
Symbols........................................................5
Ataglance....................................................6Cockpit ........................................................... 6Warning and indicator lamps .......................... 8Overhead control panel ................................10Door control panel and seat adjustment .......12Control settings intherear passengercompartment ................................................14Emergencies and breakdowns ......................16
Digital Operator's Manual.........................18Calling upthe Digital Operator's Manual ......18
General notes.............................................19Protectingthe environment ..........................19Genuine Mercedes-Benz parts ......................19Operator's Manual ........................................20Service andvehicle operation .......................21Operating safety ...........................................22Declaration of conformityfor wirelessvehicle components .....................................23Diagnostics connection ................................ 23
Qualified specialistworkshop .......................24Correct use ofthevehicle .............................24Problems withyourvehicle ........................... 25Reporting safety defects ...............................25LimitedWarranty .......................................... 25QR codeforrescue card ...............................26Datastorage .................................................26Copyright ...................................................... 29
Occupant safety.........................................31Restraint system ...........................................31Seat belts ..................................................... 34Airbags ......................................................... 38
PRE-SAFE®system ....................................... 46Safely transportingchildren inthevehi‐cle .................................................................47Notes on pets inthevehicle ..........................61
Opening and closing..................................62SmartKey...................................................... 62Doors ............................................................ 66Trunk ............................................................ 70Roller sun blinds ...........................................76Side windows................................................78
Sliding sunroof ............................................. 82Anti-theft protection .....................................90
Seats andstowing.....................................92Notes onthe correct driver's seat posi‐tion ............................................................... 92Seats ............................................................ 93Steering wheel ............................................11 3Easy entry andexitfeature ..........................11 4Operatingthe memory function ..................11 5Memory function intherear passengercompartment ..............................................11 7Stowage areas ............................................121Cup holder ..................................................131Ashtrayand cigarettelighter .......................134Sockets .......................................................13 6Refrigerator box ..........................................13 9Wirelesscharging ofthe mobile phoneand connection withtheexterior antenna ...141Installing andremovingthefloor mats ........14 3Installing/removingthe pennantstaff ........14 3
Light and visibility...................................14 5Exterior lighting ..........................................14 5
2Contents

12Ataglance – Door control panel and seat adjustment

1Adjuststhe seats electrically→93
2Switchesthe seat heater on/off→11 0
3Switchesthe seatventilation on/off→11 2
4Adjuststhe front passenger seat fromthedriver’sseat
→95
5Setsthe memory function→11 5
6 bOpens/closestherear left side window→78
7 bOpens/closesthe left side window→78
8Adjusts andfoldsthe outside mirrorsout/inelectrically
→154
9Opens/closesthe trunk lid→70
A bOpens/closestheright side window→78
B bOpens/closestherearright side win‐dow
→78
CChild safety lockfortherear side windows→60
DOpensthe door→66
E 7Locksthevehicle→67
F 6Unlocksthevehicle→67
GSeat adjustment usingthe multimedia system→109
HAdjuststhe headrestraints→104
Ataglance – Door control panel and seat adjustment13

Fastening and adjustingthe seat belts
Ifthe seat belt is pulledquickly or sharply,theseat beltretractor locks. The seat beltstrap can‐not be pulled out any further.
#Always engage seat belttongue2oftheseat belt into seat belt buckle1ofthe cor‐responding seat.
#Press and holdthe seat belt outletreleaseand slide seat belt outlet3intothe desiredposition.
#Let go ofthe seat belt outletrelease andensurethat seat belt outlet3locksintoposition.
Vehicles with automatic front passengerfront airbag shutoff:
*NOTEDeployment ofthe EmergencyTensioning Device and side air bag whenthe front passenger seat is unoccupied
Ifthe seat belttongue is engaged inthe seatbelt buckle ofthe unoccupied frontpassenger seat,the EmergencyTensioningDevice andthe side air bag may also deployintheevent of an accident along withothersystems.
#Only one person should use each seatbelt at any one time.
Vehicles without automatic front passengerfront airbag shutoff:
*NOTEDeployment ofthe EmergencyTensioning Device whenthe front-passenger seat is unoccupied
Ifthe seat belttongue is engaged inthe seatbelt buckle ofthe unoccupied front-passenger seat,the EmergencyTensioningDevice may also deployintheevent of anaccident along withother systems.
#Only one person should use each seatbelt at any one time.
Seat belt adjustment function
Vehicles with PRE-SAFE®:Ifthe front seat beltis not pulled tight acrossyour body,the seat beltadjustment may automatically apply a certaintighteningforce. Do not holdthe seat belt tightlywhile it is adjusting.
You can activate and deactivatethe seat beltadjustment function usingthe multimedia sys‐tem (→page 38).
Occupant safety37

Function oftherear seat belt buckleextender
The seat belt buckleextenderforthe outerrearseats makes it easiertofastenthe seat belt.Always ensurethatthe seat belt buckle can beextended andretracted freely.
Afterthe seat belt isfastened,the seat beltbucklereturnstoits normal position. The seatbeltthen lies tightly acrossthe lap andthoraxareas.
Releasing seat belts
#Presstherelease button inthe seat beltbuckle and guidethe seat belt back withtheseat belttongue.
Activating/deactivating seat belt adjustmentvia the multimedia system
Multimedia system:
,Vehicle.îVehicle Settings.Belt
Adjustment
#Activate sor deactivate Sthe function.
Seat beltwarning functionfor the driver andfront passenger
The

