 213
In the Instrument cluster ................. 36
Segments ...................................... 208
Selecting the display unit ...............222
SPORT handling mode
Deactivating/activating
(Mercedes-AMG vehicles) ................ 70
Warning lamp ................................. 261
Sports exhaust system
AMG ............................................... 137
Standing lamps
Display message ............................ 239
Switching on/off ........................... 110
Start button
Display message ............................ 256
Start/Stop button
Key positions ................................. 132
Starting the engine ........................ 133
Start/stop function
see ECO start/stop function
Starting (engine)................................ 133
Starting the engine
see Starting (engine)
STEER CONTROL.................................. 75
Steering
Display message ............................ 255
Warning lamps ............................... 267
Steering assistant STEER CON-
TROL
see STEER CONTROL
Steering wheel
Adjusting (electrically) ................... 102
Adjusting (manually)...................... 102
Button overview ............................... 37
Buttons (on-board computer) ......... 209
Cleaning ......................................... 311
EASY ENTRY/EXIT feature ............. 103
Important safety notes .................. 102
Storing settings (memory func-
tion) ............................................... 107
Steering wheel heating
Problem (malfunction) ................... 103
Switching on/off........................... 102
Steering wheel paddle shifters........ 147
Stopwatch (RACETIMER)................... 225
Stowage areas................................... 278
Stowage compartments
Armrest (under) ............................. 279
Center console .............................. 279
Cup holders ................................... 289
Door ............................................... 280
Eyeglasses compartment ............... 279
Glove box ....................................... 279
Important safety information ......... 278
Map pockets .................................. 280
Rear ............................................... 280
Stowage net ................................... 280
see Stowage areas
Stowage net....................................... 280
20Index

Diagnostics connection
The diagnostics connection is only intended forthe connection of diagnostic equipment at aqualified specialist workshop.
GWARNING
If you connect equipment to a diagnostics
connection in the vehicle, it may affect the
operation of vehicle systems. As a result, the
operating safety of the vehicle could be affec-
ted. There is a risk of an accident.
Only connect equipment to a diagnostics con-
nection in the vehicle, which is approved for
your vehicle by Mercedes-Benz.
GWARNING
Objects in the driver's footwell can restrict the
pedal travel or obstruct a depressed pedal.
The operating and road safety of the vehicle is
jeopardized. There is a risk of an accident.
Make sure that all objects in the vehicle are
stowed correctly, and that they cannot enter
the driver's footwell. Install the floormats
securely and as specified in order to ensure
sufficient clearance for the pedals. Do not use
loose floormats and do not place floormats on
top of one another.
!If the engine is switched off and equipmenton the diagnostics connection is used, thestarter battery may discharge.
Connecting equipment to the diagnostics con-nection can lead to emissions monitoring infor-mation being reset, for example. This may leadto the vehicle failing to meet the requirements ofthe next emissions test during the main inspec-tion.
Qualified specialist workshop
An authorized Mercedes-Benz Center is a quali-fied specialist workshop. It has the necessaryspecialist knowledge, tools and qualifications tocorrectly carry out the work required on yourvehicle. This is especially the case for work rel-evant to safety.
Observe the notes in the Maintenance Booklet.
Always have the following work carried out at anauthorized Mercedes-Benz Center:
Rwork relevant to safety
Rservice and maintenance work
Rrepair work
Ralterations, installation work and modifica-tions
Rwork on electronic components
Correct use
If you remove any warning stickers, you or oth-ers could fail to recognize certain dangers.Leave warning stickers in position.
Observe the following information when drivingyour vehicle:
Rthe safety notes in this manual
Rtechnical data for the vehicle
Rtraffic rules and regulations
Rlaws and safety standards pertaining to motorvehicles
Problems with your vehicle
If you should experience a problem with yourvehicle, particularly one that you believe mayaffect its safe operation, we urge you to contactan authorized Mercedes-Benz Center immedi-ately to have the problem diagnosed and recti-fied. If the problem is not resolved to your sat-isfaction, please discuss the problem again withan authorized Mercedes-Benz Center or, if nec-essary, contact us at one of the followingaddresses.
In the USA
Customer Assistance Center
Mercedes-Benz USA, LLC
3 Mercedes Drive
Montvale, NJ 07645-0350
In Canada
Customer Relations Department
Mercedes-Benz Canada, Inc.
98 Vanderhoof Avenue
Toronto, Ontario M4G 4C9
Reporting safety defects
USA only:
Operating safety31
Int roduction
Z

