Page 194 of 246

Hood
Information WARNING
Improperly executed work in the engine
compartment can damage components and
lead to a safety risk. There is risk of accidents or
risk of property damage. ◀
WARNING
The engine compartment accommodates
moving components. Certain components can
move in the engine compartment with the ve‐
hicle switched off, e.g. the cooler fan. There is
risk of injuries. Do not reach into the area of
moving parts. Keep articles of clothing and hair
away from moving parts. ◀
CAUTION
Folded-away wipers can be jammed
when the hood is opened. There is risk of prop‐
erty damage. Make sure that the wipers with
the wiper blades mounted are folded down onto the windshield before opening the
hood. ◀
WARNING
There are protruding parts, e.g. lock
hook, on the inside of the hood. There is risk of
injuries. If the hood is open, pay attention to
protruding parts and keep these areas clear. ◀
WARNING
An incorrectly locked hood can open
while driving and restrict visibility. There is risk
of an accident. Stop immediately and correctly
close the hood. ◀
WARNING
Body parts can be jammed on opening
and closing the hood. There is risk of injuries.
Make sure that the area of movement of the
hood is clear during opening and closing. ◀Opening the hood1.Pull lever, arrow 1.
Hood is unlocked.2.After the lever is released, pull the lever
again, arrow 2.
Hood can be opened.
Indicator/warning lights
When the hood is opened, a Check Control
message is displayed.
Closing the hood
Let the hood fall from approx. 16 in/40 cm, ar‐
row.
The hood must audibly engage on both sides.
Seite 194MOBILITYEngine compartment194
Online Edition for Part no. 01 40 2 963 334 - VI/15
Page 198 of 246

CoolantVehicle features and op‐
tions
This chapter describes all standard, country-
specific and optional features offered with the
series. It also describes features that are not
necessarily available in your car, e. g., due to
the selected options or country versions. This
also applies to safety-related functions and sys‐
tems. The respectively applicable country provi‐
sions must be observed when using the respec‐
tive features and systems.
Information WARNING
With the engine hot and the cooling sys‐
tem open, coolant can escape and lead to
burns. There is risk of injuries. Only open the cooling system with the engine cooled down. ◀
WARNING
Additives are harmful and incorrect addi‐
tives can damage the engine. There is risk of in‐
juries and risk of property damage. Avoid the
contact of articles of clothing, skin or eyes with
additives. Do not swallow any additives. Use
suitable additives only. ◀
Coolant consists of water and additives.
Not all commercially available additives are
suitable for the vehicle. Information about suit‐
able additives is available from a dealer’s serv‐
ice center or another qualified service center or
repair shop.
Coolant level
Overview Opening the hood, refer to page 194The coolant reservoir is in the engine compart‐
ment, refer to page 193.
Checking
There are yellow Min and Max marks in the
coolant reservoir.1.Let the engine cool.2.Turn the lid of the coolant reservoir slightly
counterclockwise to allow any excess pres‐
sure to dissipate, then open it.3.The coolant level is correct if it lies between
the minimum and maximum marks in the
filler neck.Seite 198MOBILITYCoolant198
Online Edition for Part no. 01 40 2 963 334 - VI/15
Page 199 of 246
Adding1.Let the engine cool.2.Turn the lid of the coolant reservoir slightly
counterclockwise to allow any excess pres‐
sure to dissipate, then open it.3.If the coolant is low, slowly add coolant up
to the specified level; do not overfill.4.Close cap.5.Have the cause of the coolant loss elimi‐
nated as soon as possible.
Disposal
Comply with the relevant environmen‐
tal protection regulations when dispos‐
ing of coolant and coolant additives.
Seite 199CoolantMOBILITY199
Online Edition for Part no. 01 40 2 963 334 - VI/15
Page 201 of 246

service center or repair shop. Records of regu‐
lar maintenance and repair work should be re‐
tained.
Socket for OBD Onboard
Diagnosis
Information CAUTION
Improper use of the socket for Onboard
Diagnosis can lead to vehicle malfunctions.
There is risk of property damage. The manufac‐
turer of your vehicle strongly recommends ac‐
cess to the socket for Onboard Diagnosis be
limited to a dealer's service center, another
qualified service center or repair shop or other
authorized persons. ◀
Position
There is an OBD socket on the driver's side for
checking the primary components in the vehi‐
cle's emissions.
Emissions
▷The warning lamp lights up:
Emissions are deteriorating. Have
the vehicle checked as soon as pos‐
sible.▷The warning lamp flashes under certain cir‐
cumstances:
This indicates that there is excessive misfir‐
ing in the engine.Reduce the vehicle speed and have the sys‐
tem checked immediately; otherwise, seri‐
ous engine misfiring within a brief period
can seriously damage emission control
components, in particular the catalytic con‐
verter.Seite 201MaintenanceMOBILITY201
Online Edition for Part no. 01 40 2 963 334 - VI/15
Page 203 of 246

