Page 123 of 317
Lighting121Interior lighting
Instrument panel
illumination control
Brightness of the following lights can
be adjusted when the exterior lights
are on:
● instrument panel illumination
● Info-Display
● illuminated switches and operation elements
Turn thumb wheel A and hold until
the desired brightness is obtained.
Interior lights
During entry and exit of the vehicle,
the front and rear courtesy lights
automatically switch on and then off
after a delay.
Note
In the event of an accident with
airbag deployment the courtesy
lights are turned on automatically.
Front courtesy lightw:automatic switching on
and offpress u:onpress v:offRear courtesy lights
Illuminate in conjunction with the front
courtesy light depending on rocker
switch position.
Page 124 of 317

122LightingReading lights
Operated by pressing s and t in
front and rear courtesy lights.
Sunvisor lights Illuminates when the cover is opened.
Lighting features
Centre console lighting Spotlight incorporated in the interior
lighting comes on when headlights
are switched on.
Entry lighting
Welcome lighting Headlights, tail lights, number plate
lights, instrument panel light, interior
lights and the light pipes in doors and
FlexConsole are switched on for a
short time by unlocking the vehicle
with the radio remote control. This
function works only in the dark and
facilitates locating the vehicle.
The lighting switches off immediately
when the ignition key is turned to
position 1 3 182.
Activation or deactivation of this
function can be changed in the
Settings menu in the Info-Display.
Vehicle personalisation 3 108.
The settings can be saved for the key being used 3 22.The following lights will additionally
switch on when the driver's door is
opened:
● illumination of some switches
● Driver Information Centre
● door pocket lights
Exit lighting The following lights switch on if the
key is removed from the ignition
switch:
● interior lights
● instrument panel light (only when
it is dark)
● light tubes in doors
● number plate lights (puddle lights)
They will switch off automatically after
a delay and will be activated again if
the driver's door is opened.
Path lighting Headlights, tail lights and number
plate lights illuminate the surrounding
area for an adjustable time after
leaving the vehicle.
Page 240 of 317

238Vehicle careVehicle careGeneral Information...................239
Accessories and vehicle modifications .......................... 239
Vehicle storage ........................239
End-of-life vehicle recovery .....240
Vehicle checks ........................... 240
Performing work ......................240
Bonnet ..................................... 240
Engine oil ................................. 241
Engine coolant ......................... 242
Power steering fluid .................243
Washer fluid ............................ 244
Brakes ..................................... 244
Brake fluid ............................... 244
Vehicle battery ......................... 244
Diesel fuel system bleeding .....246
Wiper blade replacement ........246
Bulb replacement .......................247
Halogen headlights ..................247
LED headlights ........................ 249
Front fog lights ......................... 249
Tail lights ................................. 250
Side turn lights ......................... 253
Number plate light ...................253Interior lights ............................ 254
Instrument panel illumination ...254
Electrical system ........................254
Fuses ....................................... 254
Engine compartment fuse box . 256
Instrument panel fuse box .......258
Load compartment fuse box ....259
Vehicle tools .............................. 261
Tools ........................................ 261
Wheels and tyres .......................261
Winter tyres ............................. 261
Tyre designations ....................261
Tyre pressure .......................... 262
Tyre pressure monitoring system .................................... 263
Tread depth ............................. 266
Changing tyre and wheel size . 267
Wheel covers ........................... 267
Tyre chains .............................. 267
Tyre repair kit .......................... 267
Wheel changing .......................270
Spare wheel ............................ 271
Jump starting ............................. 276
Towing ....................................... 278
Towing the vehicle ...................278
Towing another vehicle ...........279Appearance care .......................280
Exterior care ............................ 280
Interior care ............................. 282
Page 256 of 317
254Vehicle care
2. Remove the bulb from the socketby pulling.
3. Replace the bulb and insert it into
the socket.
4. Push the cover into the housing.
Interior lights
Courtesy lights, reading lights Have bulbs replaced by a workshop.
Load compartment light
Have bulbs replaced by a workshop.
Instrument panel illumination
Have bulbs replaced by a workshop.Electrical system
Fuses Data on the replacement fuse must
match the data on the defective fuse.
There are three fuse boxes in the
vehicle, depending on vehicle
version:
● in the front left of the engine compartment
● in left-hand drive vehicles, in the interior behind the storage
compartment, or, in right-hand
drive vehicles, behind the
glovebox
● behind a cover on the left side of the load compartment
Before replacing a fuse, turn off the
respective switch and the ignition.
Page 259 of 317