STEER CONTROL
General information
STEER CONTROL helps you by transmitting anoticeable steering force to the steering wheelin the direction required for vehicle stabilization.
This steering assistance is provided in particularif:
Rboth right wheels or both left wheels are on awet or slippery road surface when you brake
Rthe vehicle begins to skid
Important safety notes
iObserve the "Important safety notes" sec-tion (Ypage 65).
No steering support is provided from STEERCONTROL, if:
RESP®is deactivated
RESP®is malfunctioning
Rthe steering is malfunctioning
If ESP®is malfunctioning, you will be assistedfurther by the electrical power steering.
Protection against theft
Immobilizer
The immobilizer prevents your vehicle frombeing started without the correct SmartKey.
XTo activate with the SmartKey:remove theSmartKey from the ignition lock.
XTo activate with KEYLESS-GO start-func-tion or KEYLESS-GO:switch the ignition offand open the driver's door.
XTo deactivate:switch on the ignition.
When leaving the vehicle, always take theSmartKey with you and lock the vehicle. Anyonecan start the engine if a valid SmartKey has beenleft inside the vehicle.
iThe immobilizer is always deactivated whenyou start the engine.
In the event that the engine cannot be started(yet the vehicle's battery is charged), the sys-tem is not operational. Contact an authorizedMercedes-Benz Center or call1-800-FOR-MERCedes (in the USA) or1-800-387-0100 (in Canada).
ATA (anti-theft alarm system)
XTo arm:lock the vehicle with the SmartKey orKEYLESS-GO.Indicator lampCflashes. The alarm systemis armed after approximately ten seconds.
XTo disarm:unlock the vehicle with the Smart-Key or KEYLESS-GO.
or
XInsert the SmartKey into the ignition lock.
or
XPress the Start/Stop button.
The SmartKey must be in the vehicle.
A visual and audible alarm is triggered if thealarm system is armed and you open:
Ra door
Rthe vehicle with the mechanical key
Rthe tailgate
Rthe hood
XTo stop the alarm with the SmartKey:press the6or7button on the Smart-Key.The alarm is stopped.
or
XRemove the Start/Stop button from the igni-tion lock (Ypage 132).
XInsert the SmartKey into the ignition lock.The alarm is stopped.
XTo stop the alarm using KEYLESS-GO:grasp the outside door handle. The SmartKeymust be outside the vehicle.The alarm is stopped.
or
XPress the Start/Stop button on the dash-board. The SmartKey must be inside the vehi-cle.The alarm is stopped.
Protection against theft75
Safety
Z

multimedia system; see the Digital Operator'sManual.
You will receive visual and acoustic locking con-firmation if all components were able to belocked.
When the locator lighting is activated via themultimedia system, it lights up when it is darkafter the vehicle is unlocked with the SmartKey;see the Digital Operator's Manual.
XTo open the tailgate automatically fromoutside the vehicle:press and hold theTbutton until the tailgate opens.
XTo close the tailgate automatically fromoutside the vehicle:if the SmartKey is loca-ted in the immediate vicinity of the vehicle,press theTbutton on the SmartKey.When the tailgate closes you can then releasethe button.
KEYLESS-GO
General notes
Bear in mind that the engine can be started byany of the vehicle occupants if there is a Smart-Key in the vehicle (Ypage 133).
Locking/unlocking centrally
You can start, lock or unlock the vehicle usingKEYLESS-GO. To do this, you only need carry theSmartKey with you. You can combine the func-tions of KEYLESS-GO with those of a conven-tional SmartKey. Unlock the vehicle by usingKEYLESS-GO, for instance, and lock it using the7button on the SmartKey.
The driver's door and the door at which the han-dle is used, must both be closed. The SmartKeymust be outside the vehicle. When locking orunlocking with KEYLESS-GO, the distancebetween the SmartKey and the correspondingdoor handle must not be greater than 3 ft (1 m).
A brief radio connection between the vehicleand the SmartKey determines whether a validSmartKey is in, or in the direct vicinity of, thevehicle. This occurs, for example:
Rwhen starting the engine
Rwhile driving
Rwhen using HANDS-FREE ACCESS
Rwhen the external door handles are touched
Rduring convenience closing
XTo unlock the vehicle:touch the inner sur-face of the door handle.
XTo lock the vehicle:touch sensor surfaceCorD.
Make sure that you do not touch the innersurface of the door handle.
XConvenience closing feature:touchrecessed sensor surfaceDfor an extendedperiod.
Further information on the convenience clos-ing feature (Ypage 91).
XTo unlock the tailgate:push the top of staron the tailgate.
Deactivating and activating
If you do not intend to use a SmartKey for anextended period of time, you can deactivate theKEYLESS-GO function of the SmartKey. TheSmartKey will then use very little power, therebyconserving battery power. For the purposes ofactivation/deactivation, the vehicle must not benearby.
XTo deactivate:press the7button on theSmartKey twice in rapid succession.The battery check lamp (Ypage 80) of theSmartKey flashes twice briefly and lights uponce, then KEYLESS-GO is deactivated.
XTo activate:press any button on the Smart-Key.
or
XInsert the SmartKey into the ignition lock.KEYLESS-GO and all of its associated featuresare available again.
78SmartKey
Opening and closing

