Notes/function .............................. 145
Trailer towing .................................147
Warning displa y............................. 146
Blower
see Climate control
Bluetooth
®Audio ............................... 181
Brake
Displa ymessage (vehicle without
steering wheelb uttons) ................. 189
Brake Assist
see BAS (Brake Assist System)
Brake assistance
see BAS (Brake Assist System)
Brake fluid
Checking the level ......................... 245
Displa ymessage (vehicle with
steering wheelb uttons) ................. 206
Displa ymessage (vehicle without
steering wheelb uttons) ................. 192
Note s............................................. 300
Brake forc edistribution
see EBD (electroni cbrake force
distribution)
Brake lamps
Displa ymessages (vehicle with
steering wheelb uttons) ................. 209
Displa ymessages (vehicle with-
outs teering wheelb uttons) ........... 195
Replacing bulb s............................. 101
Trailer display messages (vehicle
with steering wheelb uttons) ......... 209
Trailer display messages (vehicle
withou tsteering wheelb uttons) .... 195
Brake pads/linings
New ............................................... 137
Brakes
ABS .................................................. 62
Adaptive Brake Assist .................... 144
Applying the parking brake ............ 133
BAS .................................................. 63
Brake fluid (notes) ......................... 300
Checking brake fluid level .............. 245
Displa ymessage (vehicle with
steering wheelb uttons) ................. 203
EBD .................................................. 63
Hil lstart assis t............................... 122
Important safety notes .................. 136
New brake pads/linings ................ 137 Parking brake (notes) ..................... 137
Riding tip
s...................................... 136
Warning lamp ................................. 220
Breakdown
Vehicl etool kit ............................... 260
se e
Towing away
Buttons
On the instrument cluster .............. 170
On the steering wheel. ................... 175
C
California
Important notice for retail cus-
tomers and lessees .......................... 25
Camera
see Rear vie wcamera
Car
see Vehicle
Car wash
see Care
Care
Carw ash. ....................................... 254
Carpets .......................................... 259
Displa y........................................... 258
Exterior lights ................................ 257
Interior ........................................... 258
Note s............................................. 254
Paint .............................................. 255
Plastic trim .................................... 258
Power washer. ............................... 255
Rear vie wcamera .......................... 257
Roof lining ...................................... 259
Seatb elt. ....................................... 259
Seatc over..................................... 259
Sensors ......................................... 257
Sliding doo r................................... 258
Steering wheel. .............................. 259
Tri mp ieces. ................................... 259
Washing by hand ........................... 255
Washing the engine ....................... 255
Wheels. .......................................... 256
Window s........................................ 256
Wipe rblade s.................................. 256
Carg ocom partment
Options .......................................... 234
Seating ............................................ 85
Index5
Electronics .....................................294
Emergency unlocking ....................... 68
Equipment ....................................... 25
Limited Warranty .............................2 5
Loading .......................................... 278
Locking (in an emergency) ............... 69
Locking (SmartKey) .......................... 67
Lowering ........................................ 289
Maintenance .................................... 26
Operating safety .............................. 28
Parking for along period. ............... 134
Pulling awa y................................... 121
Raising ........................................... 287
Registration ..................................... 30
Reporting problems ......................... 30
Securing from rolling away ............ 132
Towing away .................................. 264
Transporting .................................. 266
Unlocking (i nanemergency) ........... 69
Unlocking (SmartKey )...................... 67
Vehicl ebattery
see Battery (vehicle)
Vehicl ebodies ..................................... 30
Body/equipment mounting direc-
tive sfor trucks ................................. 30
Vehicl echeck
see Preparing for ajourney
Vehicl edata ....................................... 303
Vehicl edimensions ........................... 303
Vehicl eemergencyl ocking ................ 69
Vehicl eidentificatio nnumber
see VIN
Vehicl eidentificatio nplate .............. 294
Vehicl ekey
see SmartKey
Vehicl etoolkit
in the sea tbase. ............................ 260
Scope. ........................................... 260
Storage location ............................ 260
Stowag ecompartment in the rea r..2 60
Stowag espace in the cargo com-
partment ........................................ 261
Ventilation
see Climate control
VIN
Engine compartment ..................... 295
Typeplate ...................................... 294W
Warning
Stickers ...........................................2 7
Warning and indicator lamps
ABS ................................................ 221
Brakes ...........................................2 20
Check Engine ................................. 223
COLLISION PREVENTION ASSIST .. 225
Coolant .......................................... 223
Distance warning ........................... 225
Door ............................................... 227
ESP
®.............................................. 221
ESP®OFF ....................................... 222
Fuel tank ........................................ 223
General notes ................................ 218
Overview (vehicle with steering
wheel buttons) ................................. 38
Overview (vehicle without steer-
ing wheel buttons) ........................... 36
Parking brake ................................ 133
PASSENGER AIR BAG OFF ...............4 4
Rear doo r....................................... 227
Reservef uel ................................... 223
Restraint system ............................ 222
Seat belt. ....................................... 219
Sliding door ................................... 227
Steering ......................................... 227
Tire pressure monitor .................... 226
Warranty .............................................. 25
Washer fluid
Adding ...........................................2 46
Capacities ...................................... 302
Display messages (vehicle with
steering wheel buttons) ................. 218
Display messages (vehicle with-
out steering wheel buttons) ........... 201
Notes ............................................. 302
Whee land tire combination
see Tires
Whee lboltt ightening torque ........... 289
Wheels
Changing awheel .......................... 286
Checking ........................................ 268
Cleaning ......................................... 256
Important safety notes .................. 267
Interchanging/changing ................ 286
Mounting anew wheel ................... 288
Index23
lected on the windshield can scratchthe glass
if wiping takes place when the windshield is
dry.