Vehicle care257No.Circuit16Starter17Transmission control module18Heated rear window19Front power windows20Rear power windows21Rear electrical centre (with fuse
box in the load compartment)
Heated front seats (without fuse box in the load compartment)22Left high beam (Halogen)23–24Right headlight (LED)25Left headlight (LED)26Front fog lights27Diesel fuel heating28Stop-start system29Electric parking brake30ABSNo.Circuit31Adaptive cruise control32Airbag33Adaptive forward lighting/Auto‐
matic light control34Exhaust gas recirculation35Exterior mirror/Rain sensor36Climate control37Canister vent solenoid38Vacuum pump39Central control module40Windscreen washer/Rear
window washer system41Right high beam (Halogen)42Radiator fan43Windscreen wiper44Windscreen wiper45Radiator fan46–No.Circuit47Horn48Radiator fan49Fuel pump50Headlamp levelling/Adaptive
forward lighting51Air shutter52Auxiliary heater/Diesel engine53Transmission control module/
Engine control module54Vacuum pump/Instrument
panel cluster/Heating ventila‐
tion/Air conditioning system
After having changed defective fuses,
close the fuse box cover and press
until it engages.
If the fuse box cover is not closed
correctly, malfunctions may occur.
Page 260 of 317
258Vehicle careInstrument panel fuse box
In left-hand drive vehicles, the fuse
box is behind the storage
compartment in the instrument panel.
Open the compartment and push it to the left to unlock. Fold the
compartment down and remove it.
In right-hand drive vehicles, the fuse
box is located behind a cover in the
glovebox. Open the glovebox, then
open the cover and fold it down.
No.Circuit1Cruise control/Speed limiter/
Adaptive cruise control/Steering wheel controls2Exterior lights/Body control
module3Exterior lights/Body control
module4Infotainment system5Infotainment system/Instrument6Power outlet/Cigarette lighter7Power outlet8Left low beam/Body control
module9Right low beam/Body control
module/Airbag module10Door locks/Body control module11Interior fan12–13Sunblind
Page 261 of 317
Vehicle care259No.Circuit14Diagnostic connector15Airbag16Power outlet17Air conditioning system18Logistics19Body control module20Body control module21Instrument panel cluster/Anti-
theft alarm system22Ignition sensor23Body control module24Body control module25Steering wheel heating26–
Load compartment fuse box
The fuse box is on the left side of the
load compartment behind a cover.
Remove the cover.
If equipped with tyre repair kit,
remove the complete box.
Fuse assignments
Page 284 of 317

282Vehicle careAfter the underbody is washed, checkthe underbody and have it waxed if
necessary.
Bitumen/rubber materials could
damage the PVC coating. Have
underbody work carried out by a
workshop.
Before and after winter, wash the
underbody and have the protective
wax coating checked.
Liquid gas system9 Danger
Liquid gas is heavier than air and
can collect in sink points.
Take care when performing work
at the underbody in a pit.
For painting work and when using a
drying booth at a temperature above
60 °C, the liquid gas tank must be
removed.
Do not make any modifications to the
liquid gas system.
Towing equipment
Do not clean the coupling ball bar with a steam-jet or high-pressure jet
cleaner.
Rear carrier system Clean the rear carrier system with a
steam-jet or high-pressure jet cleaner
at least once a year.
Operate the rear carrier system
periodically if not in regular use, in
particular during winter.
Air shutter Clean the shutter system in the front
bumper to maintain correct
functionality.
Interior care
Interior and upholstery Only clean the vehicle interior,
including the instrument panel fascia
and panelling, with a dry cloth or
interior cleaner.Clean the leather upholstery with
clear water and a soft cloth. In case of
heavy soiling, use leather care.
The instrument cluster and the
displays should only be cleaned using a soft damp cloth. If necessary use aweak soap solution.
Clean fabric upholstery with a
vacuum cleaner and brush. Remove
stains with an upholstery cleaner.
Clothing fabrics may not be
colourfast. This could cause visible
discolourations, especially on light-
coloured upholstery. Removable
stains and discolourations should be
cleaned as soon as possible.
Clean seat belts with lukewarm water or interior cleaner.Caution
Close Velcro fasteners as open
Velcro fasteners on clothing could damage seat upholstery.
The same applies to clothing with
sharp-edged objects, like zips or
belts or studded jeans.