In brief11
1Light switch ........................ 108
Instrument illumination .......113
Rear fog light ....................... 112
Front fog lights ...................111
Headlight range
adjustment ......................... 109
2 Side air vents ...................... 122
3 Turn and lane-change
signals, headlight flash,
low beam and high beam ...111
Exit lighting .......................... 114
Parking lights ...................... 112
Cruise control ....................... 92
4 Steering wheel controls ........77
5 Horn ...................................... 78
Driver airbag ......................... 59
6 Instruments .......................... 83
7 Windscreen wiper,
windscreen washer
system, headlight washer
system .................................. 78
8 Centre air vents ................... 1229Left heated seat ....................49
Deflation detection system ..175
Tyre pressure monitoring
system ................................. 174
Ultrasonic parking assist ......89
Hazard warning flashers .....111
Central locking system ..........31
Sport mode ........................... 89
Right heated seat ..................49
10 Info-Display ........................... 93
Trip computer ...................... 102
Electronic climate control
system ................................. 119
11 Front passenger airbag .........59
12 Glovebox .............................. 67
13 Infotainment system ..............10
14 Climate control system ........ 11615Selector lever, manual
transmission ....................... 133
Manual transmission
automated ........................... 134
Automatic transmission .......128
16 Ashtray .................................. 82
17 Start/Stop button .................. 28
18 Accelerator pedal ................124
19 Ignition switch with
steering wheel lock .............125
Sensor panel for
emergency operation of
Open&Start system ..............28
20 Brake pedal ......................... 138
21 Clutch pedal ........................ 124
22 Steering wheel adjustment ...77
23 Bonnet release lever ...........153
In brief17
Starting engine with Start/Stop
button
The electronic key must be inside the
vehicle.
■ Operate clutch and brake, automatic transmission in P or N
■ Do not operate the accelerator pedal
■ Diesel engine, press the button briefly to start preheating, move thesteering wheel slightly to release
the steering wheel lock, wait until
control indicator ! goes out
■ Press button for 1 second and release when the engine is running.
Open&Start system 3 28.Parking
■ Always apply the parking brake without pressing the release button.Apply as firmly as possible on a
downhill slope or uphill slope.
Depress the foot brake at the same
time to reduce operating force.
■ Switch off the engine. Turn the ignition key to 0 and remove it or,
with the vehicle stationary, press
the Start/Stop button and open the
driver's door. Turn the steering
wheel until the steering wheel lock
is felt to engage.
For vehicles with automatic
transmission, the key can only be
removed when the selector lever is in the P position. If P is not engaged
or the parking brake is not applied,
"P" flashes for a few seconds in the transmission display.
■ If the vehicle is on a level surface or
uphill slope, engage first gear or set the selector lever to P before
switching off the ignition. On an
uphill slope, turn the front wheels
away from the kerb.
28Keys, doors and windows
Radio remote controlsynchronisation
After replacing the battery, unlock the
door with the key in the driver's door
lock. The radio remote control will be
synchronised when you switch on the
ignition.
Memorised settings Whenever the vehicle is locked the
last settings are automatically saved
specifically for the used key:
■ Electronic climate control,
■ Info-Display,
■ Infotainment system,
■ Instrument panel illumination.
The saved settings are automatically used next time that key is used for
unlocking.Open&Start system
Makes operation of the following
possible without the use of the
mechanical key
■ Central locking system,
■ Anti-theft locking system,
■ Anti-theft alarm system,
■ Power windows,
■ Ignition and starter.
The electronic key simply needs to be in the driver's possession.
Press the Start/Stop button. The
ignition is switched on. The
immobiliser and steering wheel lock
are deactivated.
To start the engine press and hold the
Start/Stop button whilst applying both
the brake and clutch pedals.
Automatic transmission: the engine
can only be started with the selector
lever in P or N.
The engine and the ignition are
switched off by pressing the Start/
Stop button again. The vehicle must
be stationary. The immobiliser is
activated at the same time.
30Keys, doors and windows
The emergency key can only lock or
unlock the driver's door. Unlocking the entire vehicle 3 31. On vehicles
with anti-theft alarm system, the
alarm may be triggered when the
vehicle is unlocked. Deactivate the
alarm by switching on the ignition.Hold the electronic key at the marked
position and press the Start/Stop
button.
To switch off the engine, press the
Start/Stop button for at least
2 seconds.
Lock the driver's door with the
emergency key. Locking the entire vehicle 3 31.
This option is intended for
emergencies only. Seek the
assistance of a workshop.
Replacing battery in electronic
key
Replace the battery as soon as the
system no longer operates properly
or the range is reduced. The need for
battery replacement is indicated by
InSP3 in the service display or by a
check control message in the
Info-Display 3 100.
Batteries do not belong in household
waste. They must be disposed of at an appropriate recycling collection
point.
Keys, doors and windows37
During the first 10 seconds of anti-
theft alarm system activation:LED illu‐
minates=Test, ignition delay,LED
flashes
quickly=Door, load
compartment or bonnet open, or system fault.
After the first 10 seconds of anti-theft
alarm system activation:
LED flashes
slowly=System active,LED comes on for
approx. 1 second=Switch off
function.
Seek the assistance of a workshop in
the event of faults.
Deactivation
Unlocking the vehicle deactivates the
anti-theft alarm system.
Alarm
When triggered, the alarm gives off
an acoustic signal (horn) and a visual signal (hazard warning flashers). The
number and duration of which are
stipulated by legislation.
The alarm siren can be silenced by
pressing a button of the radio remote
control or by switching on the ignition.
The anti-theft alarm system can be
deactivated only by pressing button
p or by switching on the ignition.