If it is necessary to switc honthe windshield
wipers in dry weathe rconditions, always use
washer fluid when operating the windshield
wipers.
!If the windshield wipers leave smearsont he
windshield after the vehicle has been washed
in an automatic car wash, wax or other resi-
dues may be the reason for this .Clean the
windshield using washer fluid after washing
the vehicle in an automatic car wash.
!Intermitten twiping with rain sensor: due to
optical influences and the windshield becom-
ing dirtyind ry weatherconditions, the wind-
shield wipers may be activate dinadvertently.
This could the ndamage the windshield wiper
blades or scratc hthe windshield.
For this reason,y ou should always switc hoff
the windshield wipers in dry weather.
1$ Windshield wipers off
2ÄIntermitten twipe, low (rain sensor set
to low sensitivity)
3Å Intermitten twipe, high (rain sensor
set to high sensitivity)
4° Continuous wipe, slow
5¯Continuous wipe, fast
BîFirstpressure point –single wipe; sec-
ond pressure point –wipe with washer fluid
XTurn the key to position 1or 2in the ignition
lock.
XTurn the íwiper switc htothe corre-
sponding position.
In the ÄorÅ positions ,the appropriate
wiping frequenc yisset automatically according
to the intensity of the rain. In the Åposition,
the rain sensor is more sensitiv etoprecipitation than in the
Äposition, causin gthe wind-
shield wipers to wipe more frequently.
The windshield will no longer be wiped properly
if the wiper blades are worn.T his may prevent
you fromo bservingthe traffic conditions. Infor-
matio nonr eplacing the wiper blades can be
foundu nder "Replacingw iper blades"
(
Ypage 103).
Switchin gthe rea rwindow wiper on/
off
1b To wipe with washer fluid
2°Intermitten twipe
3$ Rear window wiper off
4bTo wipe with washer fluid
XTurn the key to position 1or 2in the ignition
lock.
XMove the èswitchtot he corresponding
position.
If the rear window wiper is activated, the è
symbol is shown in the status area of the dis-
play.
The Status Overview
in the Assist.menu
the nshows the èsymbol for vehicles with
steeringw heel buttons (
Ypage 183) .
XTo wipe with washer fluid: press theè
switc hbeyond the current position as far as it
will go to 1or press and hold 4.
When you release the èswitch, the rear
window wiper continues to wipe for about
another 5seconds. The rear window wiper
the nw ipes accordingtot he original position
2 or3.
The rear window wiper switches on automati-
cally if you engag ereverse gear and the wind-
shield wipers are on.
If the vehicle is stationar yand you open the tail-
gate or rear door, the rear window wiper will
102Windshield wipers
Lightsa nd windshield wipers
Problems with the windshield wipers
ProblemPossible causes/consequences andMSolutions
The windshield wiper
jams.Leaves or snow, for example, may be obstructing the windshield wiper
movement.The wiper motor has switched off.
XStop the vehicle as soon as possible, paying attention to road and
traffic conditions.
XFor safety reasons, you should remove the key from the ignition
lock.
XRemove the cause of the obstruction.
XSwitch on the windshield wipers again.
The windshield wiper
does not move at all.There isamalfunction in the windshield wiper drive.