KEYLESS-GO start function
General notes
Bear in mind that the engine can be started byany of the vehicle occupants if there is a Smart-Key in the vehicle (Ypage 133).
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 andthe fuel filler flap are unlocked when the vehicleis unlocked. This is useful if you frequently travelalone.
XTo change the setting:press and hold downthe6and7buttons simultaneouslyfor approximately six seconds until the bat-tery check lamp (Ypage 80) flashes twice.
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:press the7button.
XTo restore the factory settings:press andhold the6and7buttons simultane-ously for approximately six seconds until thebattery check lamp (Ypage 80) flashestwice.
The KEYLESS-GO functions can be changed asfollows:
XTo unlock the driver's door:touch the innersurface of the door handle on the driver'sdoor.
XTo unlock centrally:touch the inner surfaceof the door handle on the front-passengerdoor or the rear door.
XTo lock centrally:touch the outer sensorsurface on one of the door handles.
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, the anti-theft alarm sys-tem will be triggered. Switch off the alarm(Ypage 75).
If you unlock the vehicle using the mechanicalkey, the fuel filler flap will not be unlocked auto-matically.
XTo unlock the fuel filler flap:insert theSmartKey into the ignition lock.
Removing the mechanical key
XPush release catchCin the direction of thearrow and at the same time remove mechan-ical keyDfrom the SmartKey.
For further information about:
RLocking/unlocking the driver's door(Ypage 84)
RUnlocking the tailgate (Ypage 89)
Inserting the mechanical key
XPush mechanical keyDcompletely into theSmartKey until it engages and releasecatchCis back in its basic position.
SmartKey79
Opening and closing
Z

SmartKey battery
Important safety notes
GWARNING
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.
HEnvironmental note
Batteries contain dangerous
substances. It is against the
law to dispose of them with
the household rubbish. They
must be collected separately
and recycled to protect the
environment.
Dispose of batteries in an
environmentally friendly
manner. Take discharged
batteries to a qualified spe-
cialist workshop or a special
collection point for used bat-
teries.
The SmartKey batteries contain perchloratematerial, which may require special handlingand regard for the environment. National guide-lines must be observed during disposal. In Cal-ifornia, seewww.dtsc.ca.gov/HazardousWaste/Perchlorate/index.cfm.
Mercedes-Benz recommends that you have thebatteries replaced at a qualified specialist work-shop.
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 80).
If the SmartKey battery is checked within thesignal reception range of the vehicle, pressingthe7or6button:
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 SmartKey(Ypage 79).
XPress mechanical keyDinto the SmartKeyopening in the direction of the arrow until bat-tery compartment coverCopens. Do nothold battery compartment coverCclosedwhile doing so.
XRemove battery compartment coverC.
80SmartKey
Opening and closing

XRepeatedly tap the SmartKey against yourpalm until battery

ProblemPossible causes/consequences andPPSolutions
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 remote con-trol function:
XLock or unlock the vehicle using the mechanical key (Ypage 84).
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 321).
or
XJump-start the vehicle (Ypage 322).
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 80) and replace it if necessary(Ypage 80).
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.
You have lost a Smart-Key.XHave the SmartKey deactivated at a qualified specialist workshop.
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.
82SmartKey
Opening and closing