If the vehicle's battery is to be
disconnected (e.g. for maintenance
work), the alarm siren must be
deactivated as follows: switch the
ignition on then off, then disconnect
the vehicle's battery within
15 seconds.
Immobiliser
The system checks whether the
vehicle is allowed to start with the key being used. If the transponder in the
key is recognised, the engine can be
started.
The immobiliser is going to be
activated automatically after the key
has been removed from the ignition
switch or when the engine is switched
off by pressing the Start/Stop button.
Control indicator A 3 88.Notice
The immobiliser does not lock the
doors. You should always lock the
vehicle after leaving it and switch on the anti-theft alarm system 3 31,
3 35.
Instruments and controls87Turn signalO illuminates or flashes green.
Illuminates The control indicator illuminates
briefly when the parking lights are
switched on. Parking lights 3 112.
Flashes The control indicator flashes if a turn
signal or the hazard warning flashers
are activated.
Rapid flashing: failure of a direction
indicator lamp or associated fuse,
failure of direction indicator lamp on
trailer.
Bulb replacement 3 158. Fuses
3 165.
Turn signals 3 111.
Seat belt reminder X illuminates or flashes red.
Illuminates After the ignition is switched on until
the seat belt is fastened.Flashes
After starting off until the seat belt is
fastened.
Fastening the seat belt 3 55.
Airbag and belt tensioners v illuminates red.
When the ignition is switched on, the control indicator illuminates for
approx. 4 seconds. If it does not
illuminate, does not go out after
4 seconds or illuminates whilst
driving, there is a fault in the belt
tensioner or the airbag system. The
systems may fail to trigger in the event of an accident.
Deployment of the belt tensioners or
airbags is indicated by continuous
illumination of v.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
Airbag system, belt tensioners 3 58,
3 54.
Charging system p illuminates red.
Illuminates when the ignition is
switched on and goes out shortly after
the engine starts.
Illuminates when the engine isrunning
Stop, switch off engine. Battery is not charging. Engine cooling may be
interrupted. In diesel engines, power
to the brake servo unit may be cut.
Seek the assistance of a workshop.
Malfunction indicator light Z illuminates or flashes yellow.
Illuminates when the ignition is
switched on and goes out shortly after
the engine starts.
88Instruments and controls
Illuminates when the engine isrunning
Fault in the emission control system.
The permitted emission limits may be
exceeded. Immediately seek the
assistance of a workshop.
Flashes when the engine is
running
Fault that could lead to catalytic
converter damage. Ease up on the
accelerator until the flashing stops.
Seek the assistance of a workshop
immediately.
Service vehicle soon A illuminates or flashes yellow.
Illuminates when the engine is running
Fault in engine or transmission
electronics 3 132, 3 136. The
electronics switch to an emergency running programme. Fuel
consumption may be increased and
the vehicle handling may be impaired.If the fault persists after restarting the vehicle, consult a workshop.
Illuminates together with InSP4
in the service display
Seek the assistance of a workshop for
draining the diesel fuel filter 3 101.
Flashes with switched on
ignition
Fault in the immobiliser system. The
engine cannot be started 3 37.
Switch off the ignition and repeat the
start attempt.
If the control indicator continues
flashing, attempt to start the engine
using the spare key and seek the
assistance of a workshop.
Brake and clutch system R illuminates or flashes red.
Illuminated Illuminates when the parking brake is
released if the brake and clutch fluid
level is too low 3 155.9 Warning
Stop. Do not continue your
journey. Consult a workshop.
Illuminates after the ignition is
switched on if the parking brake is
applied 3 139.
Flashes
On vehicles with manual transmission
automated, flashes for a few seconds
when the ignition is switched off if the parking brake is not applied.
On vehicles with manual transmission
automated, flashes when the driver's
door is opened if no gear is engaged
and the parking brake is not applied.
Antilock brake system
(ABS) u illuminates red.
Illuminates for a few seconds after the ignition is turned on. The system is
ready for operation when the control indicator goes out.
90Instruments and controlsPreheating and diesel
particle filter ! illuminates or flashes yellow.
Illuminates Preheating activated. Only activates
when outside temperature is low.
Flashes Control indicator ! flashes if the
diesel particle filter requires cleaning
and previous driving conditions did
not permit automatic cleaning.
Continue driving and if possible do
not allow engine speed to drop below
2000 rpm.
The control indicator ! goes off as
soon as the self-cleaning operation is complete.
Diesel particle filter 3 127.
Deflation detection system
and tyre pressure
monitoring system
w illuminates or flashes red or yellow.Control indicator illuminates red
Tyre pressure loss. Stop immediately
and check tyre pressure. A maximum speed of 50 mph is permitted for run-
flat tyres 3 172.
Control indicator illuminates
yellow
Fault in system or tyre without
pressure sensor mounted (e.g. spare
wheel). Consult a workshop.
Flashes
Flashes three times to indicate system initialisation.
Deflation detection system 3 175,
tyre pressure monitoring system
3 174.
Interactive driving system, continuous damping
control, sport mode IDS+ illuminates yellow.
Illuminates for approximately
10 seconds after the driver's door is
opened. Illumination whilst drivingindicates a fault in the system. The
system switches to the harder chassis setting for reasons of safety. Have the
cause of the fault remedied by a workshop.
IDS Plus
3 140, Continuous damping
control 3 141, Sport mode 3 140.
Engine oil pressure I illuminates red.
Illuminates when the ignition is
switched on and goes out shortly after
the engine starts.
Illuminates when the engine isrunningCaution
Engine lubrication may be
interrupted. This may result in
damage to the engine and/or
locking of the drive wheels.
1. Depress clutch.
2. Select neutral gear, set selector lever to N.