XSelect another wiper speed on the combination switch.
XHave the windshield wipers checked at aqualified specialist work-
shop.
The windshield washer
fluid from the spray noz-
zles no longer hits the
center of the wind-
shield/rear window.The spray nozzles are misaligned.
XHave the spray nozzles checked at aqualified specialist workshop.
106Windshield wipers
Lights and windshieldw ipers
Display messagesPossible causes/consequences andMSolutions
ÓAn additional warning tone sounds. The hoo disopen.
GWARNIN G
The open hoo dmay then bloc kyour vie wwhen th evehicl eisinm otion.
There is ariskofana ccident.
XStop thevehicl eimmediately, payin gattention to roa dand traffic
conditions.
XSecur ethe vehicl etopreventitfromr ollin gaway (Ypage 132).
XClosethe hood.
0An additional warning tone sounds while th evehicl eisinm otion.The
display shows th eopen door(s).
XClos eall doors.
Ð
Pwr .Steering Mal ‐
funct.+
An additional warning tone sounds. The steering powe rassistanc e
could be malfunctioning .You may need to steer mor eforcefully.
XCarefully continu etoaqualified specialist workshop and hav ethe
steering checke dimmediately.
Â
Obtain aNew Key
The ke yneeds to be replaced.
XVisit aqualified specialist workshop .
¥
Add Washer Fluid
The washer fluidlevel in th ewasher flui dreservoir has dropped belo w
th em inimum .
XAddw asher flui d(Ypage 246).
Displaymessages (vehicles withs teering wheel buttons)
Introd uction
Import ant safety notes
GWARNIN G
If th einstrumen tcluste rhas failed or malfunctioned, you may no trecogniz efunction restriction s
in systems relevan ttosafety. The operating safet yofyour vehicl emay be impaired. There is arisk
of an accident.
Drive on carefully. Hav ethe vehicl echecked ataq ualified specialist workshop immediately.
The on-boar dcom puter only shows message sorwarning sfromc ertai nsystems in th einstrumen t
cluste rdisplay. You should therefor emakes urey our vehicl eisoperating safely at all times .Ifthe
operating safet yofyour vehicl eisimpaired, stop th evehicl eass oonasp ossible, payin gattention
to roa dand traffic conditions. The nconsul taqualified specialist workshop .
Display message swithg raphic symbols are simplified in th eOperator' sManual and may differ from
th es ymbols in th edisplay. The display shows high-priorit ydisplay message sinred.Aw arning tone
sounds wit hcertai ndisplay messages.
Pleas erespon dinaccordanc ewitht he display message sand follow th eadditional note sinthis
Operator' sManual.
Display message s(vehicles wit hsteering whee lbuttons)20 1
On-board computera nd displays
Z
Display messagesPossible causes/consequences andMSolutions
ÒThe tailgateisopen.
XClos ethe tailgate.
ÑThe rear door is open .
XClosethe rear door(s).
ÓAn additional warning tone sounds. The hoo disopen.
GWARNIN G
The open hoo dmay then bloc kyour vie wwhen th evehicl eisinm otion.
There is ariskofana ccident.
XStop thevehicl eimmediately, payin gattention to roa dand traffic
conditions.
XSecur ethe vehicl etopreventitfromr ollin gaway (Ypage 132).
XClosethe hood.
CAn additional warning tone sounds while th evehicl eisinm otion.The
display shows th eopen door(s).
XClos eall doors.
Ð
Power Steering Mal ‐function See Oper.Manual
An additional warning tone sounds. The steering powe rassistanc e
could be malfunctioning .You may need to steer mor eforcefully.
XCarefully continu etoaqualified specialist workshop and hav ethe
steering checke dimmediately.
Â
Obtain aNew Key
The ke yneeds to be replaced.
XVisit aqualified specialist workshop .
Phone No ServiceYour vehicleisoutside th enetwork provider' stransmitter/receiver
range.
¥
Check Washer Fluid
The washer flui dlevel in th ewasher flui dreservoir has dropped belo w
th em inimum .
XAddw asher flui d(Ypage 246).
Indicatorand warning lamps in th einstrume nt cluster
Generaln otes
Whe nswitching on th eignition ,som esystems carry out aself-test .Som eindicator and warning
lamp smay temporarily tur nonorstart to flash. This is no tanindication of any problem .Onlyw hen
these indicator and warning lights tur nonorstart flashin gafter th eengineh as started or during th e
journey has amalfunction occurred .