Status displayIfthe front passenger seat is occupied, ensure,bothbefore and duringthe journey,thatthesta‐tus ofthe front passenger front airbag is correctforthe current situation.
After installing arearward-facingchildrestraint system onthe front passengerseat:PASSENGER AIRBAG OFF must be lit con‐tinuously.
&WARNINGRisk of injuryor death fromusing arearward-facingchildrestraintsystem whenthe front passenger frontairbag is enabled
Ifyou secure achild in arearward-facingchildrestraint system onthe front passengerseat andthePASSENGER AIRBAG OFF indi‐cator lamp is off,the front passenger airbagcan deploy intheevent of an accident.
Thechild could bestruckbythe airbag.
Always ensurethatthe front passenger air‐bag is deactivated. ThePASSENGER AIRBAGOFF indicator lamp must be lit.
NEVER use arearward-facingchildrestraintsystem on a seat protectedbyan ENABLEDFRONT AIRBAGin front of it, DEATH or SERI‐OUS INJURYtotheCHILD can occur.
When installing achildrestraint system onthefront passenger seat, observethevehicle-spe‐cific information (→page57).
Depending onthechildrestraint system andthestature ofthechild,thePASSENGER AIRBAGOFF indicator lamp may be off. Inthis case, donot installtherearward-facingchildrestraintsystem onthe front passenger seat.
Instead, installtherearward-facingchildrestraint system on a suitablerear seat.
After installing aforward-facingchildrestraint system onthe front passengerseat:depending onthechildrestraint systemandthestature ofthechild,PASSENGER AIRBAG OFF may be lit continuously or be off.Always observethefollowing information.
&WARNINGRisk of injuryor death duetoincorrect positioning oftheforward-facingchildrestraint system
Ifyou secure achild in aforward-facingchildrestraint system onthe front passenger seatandyou positionthe front passenger seattooclosetothe cockpit, intheevent of an acci‐dent,thechild could:
RCome into contact with thevehicle inte‐rior ifthePASSENGER AIRBAG OFF indi‐cator lamp is lit,forexample.
RBestruckbythe air bag ifthePASSENGER AIRBAG OFF indicator lampis off.
#Always movethe front passenger seatasfar back as possible and fullyretractthe seat cushion length adjustment.Always make surethatthe shoulder beltstrap is correctlyrouted fromthe seatbelt outlet onthevehicletothe shoul‐der belt guide onthechildrestraint sys‐tem. The shoulder beltstrap must beroutedforwards and downwards from
44Occupant safety

PRE-SAFE®system
PRE-SAFE®(anticipatoryoccupant protec‐tion)
PRE-SAFE®is abletodetect certain critical driv‐ing situations and implement pre-emptive meas‐urestoprotectthevehicle occupants.
PRE-SAFE®can implementthefollowing meas‐ures independently of eachother:
RTighteningthe seat belts onthe driver's seatand front passenger seat.
RClosingthe side windows.
RVehicles with sliding sunroof:Closingthesliding sunroof.
RVehicles with memory function:Movingthe front passenger seattoa morefavorableseat position.
RVehicles with memory function intherear passenger compartment:Movingtheouterrear seatstoa morefavorable seatposition.
RVehicles with multicontour seat:Increas‐ingthe air pressure inthe seat side bolstersofthe seat backrest.
RVehicles withrear seat belt buckleextenders:Tightening seat belts ontheouterrear seats.
RPRE-SAFE®Sound: providedthatthe multi‐media system is switched on,generates abrief noise signaltostimulatethe innate pro‐tective mechanism of a person's hearing.
*NOTEDamagecausedbyobjects inthefootwell or behindthe seat
The automatic adjustment ofthe seat posi‐tion mayresult in damagetothe seat and/orthe object.
#Stowobjects in a suitable place.
Reversingthe PRE-SAFE®system measures
If an accident did not occur,the pre-emptivemeasuresthatweretaken arereversed.
You will needtoperformcertain settingsyour‐self.
#Ifthe seat belt pre-tensioning is notreduced,movethe seat backrest back slightly.The locking mechanismreleases.
Function of PRE-SAFE®PLUS (anticipatoryoccupant protection plus)
PRE-SAFE®PLUS can detect certain impacts,particularlyan imminentrear impact, andtakepre-emptive measurestoprotectthevehicleoccupants. These measures cannot necessarilyprevent an imminent impact.
PRE-SAFE®PLUS can implementthefollowingmeasures independently of eachother:
RTighteningthe seat belts onthe driver's seatand front passenger seat.
RVehicles with electricrear seats:tighten‐ing seat belts onthe outerrear seats.
RIncreasing brake pressure whenthevehicleisstationary.This brake application is can‐celed automatically whenthevehicle pullsaway.
46Occupant safety

Rwith indicator lamp1off: viathe switchonthe correspondingrear door or driv‐er's door
Whenthechild safety lock is activated,the con‐trols intherear passenger compartment are dis‐abledfor:
Rtherear side windows
Rthe adjustment ofthe front passenger seatfromtherear passenger compartment
Rtheroller sunblinds:
-oftherear side windows
-oftherear window
-intheroof
Notes on pets inthevehicle
&WARNINGRisk of accident and injuryduetoanimals left unsecured or unat‐tended inthevehicle
Ifyou leaveanimals inthevehicle unatten‐ded or unsecured,theycould possibly pressdown buttons or switches.
Therebyan animal may:
Ractivatevehicle equipment and becometrapped,forexample
Rswitchsystems on or off and endangerotherroad users
Unsecured animals may bethrown around inthevehicle intheevent of an accident orsuddensteering and braking maneuver andinjurevehicle occupants inthe process.
#Never leaveanimals inthevehicle unat‐tended.
#Always correctly secureanimals whiledriving,forexample using a suitableanimal carrier.
Occupant safety61