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218Vehicle careBulb replacement
Switch off the ignition and switch off
the relevant switch or close the doors.
Only hold a new bulb at the base. Do not touch the bulb glass with bare
hands.
Use only the same bulb type for
replacement.
Replace headlight bulbs from within
the engine compartment.
Bulb check After a bulb replacement switch on
the ignition, operate and check the
lights.
Halogen headlights
Halogen headlights with separate
bulbs for low beam and high beam.
Low beam ( 1) outer bulb
High beam ( 2) inner bulb
Low beam (1)
1. Remove the protective cover by pulling the tab.
2.Withdraw the bulb socket from the
reflector housing.
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220Vehicle careSidelight / daytime running light
with bulbs
1. Rotate the bulb socket anticlockwise to disengage and
withdraw from the reflector.
2. Remove the bulb from the socket by pulling.
3. Replace and insert the new bulb into the socket.
4. Insert the bulb socket into the headlamp housing and turn
clockwise.
Sidelight / daytime running light
with LEDs
In case of defective LEDs, have them replaced by a workshop.
LED headlights Daytime running lights are designedas LEDs and can not be changed.
Have lights repaired by a workshop in
case of failure.
Front fog lights
1. Wrap a cloth around the tip of a flat
screwdriver to prevent paint
damage. Insert the screwdriver in
the recess at the edge of the
cover. Release the cover by
levering it out carefully.
Page 223 of 279
Vehicle care221
2. Unscrew and remove the twoscrews and remove the lightassembly to the front.
3. Turn the bulb socket anticlockwise and remove it from
the light assembly.
4. Disengage the plug connector by pulling the retaining lug.
5. Remove and replace the bulb unit
and attach the plug connector.
Note that the bulb and the socket
are one unit and have to be
changed together.
6. Insert the bulb socket into the light
assembly by turning clockwise
and engage.
7. Mount the light assembly by tightening the two screws.
8. Attach and engage the cover.
Front turn lights
1. Rotate the bulb socket anticlockwise to disengage and
withdraw from the reflector.
Page 224 of 279
222Vehicle care2. Slightly press down the bulb, turnit anticlockwise and remove it
from the socket.
3. Replace and insert the new bulb into socket by turning clockwise.
4. Insert the bulb socket into the reflector and turn clockwise.
Tail lights Light assembly in the body
Vehicle with tailgate
1. Unscrew and remove the two screws.
2. Carefully withdraw the tail lightassembly from recess and
remove. Take care that the cable
duct remains in position.
3. Detach the cable from the retainer.4. Press the retaining lug backwards, pull the bulb carrier
and disengage the remaining
retaining lugs.
Page 226 of 279
224Vehicle careTail light / brake light (1)
Turn light / hazard warning flasher ( 2 ) outer bulb
Reversing light ( 3) inner bulb
Rear fog light ( 4)
6. Attach the bulb carrier to the light assembly.
7. Attach the cable to the retainer. 8. Attach the light assembly to the vehicle body and tighten both
screws.
Centre high-mounted brake light The centre high-mounted brake light
is designed as LED and can not be
changed.
Have lights repaired by a workshop in case of failure.
Bulb check
Switch on the ignition, operate and
check all lights.Side turn lights
To replace the bulb, remove the lamp
housing:
1. Slide the lamp to its left side and remove with its right end.
2. Press the retaining lug upwards and remove the bulb socket from
the plug connector.
3. Replace the complete unit.
4. Insert left end of the lamp, slide to
the left and insert right end.
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Vehicle care225Number plate light
1. Insert a screwdriver, for example,in the recess of the cover and
remove it.
2. Pull the bulb from the bulb holder and replace it.
3. Attach the cover.
Interior lights
Have the following bulbs replaced by
a workshop:
● courtesy light, reading lights
● load compartment light
● instrument panel illuminationElectrical system
Fuses
Data on the replacement fuse must
match the data on the defective fuse.
There are two fuse boxes in the
vehicle:
● engine compartment
● instrument panel
Before replacing a fuse, turn off the
respective switch and the ignition.
A blown fuse can be recognised by its melted wire.Caution
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.
Page 229 of 279
Vehicle care227No.Circuit16Front fog lights18Right headlight19Left headlight29Windscreen wiper
After having changed defective fuses,
close the fuse box cover and lock it.
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 instrument panel at the
left side.Remove the cover by pulling at the
top left, then at the right side.No.Circuit1Inductive charging, clutch
switch, selective ride control,
power steering, diesel exhaust
system, interior mirror4Horn6Windscreen washer7Power outlet rear10Door lock
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228Vehicle careNo.Circuit12Diagnostic connector, power
supply transformer13Head-up display, climate
control, Infotainment system14Anti-theft alarm system, tele‐
matic unit15Automatic transmission, instru‐
ment cluster, climate control16Starter, power supply trans‐
former17Instrument cluster19Trailer socket, steering wheel
controls21Anti-theft system, power button22Rear view camera, rain and light sensor23Seat belt reminder, special
vehicle control module, start-
stop, trailer socketNo.Circuit24Parking assist, Infotainment
system, rear view camera, side
blind spot camera25Airbag26Steering angle sensor27Parking heater29Infotainment system31-32Power outlet34Parking assist, interior mirror35Diagnostic connector, headlight
range adjustment, heated wind‐ screen, climate control36Interior lights, USB portVehicle tools
Tools
Vehicles with spare wheel
Open the cover of the footwell storage
3 74.