The essentials
switch off when the engine starts running, or
whi l
e driv
ing.
When certain control and warning lamps are
lit, an audible warning is also heard.
Handbrake applied.
›››
page
137 Do not continue driving!
The brake fluid level is too low or
there is a fault in the brake system.
it lights up:
Do not continue
driving!
The liquid coolant level is too low,
the engine liquid coolant tempera-
ture is too high or
there is a fault in the liquid coolant
system.
››› page
191
flashes: engine coolant system
faulty.››› page
191
Do not continue driving!
Engine oil pressure too low.››› page
188
lights up or flashes:
Do not con-
tinue driving!
Fault in the steering.››› page
133
On the instrument panel: driver or
passenger has not fastened seat
belt.›››
page
52
Faulty generator.›››
page
196
Vehicles with the Start-Stop sys-
tem: it is necessary to start the en-
gine manually.››› page
161
it lights up:
ESC* faulty or switched
off by the system. ALTERNATIVELY:
flashes: ESC* or ASR regulating.
››› page
137 it lights up:
Traction Control* faulty
or switched off by the system. AL-
TERNATIVELY:
flashes: Traction Control* regulator
operating.
ABS faulty or does not work.
Rear fog light switched on.›››
page
103
lights up or flashes:
fault in the
emission control system.››› page
151
Fault in engine management.
lights up or flashes:
fault in the
steering system.››› page
133
Fuel tank almost empty.›››
page
182
The natural gas tank is almost
empty.›››
page
182
Fault in airbag system and seat
belt tensioners.›››
page
59
Tyre pressure* too low›››
page
205
Left or right turn signal.›››
page
103
Hazard warning lights on.››› page
70
Cruise control operating.›››
page
155
Main beam on or flasher on.›››
page
103
The natural gas engine coolant
temperature is too low.›››
page
192
Lamps on the instrument panel display
A passenger in the rear seats
has fastened their seatbelt.›››
page
52
A passenger in the rear seats
has not fastened their seat
belt.›››
page
52
flashes quickly:
the City Safety
Assist system function* brakes
automatically or has braked au-
tomatically. Or:
flashes slowly: City Safety As-
sist function is not currently
available.
››› page
156
The City Safety Assist* function
has been connected manually.
It switches off after 5 seconds.›››
page
156
flashes: The City Safety Assist*
function has been manually
disconnected.›››
page
156
after the ignition is switched
on: indication that the end of
the period for an inspection to
be performed is approaching.›››
page
88» 25
Operation
Audible warnings to advise the driver that
the light s
h
ave not been switched off
If the key is not in the ignition and the driver
door is open, an audible warning signal is
heard in the following cases: this is a remind-
er to turn off the lights.
● When the light switch is in position .
● When the light switch is in position .WARNING
The side lights or daytime running lights are
not bright enough t
o illuminate the road
ahead and to ensure that other road users are
able to see you.
● Always use your dipped beam head lights if
it is
raining or if visibility is poor. WARNING
If the headlights are set too high and not
used c orr
ectly, there is a risk of dazzling or
distracting other road users. This could result
in a serious accident.
● Always make sure that the headlights are
correctly
adjusted. Lights and visibility: functions
Parking light remains on both sides
If
when sw
it
ching off the ignition, the light
control remains in the position and the ve- hicle is closed from outside, both headlights,
in addition t
o the side lights and the rear
lights will light up.
Daytime running lights
The daytime driving light consists of individu-
al lights in the front headlamps.
When the daytime driving light is switched
on, only the individual lights come on ››› .
The d a
ytime lights
are turned on each time
the ignition is connected if the light switch
is in position o. . WARNING
If the road is not well-lit and the vehicle is
not c l
early visible to other drivers, an acci-
dent may occur.
● Never use the daytime driving light if the
roa
d is not well-lit as a result of the weather
conditions and poor visibility. The daytime
driving lights are not bright enough to illumi-
nate the road ahead and to ensure that other
road users are able to see you.
