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164Driving and operating
Fitting the detachable coupling
ball bar
Disengage and fold down the socket. Remove the sealing plug from the
opening for the coupling ball bar and
stow it.
Checking the tensioning of the
coupling ball bar
■ Red marking on rotary knob must
point towards green marking on
coupling ball bar.
■ The gap between the rotary knob and the coupling ball bar must beapprox. 5 mm.
Otherwise, the coupling ball bar must be tensioned before being inserted:
Pull out rotary knob and turn
clockwise as far as it will go.
Inserting the coupling ball bar
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Driving and operating165
Insert the tensioned coupling ball bar
in the opening and push firmly
upwards until it audibly engages.
The rotary handle snaps back into its
original position resting against the
coupling ball bar without a gap.9 Warning
Do not touch rotary handle during
insertion.
Lock the coupling ball bar by turning the key clockwise. Remove the key
and close the protective flap.
Eye for break-away stopping cable
Attach breakaway stopping cable to
eye.
Check that the coupling ball bar is correctly installed
■ Green marking on rotary knob must
point towards green marking on
coupling ball bar.
■ There must be no gap between the
rotary handle and the coupling ball
bar.
■ The coupling ball bar must be firmly
engaged in the opening.
■ The coupling ball bar must be locked and the key removed.9 Warning
Towing a trailer is permitted only
when a coupling ball bar is fitted correctly. If the coupling ball bardoes not engage correctly, seekthe assistance of a workshop.
Dismounting the detachable
coupling ball bar
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166Driving and operating
Open the protective flap and turn the
key clockwise to unlock the coupling
ball bar.
Pull out rotary handle and turn
clockwise as far as it will go. Pull out coupling ball bar downwards.
Insert sealing plug in opening. Fold away socket.
Page 177 of 245
Vehicle care175
Lift the wiper arm, press button to
disengage the wiper blade and
remove.
Attach the wiper blade slightly angled
to the wiper arm and push until it
engages.
Lower wiper arm carefully.
Wiper blade on the rear window
Lift wiper arm. Disengage wiper blade as shown in illustration and remove.
Attach the wiper blade slightly angled
to the wiper arm and push until it
engages.
Lower wiper arm carefully.
Bulb 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.
Halogen headlightsHeadlights have separate systems for low beam 1 (outer bulbs) and high
beam 2 (inner bulbs).
Low beam
1. Rotate the cap 1 anticlockwise
and remove it.
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176Vehicle care
2.Push the bulb holder upwards and
withdraw the bulb holder from the
reflector.
3. Detach the bulb from the bulb holder and replace the bulb.
4. Insert the bulb holder into the reflector.
5. Fit the cap and rotate clockwise.
High beam
1. Rotate the cap 2 anticlockwise
and remove it.
2. Detach the plug from the bulb.
3. Disengage the spring clip and then swivel it backwards.
4. Remove and replace the bulb.
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Vehicle care177
5. Swivel the spring clip forwardsand engage.
6. Attach the plug to the bulb.
7. Fit the cap and rotate clockwise.
Sidelight/Daytime running light
1. Rotate the bulb holder anticlockwise and remove it.
2. Detach bulb from the bulb holderand replace it.
3. Insert the bulb holder into the reflector and rotate clockwise.
Sidelight/Daytime running light with LEDs
On another version sidelight and
daytime running lights are designed
as LEDs. In case of defective have
LEDs replaced by a workshop.
Adaptive forward lighting
Headlights have separate systems for low beam and high beam 1 (outer
bulbs) and cornering light 2 (inner
bulbs).
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178Vehicle care
Low beam/High beam
1. Rotate the cap 1 anticlockwise
and remove it.
2. Rotate the bulb holder clockwise to disengage. Withdraw the bulb
holder from the reflector.
3. Disengage the bulb holder from the plug connector by pressing
the retaining lug.
4. Replace the bulb and connect bulb holder with the plug
connector.
5. Insert the bulb holder, engaging the two lugs into the reflector and
rotate anticlockwise to secure.
6. Fit the cap and rotate clockwise.
Cornering light
1. Rotate protective cover 2
anticlockwise and remove.
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Vehicle care179
2. Rotate the bulb holderanticlockwise to disengage.
Withdraw the bulb holder from the
reflector.
3. Disengage the bulb holder from the plug connector by pressing
the retaining lugs.
4. Replace the bulb and connect bulb holder with the plug
connector.
5. Insert the bulb holder, engaging the two lugs into the reflector and
rotate clockwise to secure.
6. Fit the cap and rotate clockwise.
Sidelight/Daytime running light
Sidelight and daytime running lights
are designed as LEDs. In case of failure, have LEDs replaced by a
workshop.
Fog lights
The bulbs are accessible from the
underside of the vehicle.
1. Turn the bulb holder anticlockwise
and remove it from the reflector.