Page 114 of 267

112LightingLightingExterior lighting.......................... 112
Light switch .............................. 112
Automatic light control .............113
High beam ............................... 114
Headlight flash ......................... 114
Headlight range adjustment ....114
Headlights when driving abroad .................................... 114
Daytime running lights .............115
Xenon lighting system .............115
Hazard warning flashers ..........116
Turn and lane-change signals . 117
Front fog lights ......................... 117
Rear fog light ........................... 117
Parking lights ........................... 118
Reversing lights .......................118
Misted light covers ...................118
Interior lighting ........................... 118
Instrument panel illumination control ..................................... 118
Interior lights ............................ 119
Reading lights .......................... 120
Lighting features ........................120
Entry lighting ............................ 120Exit lighting.............................. 120
Battery discharge protection ....121Exterior lighting
Light switch
Turn light switch:
7:lights off8:sidelights9:headlights
Control indicator 8 3 95.
Page 120 of 267
118LightingParking lights
When the vehicle is parked, the
parking lights on one side can be
activated:
1. Switch off the ignition.
2. Move the turn signal lever all the way up (right parking lights) or
down (left parking lights).
Confirmed by an acoustic signal and
the corresponding turn signal control
indicator.
Reversing lights
The reversing light comes on when
the ignition is on and reverse gear is
selected.
Misted light covers
The inside of the light housing may
mist up briefly in poor, wet and cold weather conditions, in heavy rain or
after washing. The mist disappears
quickly by itself; to help switch on the
headlights.Interior lighting
Instrument panel illumination control
Brightness of the following lights can
be adjusted when the exterior lights
are on:
● instrument panel illumination
● dome light
● Info-Display
● illuminated switches and operation elements
Turn thumb wheel A and hold until
the desired brightness is obtained.
Page 122 of 267

120LightingDome light
Spotlight incorporated in the inside
mirror housing comes on when
headlights are switched on.
Dome light illuminates gear shifting
console indirectly.
Reading lights
Operated by pressing 2 for the left
and right side.
Lighting features
Entry lighting
Welcome lighting
The following lights are switched on
for a short time by unlocking the
vehicle with the radio remote control:
● headlights
● tail lights
● number plate lights
● instrument panel light
● interior lights
Some functions are only operable
when it is dark outside, to facilitate locating the vehicle.
Lighting switches off immediately
when the ignition key is turned to
position 1 3 133.
Activation or deactivation of this
function can be changed in the
Info-Display.
Vehicle personalisation 3 105.
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 all switches
● Driver Information Centre
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)
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 190 of 267

188Vehicle careVehicle careGeneral Information...................189
Accessories and vehicle modifications .......................... 189
Vehicle storage ........................189
End-of-life vehicle recovery .....190
Vehicle checks ........................... 190
Performing work ......................190
Bonnet ..................................... 190
Engine oil ................................. 191
Engine coolant ......................... 192
Washer fluid ............................ 194
Brakes ..................................... 194
Brake fluid ............................... 194
Vehicle battery ......................... 194
Diesel fuel system bleeding .....196
Wiper blade replacement ........196
Bulb replacement .......................197
Halogen headlights ..................197
Xenon headlights .....................200
Fog lights ................................. 201
Front turn signal lights .............201
Tail lights ................................. 201
Side turn signal lights ..............203
Centre high-mounted brake light ......................................... 204Number plate light...................204
Interior lights ............................ 205
Instrument panel illumination ...205
Electrical system ........................205
Fuses ....................................... 205
Engine compartment fuse box . 206
Instrument panel fuse box .......208
Vehicle tools .............................. 210
Tools ........................................ 210
Wheels and tyres .......................211
Winter tyres ............................. 211
Tyre designations ....................211
Tyre pressure .......................... 212
Tyre pressure monitoring system .................................... 213
Tread depth ............................. 217
Changing tyre and wheel size . 217
Wheel covers ........................... 218
Tyre chains .............................. 218
Tyre repair kit .......................... 218
Wheel changing .......................224
Spare wheel ............................ 226
Jump starting ............................. 228
Towing ....................................... 230
Towing the vehicle ...................230
Towing another vehicle ...........231Appearance care .......................232
Exterior care ............................ 232
Interior care ............................. 234
Page 207 of 267

Vehicle care2054. Pull bulb from bulb holder andreplace it.
5. Insert bulb holder into lamp housing and turn clockwise.
6. Insert lamp into bumper and let engage.
Interior lights
Courtesy light, reading lights
Have bulbs replaced by a workshop.
Load compartment light
Have bulbs replaced by a workshop.
Dome 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 two fuse boxes in the
vehicle:
● in the front left of the engine compartment
● in left-hand drive vehicles, behind
the light switch, or, in right-hand
drive vehicles, behind the
glovebox
Before replacing a fuse, turn off the respective switch and the ignition.There are different kinds of fuses in
the vehicle.
Depending on the type of fuse, a
blown fuse can be recognized by its
melted wire. Do not replace the fuse until the cause of the fault has been
remedied.
Some functions are protected by
several fuses.
Fuses may also be inserted without existence of a function.
Fuse extractorA fuse extractor may be located in the
fuse box in the engine compartment.
Page 210 of 267
208Vehicle careNo.Circuit1ABS pump2Front wiper3Blower4Instrument panel5–6Diesel fuel heater7Transmission8Cooling fan low9Cooling fan high10Cooling fan11Starter
After having changed defective fuses
close the fuse box cover and press
until it engages.
If the fuse box cover is not closed
correctly, malfunction may occur.
Instrument panel fuse box
The fuse box is located behind a
cover in the glovebox. Open the
glovebox, then open the cover and
fold it down.
Page 211 of 267
Vehicle care209No.Circuit1–2–3Power windows4Voltage transformer5Body control module 16Body control module 27Body control module 38Body control module 49Body control module 510Body control module 611Body control module 712Body control module 813–14Tailgate15Airbag system16Data link connection17IgnitionNo.Circuit18Air conditioning system19Sunroof20Parking assist/Rain sensor/
Front camera21Brake switch22Audio system23Display24–25Auxiliary jack26Instrument panel27–28–29–30–31Horn32–33Heated steering wheel
Page 236 of 267

234Vehicle careLiquid gas system9Danger
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.
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 a
weak 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.
Plastic and rubber parts
Plastic and rubber parts can be
cleaned with the same cleaner as
used to clean the body. Use interior cleaner if necessary. Do not use any
other agent. Avoid solvents and petrol in particular. Do not use high-
pressure jet cleaners.