The essentials
Bonnet Fig. 7
Unlocking the bonnet. ●
Opening the bonnet: Pull the lever under
the d a
shbo
ard ››› Fig. 7 1 .
● Lifting up the bonnet: press the release
c at
c
h under the bonnet upwards ››› Fig. 7 2 .
The arr e
s
ter hook under the bonnet is re-
leased.
● The bonnet can be opened. Release the
bonnet st
ay and secure it in the fixture de-
signed for this in the bonnet.
››› in Introduction on page 202
›››
page 202 Electric windows*
Fig. 8
Detail of the driver door: controls for
the w indo
w
s. ●
Opening the window: Press the butt
on.
● C
losing the window: Pull the button.
B
uttons on the driver door Window on the front left door
Window on the front right door
Window on the rear left door
Window on the rear right door
Safety switch for deactivating the electric
window buttons in the rear doors.
1 2
3
4
5
››› in Operation of the electric windows
on page 115
››› page 115 Before driving
M anua
l
ly adjusting the front seats Fig. 9
Front seats: manual seat adjustment. Forward/back: pull the lever and move
the se
at
f
orwards or backwards.
Raising/lowering: pull/push the lever.
Tilting the backrest: pull the lever back.
››› in Introduction on page 127 1
2
3
11
The essentials
outside temperature as a result of the heat
pr oduc
ed b
y the engine.
The temperatures measured range from
-40°C to +50°C (-40°F to +122°F).
Gear-change indicator Fig. 37
Instrument panel: gear-change indica-
t or (m
anual
gearbox). A gear change will be recommended if the
g
e
ar
you are in is not the most economical
choice. If no gear-change is recommended, it
means that you are already in the most eco-
nomical gear.
Vehicles with a manual gearbox
The following display symbols ›››
Fig. 37
mean: ●
Chang
e to a higher gear: the suggested
gear appears to the right of the current gear
when a higher gear is recommended .
● Change to a lower gear: the suggested
ge
ar appears to the left of the current gear
when a lower gear is recommended .
The gear recommendation may occasionally
skip a gear (2nd 4th).
Vehicles with an automatic gearbox*
The display is only visible in tiptronic mode
››› page 159.
The following display symbols mean:
● Shiftin g up a gear
●
Shifting down a gear CAUTION
The gear-change indicator is intended to help
sav e f
uel, but it is not intended to recom-
mend the right gear for all driving situations.
In certain situations, only the driver can
choose the correct gear (for instance when
overtaking, driving up a steep gradient or
towing a trailer). Note
The display disappears from the instrument
panel when
you press the clutch pedal. Bonnet, rear lid and doors open
Fig. 38
A: bonnet open; B: rear lid open; C:
fr ont
l
eft door open; D: rear right door open
(5-door vehicles only). When the ignition is switched on or when
driv
in
g, the bonnet, r
ear lid or doors that are
open will be indicated on the instrument pan-
el display, and, as applicable, this will be in-
dicated audibly. The display may vary accord-
ing to the type of instrument panel fitted. » 25
The essentialsIllustra-
tionKey to ››› Fig. 38
A Do not continue driving!
The bonnet is open or is not properly
closed ››› page 202.
B Do not continue driving!
The rear lid is open or is not properly
closed ››› page 10.
C, D Do not continue driving!
A vehicle door is open or is not properly
closed ››› page 107. Warning and information messages
The system runs a check on certain compo-
nents
and f
u
nctions when the ignition is
switched on and while the vehicle is moving.
Faults in the operation are displayed on the
screen using red and yellow symbols and
messages on the instrument panel display
( ››› page 32, ››› page 32) and, in some ca-
ses, with audible warnings. The display may
vary according to the type of instrument pan-
el fitted.
Priority 1 warning (red symbols)
Symbol flashing or lit; partly combined with audible
warnings.
Stop the vehicle! It is dangerous ››› in Warning
and control lamps on page 98 !
Check the function that is faulty and repair it. If necessa-
ry, request assistance from specialised personnel.
Priority 2 warning (yellow symbols)
Symbol flashing or lit; partly combined with audible
warnings.
A faulty function, or fluids which are below the correct
levels may cause damage to the vehicle! ›››
in Warn-
ing and control lamps on page 99
Check the faulty function as soon as possible. If neces-
sary, request assistance from specialised personnel.
Informative text
Information relating to different vehicle processes. Submenu Assist systems
Assist
systems
menuFunction
Front As-
sistSwitching the monitoring system on
and off ››› page 176.