Then pull the wiper blade free from the
holder of the wiper arm, arrow 2.4.Insert and latch a new wiper blade in re‐
verse order.5.Fold down the wipers.
Replace rear wiper blade
1.Fold up and hold the wiper arm firmly.2.Turn the wiper blade all the way back.3.Continue turning the wiper blade all the
way so that it pops out of the holder.4.Press the new wiper blade into the holder
until you hear it snap into place.5.Fold the wipers in.
Lamp and bulb replace‐
ment
General information Lights and bulbs make an essential contribution
to vehicle safety.
The manufacturer of the vehicle recommends
that you have appropriate work performed by a
dealer’s service center or another qualified
service center or repair shop if you are unfami‐
liar with it or if it has not been described here.
A spare lamp box is available from a dealer’s
service center or another qualified service cen‐
ter or repair shop.
Information
Lights and bulbs WARNING
Bulbs can get hot during operation. Con‐
tact with the bulbs can cause burns. There is
risk of injuries. Only change bulbs after they
have cooled off. ◀
WARNING
Work on switched-on lighting systems
can cause short circuits. There is risk of injuries
or risk of property damage. When working on
the lighting system, switch off the lamps in
question. If necessary, heed the bulb manufac‐
turer's instructions. ◀
CAUTION
Contaminated bulbs reduce their service
life. There is risk of property damage. Do not
hold new bulbs with your bare hands. Use a
clean cloth or something similar, or hold the
bulb by its base. ◀
Light-emitting diodes (LEDs)
Some items of equipment use light-emitting di‐
odes installed behind a cover as a light source.
These light-emitting diodes, which are related
to conventional lasers, are officially designated
as Class 1 light-emitting diodes.
WARNING
Too intensive brightness can irritate or
damage the retina of the eye. There is risk of
injuries. Do not look directly into the headlights
or other light sources for an extended period of
time. Do not remove the LED covers. ◀Seite 203Replacing componentsMOBILITY203
Online Edition for Part no. 01 40 2 963 334 - VI/15
Page 204 of 246
Headlight glass
Condensation can form on the inside of the ex‐
ternal lights in cool or humid weather. When
driving with the lights switched on, the conden‐
sation evaporates after a short time. The head‐
light glass does not need to be changed.
If despite driving with the lights switched on,
increasing humidity forms, e. g. water droplets
in the lamp, the manufacturer of your vehicle
recommends having it checked by a dealer’s
service center or another qualified service cen‐
ter or repair shop.
Front lights, bulb replacement
Overview Halogen headlights1Low beams/high beams2Turn signalLED headlights1Daytime running lights2Low beams/high beams3Turn signal
Bug light
1Parking lights2Daytime running lights3Fog lights
LED bug light
1Parking lights2Fog lightsSeite 204MOBILITYReplacing components204
Online Edition for Part no. 01 40 2 963 334 - VI/15
Page 205 of 246

LED low beams/LED high beamsFollow the general instructions on lights and
bulbs, refer to page 203.
The lights feature LED technology. Contact a
dealer’s service center or another qualified
service center or repair shop in the event of a
malfunction.
Halogen low beams/halogen high
beams
Follow the general instructions on lights and
bulbs, refer to page 203.
Bulbs: H41.Open the hood, refer to page 194.2.Turn the lid counterclockwise, arrow, and
remove.3.Pull off the connector.4.Unclip spring clip, arrow, and fold down.5.Remove the bulb from the headlight hous‐
ing.6.Insert the new bulb and install the cover in
the reverse order.Turn signal
Follow the general instructions on lights and
bulbs, refer to page 203.
Bulbs: PW24W
With white turn signal lights: PWY24W1.Turn the steering wheel.2.Turn the lid counterclockwise, arrow 1, and
remove.3.Unscrew the inner lid counterclockwise,
and remove it.4.Pull bulb holder out of the bulb housing; if
needed, loosen it with small tilting move‐
ments if possible.Seite 205Replacing componentsMOBILITY205
Online Edition for Part no. 01 40 2 963 334 - VI/15
Page 206 of 246

5.Pull the bulb out of the fixture.6.Insert the new bulb and install the cover in
the reverse order.
LED parking lights/LED fog lights
Follow the general instructions on lights and
bulbs, refer to page 203.
The lights feature LED technology. Contact a
dealer’s service center or another qualified
service center or repair shop in the event of a
malfunction.
Parking lights/fog lights/daytime
running lights
Follow the general instructions on lights and
bulbs, refer to page 203.
Bulbs:
▷Parking lights for halogen headlights: W5W
Parking lights for LED headlights: W5W NBV▷Daytime running light: PSX24W▷Fog lamp: H8
Replacing the bulbs
1.Turn the steering wheel.2.Turn the lid counterclockwise, arrow 2, and
remove.3.Remove the corresponding connector.4.Remove the bulb holder.▷Turn the parking light bulb holder coun‐
ter-clockwise, arrow 1, and remove.▷Press together the upper and lower
locking of the daytime running lightsbulb holder, arrow 2, and remove the
bulb holder.
For better accessibility, if needed, re‐
move the bulb of the fog lamp before‐
hand.▷Turn the fog light bulb holder counter-
clockwise, arrow 3, and remove.5.Pull the bulb out of the fixture.6.Insert the new bulb and install the cover in
the reverse order.
The daytime running lights bulb holder en‐
gages audibly, first below, then above.
Tail lights, bulb replacement
Overview
Vehicles with a rear fog lamp
1Side tail lights2Rear fog lamp3License plate lamp4Center brake lampSeite 206MOBILITYReplacing components206
Online Edition for Part no. 01 40 2 963 334 - VI/15