218Indicator and warning lamps in th einstrument cluster
On-board computera nd displays
Useful information
This Operator's Manual describes all models as
well as standard and optional equipment of your
vehicle that were available at the time of going
to print.Country-specific variation sare possi-
ble. Note that your vehicle may not be equipped
with all of the described functions. This also
applies to system sand function srelevantt o
safety.
Read the information on qualified specialist
workshops (
Ypage 29).
Engine compartment
Hood
Important safetyn otes
GWARNING
If the hood is unlatched, it may open up when the vehicle is in motion and block your view.
There is arisk of an accident.
Never unlatc hthe hood while driving. Before
every trip, ensure that the hood is locked.
GWARNING
Openin gthe hood when the engin eisover-
heated or when ther eisafire in the engine
compartmen tcould expose you to hot gases
or other servicep roducts. There isarisk of
injury.
Let an overheated engin ecool down before
openin gthe hood. If ther eisafire in the
engin ecompartment, keep the hood closed
and contact the fire department.
GWARNING
The engin ecompartmen tcontains moving
components. Certain components, such as
the radiator fan, may continue to run or start
again suddenly when the ignition is off. There is ar isk of injury.
If you need to do any work inside the engine
compartment:
Rswitc hoff the ignition
Rneve rreach int othe area where ther eisa
risk of danger from movingc omponents,
such as the fan rotation area
Rremovej ewelry and watches
Rkeep items of clothing and hair, for exam-
ple, away from movingp arts
GWARNING
The ignition system operate swithahigh volt-
age. If you touc hthe live components, you
could receiv eanelectric shock.T here is an
increased risk of injury.
Never touc hcomponents of the ignition sys-
tem if:
Rthe engin eisrunning or being started
Rthe key is in radio position or drive position
in the ignition lock
The live components of the ignition system are,
for example:
Rignition coils
Rspark plug connectors
Rdiagnostic sockets
GWARNING
Certain components in the engin ecompart-
ment ,such as the engine, radiator and parts
of the exhaust system ,can becomev ery hot.
Working in the engin ecompartmen tposes a
risk of injury.
Where possible, let the engin ecool down and
touc honly the components described in the
following.
If you have to carry out work in the engin ecom-
partment ,only touc hthe following components:
RHood
ROil dipstick
REngine oil filler nec kcap
RWasher fluid reservoir cap
RCoolant expansion tan kcap
240Engine compartment
Maintenance and care
or other service products. There isarisk of
injury.
Let an overheated engine cool down before
opening the hood. If there is afire in the
engine compartment, keep the hood closed
and contact the fire department.
GWARNING
Certain components in the engine compart-
ment,s uch as the engine, radiator and parts
of the exhaust system, can become very hot.
Working in the engine compartment poses a
risk of injury.
Where possible, let the engine cool down and touch only the components described in the
following.
!Do not use your hands to push the hood
down. You could damage it otherwise.
XHold support strut ?and lift the hood
slightly.
XGuide support strut ?towards retainer =
and apply slight pressure to make it engage.
XLower the hood and allow it to fall with
momentum from aheight of approximately
1ft( 30 cm).
The hood locks audibly.
XCheck that the hood is correctly locked.
If the hood can be raised slightly, it is not
properly engaged. If the hood is not correctly
engaged, open the hood again. Let the hood
fall with alittle more momentum.
Overview of the engine compartment
Engin ecompartment (example)
:
Engin eoil filler neck cap (Ypage 242)
;Brake fluid reservoir cap (Ypage 245)
=Coolant expansion tank cap (Ypage 244)
?Washer fluid reservoir cap (Ypage 246)
Regularly check the fluid level and the assembly
for leaks. If you detect fluid loss, e.g. oil flecks on the vehicle parking space, consult aqualified
specialist workshop immediately.
Engine oil
General notes
!Engin eoil gets dirty in the course of opera-
tion and its quality and volume are gradually
diminished. Regularly check the oil level, and top up or have it replaced as needed.
Observe the information on approved engine
oils and oil consumption under "Service prod-
ucts and capacities" (
Ypage 298).
You can check the oil level in the engine:
Rwith the oil dipstick
Checking the oil level using the oil dip-
stick
GWARNING
Opening the hood when the engine is over-
heated or when there is afire in the engine
compartment could expose you to hot gases
or other service products. There is arisk of
injury.
Let an overheated engine cool down before
opening the hood. If there is afire in the
242Engine compartment
Maintenance and care