Fatigue
detection *Switching the fatigue detection on or
off (pause recommendation)
››› page 182. Driving data
M emor
y The MFD (multifunction display) shows differ-
ent
v
alues for the journey and the consump-
tion.
Changing between display modes on the
MFD
● In vehicles without multifunction steering
wheel:
Press the rocker switch on the
wind s
creen wiper lever ›››
Fig. 35.
● Vehicles with a multifunction steering
whee l:
turn the thumbwheel ›››
Fig. 36.
Multifunction display memory
The multifunction display is equipped with
three memories that work automatically: MFD
from departure, MFD from refuelling and MFD
total calculation. On the screen display, you
can read which memory is currently dis-
played. ● Toggle between memories with the ignition
on and the memory di
splayed: Press the
button on the windscreen wiper lever
or the button of the multifunction steering
wheel .26
The essentials
Front brake pads worn.
›››
page
154
it lights up:
Fault in the ESC, or dis-
connection caused by the system.
flashes: ESC or ASR activated.
ASR manually deactivated.
ABS faulty or does not work.
Rear fog light switched on.›››
page
18
lights up or flashes:
fault in the
emission control system.››› page
164
it lights up:
pre-heating of diesel
engine.
››› page
165
flashes: fault in the diesel engine
management.
fault in the petrol engine manage-
ment.›››
page
165
lights up or flashes:
fault in the
steering system.››› page
150
Tyre pressure too low, or fault in
the tyre pressure monitoring sys-
tem.›››
page
219
Fuel tank almost empty.›››
page
98
Fault in airbag system and seat
belt tensioners.›››
page
66 Other warning lamps
Left or right turn signal.›››
page
19
Hazard warning lights on.››› page
121
Trailer turn signals›››
page
184
it lights up:
Press the foot brake!
flashes: the selector lever locking
button has not engaged.››› page
157
it lights up:
cruise control activated
or speed limiter switched on and
active.
››› page
31
flashes: the speed set by the
speed limiter has been exceeded.
Main beam on or flasher on.›››
page
19 On the instrument panel display
Fig. 41
On the instrument panel display: door
open.
Do not continue driving!
With the corresponding indica-
tion: door(s), rear lid or bonnet
open or not properly closed.››› page
25
Ignition: Do not carry on driv-
ing! Engine coolant level too low,
coolant temperature too high
››› page
208
Flashing: Fault in the engine
coolant system.
Do not continue driving!
Engine oil pressure too low.››› page
205» 33
The essentials
Service position
● Close the bonnet.
● Switch the ignition on and off.
● Press the lever to position 4›››
Fig. 140
››
›
page 125, the wind-
screen wiper arms are set to the service posi-
tion.
Taking off the wiper blade
● Lift the windscreen wiper arm away from
the glas
s moving the blade slightly in the di-
rection of the arm – arrow A
› ›
› Fig. 69
.
● Hold the top of the windscreen wiper arm
with one hand.
● Un
lock the catch 1 with the other hand
and r emo
v
e the blade in the direction of ar-
row B .
Fittin g the w
iper b
lade
● Slide the blade fully until it clicks into posi-
tion.
● Check that the wiper is correctly secured.
● Fold the windscreen wiper arm back down
onto the gla
ss.
● Switch the ignition on and press the lever
to pos
ition 4
› ›
›
Fig. 140
›
›› page 125, the windscreen wiper arms
are set to the basic position. Changing the rear window wiper
bla
de* Fig. 70
Rear window wiper blade. Taking off the wiper blade
● Lift the rear window wiper arm away from
the gl a
s
s moving the blade slightly in the di-
rection of the arm – arrow A
› ›
› Fig. 70
.
● Hold the top of the rear window wiper arm
with one hand.
● Un
lock the catch 1 with the other hand
and r emo
v
e the blade in the direction of ar-
row B .
Fittin g the w
iper b
lade
● Slide the blade fully until it clicks into posi-
tion.
● Check that the wiper is correctly secured.
● Fold the rear window wiper arm back down
onto the gla
ss.54
Fuses and bulbs
Fig. 87
In the engine compartment: fuse box
c o
v
er - 2nd variant Read the additional information carefully
› ›
›
page 43
Only replace fuses with a fuse of the same
amperage (same colour and markings) and
size.
Opening the fuse box ● Open the bonnet ›››
page 202.