● The rear lights do not come on with the
daytime driv
ing light. A vehicle which does
not have the rear lights on may not be visible
to other drivers in the darkness, if it is rain-
ing or in conditions of poor visibility. Note
The headlights, rear lights and turn signals
ma y
mist up temporarily on the inside in cool or damp weather. This is normal and in no
wa
y
effects the useful life of the vehicle light-
ing system. Automatic dipped beam control
* The automatic dipped beam control is merely
intended a
s
an aid and is not able to recog-
nise all driving situations.
When the light switch is in position , the
vehicle lights and the instrument panel and
switch lighting switch on and off automatical-
ly in the following situations ››› in Lights
and v
i
sibility: functions on page 104:
Automatic switching
onAutomatic switching
off
The photo sensor detects
darkness, for example,
when driving through a
tunnel.When adequate lighting is
detected.
The rain sensor detects
rain and activates the
windscreen wipers.When the windscreen wip-
ers have been inactive for
a few minutes. WARNING
If the road is not well lit and other road users
cannot see the
vehicle well enough or at all,
accidents may occur.
● The automatic dipped beam control ( )
only sw
itches on the dipped beam when104
Operation
●
The main beam he adligh
ts can only be
switched on if the dipped beam headlights
are already on. Hazard warning lights
Fig. 110
Dash panel: Button for switching the
h az
ar
d lights warning system on and off. Read the additional information carefully
› ›
›
page 21
Always fulfil legal requirements for securing a
broken down vehicle. In a number of coun-
tries it is now obligatory, for example, to turn
on the hazard warning lights and use a re-
flective safety vest ››› page 70.
If your vehicle breaks down:
Park the vehicle a safe distance from
traffic and on suitable ground ››› .
T urn on the h
az
ard warning lights with
the button
› ›
› Fig. 110
.
1.
2. Apply the handbrake firmly
›››
page 137.
Put the gearbox lever in neutral or the
selector lever in position N ››› page 143.
Switch off the engine and remove the
key from the ignition.
Have all occupants leave the vehicle and
move to safety, for example behind a
guard rail.
When leaving the vehicle, take all keys
with you.
Place an emergency warning triangle to
indicate the position of your vehicle to
other road users.
Allow the engine to cool and check if a
specialist is required.
When being towed with the hazard warning
lights on, a change in direction or traffic lane
can be indicated as usual using the turn sig-
nal lever. The hazard lights will be interrup-
ted temporarily.
If the hazard warning lights are not working,
you must use an alternative method of draw-
ing attention to your vehicle. This method
must comply with traffic legislation. WARNING
A faulty vehicle in traffic represents a risk of
acc ident
for the driver and for other road
users. 3.
4.
5.
6.
7.
8.
9.
●
Stop the v
ehicle safely as soon as possible.
Park the vehicle a safe distance from sur-
rounding traffic to lock all the doors in case of
an emergency. Turn on the hazard warning
lights to warn other road users.
● Never leave children or disabled people
alone in the v
ehicle if the doors are to be
locked. In case of an emergency, passengers
will be trapped inside the vehicle. Individuals
locked in the vehicle can be exposed to very
high or very low temperatures. WARNING
The components of the exhaust system reach
ver y
high temperatures. This could cause a
fire and considerable damage.
● Always park your vehicle so that no part of
the exhau
st system can come in contact with
flammable materials (such as dried grass or
fuel). Note
● The v ehic
le battery will discharge and run
down if the hazard warning lights remain on
for too long (even with the ignition turned
off).
● In some vehicles, the brake lights will flash
when brakin
g abruptly at speeds of approxi-
mately 80 km/h (50 mph) to warn vehicles
travelling behind. If braking continues, the
hazard warning lights system will automati-
cally be turned on at a speed of less than ap-
proximately 10 km/h (6 mph). The brake 106