● Press lid locking clip upwards in the direc-
tion of the arro
w 1
› ›
› Fig. 86 o ››› Fig. 87. ●
Open the cov
er in the direction indicated
by the arrow 2 .
● Remove the plastic clip from the lid of the
f u
se bo
x.
● Replace the appropriate fuse.
● Place the plastic clip back in its original po-
sition.
● Plac
e the lid on the fuse box and press un-
til
you hear it click into place.
Fuse placement
No.Consumer
1Radiator fan
2Control unit for the glow system
3ABS/ESC control unit
4Additional electric heat - Circuit 2
5Additional electric heat - Circuit 3
6Automatic gearbox
7Engine control unit
8Front windscreen wipers
9Central control unit, battery data module
10ABS/ESC control unit
12Engine components
13Brake pedal switch
No.Consumer
14Engine components, fuel coil relay, radiator fan,
coolant pump
15Engine control unit
16Starter motor
17Engine control unit
18Engine components, additional electric heat re-
lay coils
19Lambda probe
20Control devices for the glow system, heating of
the sump fan Changing bulbs
Intr oduction Read the additional information carefully
› ›
›
page 44.
Depending on how equipped the vehicle is,
there are different sets of headlights and tail
lights:
● Halogen main headlights (double head-
light).
● Full-LED main headlights*.
● Rear bulb light.
● LED rear light*. »
83
Technical data
Advice
Operation
Emergencies
Safety
Fuses and bulbs
Dipped beam headlights
T urn s
ign
al lights
Daylight
Changing side light bulbs Fig. 89
Changing side light bulbs. –
Raise the bonnet.
– Remove the protective cover ›
› ›
Fig. 89.
– Remove the bulb holder ›››
Fig. 89 1 by
p u
l
ling it outwards.
– Remove the bulb by pulling it out and fit
the new one.
– Installation involves all of the above steps
in rever
se sequence.
– Fit the protective cover. Make sure that the
cov
er fits correctly on the housing during
operation.
– Check whether the new bulb is working.
C D
E Changing main beam headlight bulb
Fig. 90
Changing main beam headlight
b u
l
bs. –
Raise the bonnet.
– Remove the protective cover.
– Remove connector ››
›
Fig. 90 1 by pulling
outw ar
d.
– Extr
act the bulb and fit the replacement so
that it
fits correctly into the recess on the
reflector.
– Installation involves all of the above steps
in rever
se sequence.
– Fit the protective cover. Make sure that the
cov
er fits correctly on the housing during
operation.
– Check whether the new bulb is working. Changing dipped beam light bulbs
Fig. 91
Changing dipped beam headlight
b u
l
bs: wheel housing. Fig. 92
Changing dipped beam headlight
b u
l
bs. –
Turn the wheel for access to the wheel
hou s
in
g cover and remove the cover
››› Fig. 91.
– Remove the protective cover from the head-
light ››
› Fig. 92. »
85
Technical data
Advice
Operation
Emergencies
Safety
Emergencies
– Remo
v
e connector ››› Fig. 92 1 by pulling
outw ar
d.
– Unc
lip the retainer spring ›››
Fig. 92 2 pressing clockwise and inwards.
– Extract the bulb and fit the replacement so
th at
the lug on the b
ase fits into the recess
on the reflector.
– Fit the connector.
– Fit the protective cover. Make sure that the
cov
er fits correctly on the housing during
operation.
– Replace the wheel housing cover.
– Check whether the new bulb is working.
Changing turn signal bulbs Fig. 93
Changing turn signal bulbs. –
Raise the bonnet. –
Turn the b
u
lb holder ››› Fig. 93 1 anti-
c loc
k
wise and remove it.
– Remove the bulb by pressing on the bulb
holder and t
urning it anti-clockwise at the
same time.
– Fit the replacement bulb in the bulb holder
and turn cloc
kwise as far as it will go.
– Check whether the new bulb is working.
Changing daytime driving light bulbs Fig. 94
Changing daytime driving light bulbs. –
Raise the bonnet.
– Turn the bulb holder ›
››
Fig. 94 1 anti-
c loc
k
wise and remove it.
– Remove the bulb by pressing on the bulb
holder and t
urning it anti-clockwise at the
same time. –
Fit the rep
lacement bulb in the bulb holder
and turn clockwise as far as it will go.
– Check whether the new bulb is working.
Changing the fog light bulbs Front f
og light bulb Fig. 95
Front fog light. Fig. 96
Front fog light.86