92Instruments and controlsairbags and belt pretensioners may
fail to trigger in the event of an
accident.
Deployment of the belt pretensioners
or airbags is indicated by continuous
illumination of v.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
Belt pretensioners 3 43.
Airbag system 3 46.
Airbag deactivation V illuminates yellow.
The front passenger airbag is
activated.
* illuminates yellow.
The front passenger airbag is
deactivated 3 51.
9 Danger
Risk of fatal injury for a child using
a child restraint system together
with activated front passenger
airbag.
Risk of fatal injury for an adult
person with deactivated front
passenger airbag.
Charging system
p illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
Illuminates when the engine is
running
Stop, switch off engine. Battery is not
charging. Engine cooling may be
interrupted. The brake servo unit may cease to be effective. Seek the
assistance of a workshop.
Malfunction indicator light
Z illuminates or flashes yellow.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
Illuminates when the engine is
running
Fault in the emission control system.The permitted emission limits may be
exceeded. Seek the assistance of a
workshop immediately.
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.
Brake and clutch system
R illuminates red.
The brake and clutch fluid level is too low, when manual parking brake is
not applied 3 184.
Instruments and controls95Flashes
Fuel used up. Refuel immediately.
Never run the tank dry.
Refuelling 3 171.
Catalytic converter 3 142.
Bleeding the diesel fuel system
3 186.
Immobiliser
d flashes yellow.
Fault in the immobiliser system. The
engine cannot be started.
Have the cause of the fault remedied by a repairer.
Exterior light
8 illuminates green.
The exterior lights are on 3 115.
High beam C illuminates blue.Illuminates when high beam is on or
during headlight flash 3 116 , or when
high beam is on with high beam
assist, adaptive forward lighting
3 119.
High beam assist
f illuminates green.
The high beam assist is activated
3 119.
Adaptive forward lighting
f illuminates or flashes yellow.
Illuminates
The adaptive forward lighting system
needs a service.
Seek the assistance of a workshop.
Adaptive forward lighting 3 119.
Flashes
System switched to symmetrical low
beam.Control indicator f flashes for approx.
4 seconds after the ignition is
switched on as a reminder that the
system has been activated 3 118.
Automatic light control 3 116.
Front fog lights
> illuminates green.
The front fog lights are on 3 122.
Rear fog light r illuminates yellow.
The rear fog light is on 3 122.
Cruise control
m illuminates white or green.
Illuminates white The system is on.
Illuminates green
Cruise control is active.
Cruise control 3 154.
132Driving and operatingDriving and
operatingDriving hints ............................... 133
Control of the vehicle ...............133
Steering ................................... 133
Starting and operating ...............133
New vehicle running-in ............133
Ignition switch positions ...........134
Power button ........................... 135
Retained power off ..................136
Starting the engine ..................136
Overrun cut-off ........................ 138
Stop-start system ....................138
Parking .................................... 140
Engine exhaust .......................... 141
Exhaust filter ............................ 141
Catalytic converter ...................142
AdBlue ..................................... 143
Automatic transmission ..............145
Transmission display ...............145
Selector lever .......................... 146
Manual mode ........................... 147
Electronic driving programmes 147
Fault ........................................ 147
Interruption of power supply ....148Manual transmission ..................148
Drive systems ............................ 149
All-wheel drive ......................... 149
Brakes ........................................ 150
Antilock brake system .............150
Parking brake .......................... 150
Brake assist ............................. 151
Hill start assist ......................... 151
Ride control systems .................151
Traction Control system ..........151
Electronic Stability Control ......152
Descent control system ...........153
Driver assistance systems .........154
Cruise control .......................... 154
Speed limiter ........................... 156
Forward collision alert .............157
Following distance indication ...159
Parking assist .......................... 160
Rear view camera ...................162
Traffic sign assistant ................164
Lane departure warning ..........167
Fuel ............................................ 168
Fuel for petrol engines .............168
Fuel for diesel engines ............170
Fuel for liquid gas operation ....170
Refuelling ................................ 171
Trailer hitch ................................ 175
General information .................175Driving characteristics and
towing tips .............................. 175
Trailer towing ........................... 176
Towing equipment ...................176
142Driving and operatingindicated by illumination of % and a
warning message in the Driver
Information Centre.
% illuminates along with a warning
message illuminates when exhaust
filter is full. Start cleaning process as
soon as possible.
% flashes along with a warning
message when exhaust filter has
reached the maximum filling level.
Start cleaning process immediately to avoid damage to the engine.
Activate manual cleaning process
To activate cleaning process,
continue driving, keep engine speed
above 2000 rpm. Shift down if
necessary. Exhaust filter cleaning is
then started.
Cleaning takes place quickest at high
engine speeds and loads.
Control indicator % extinguishes as
soon as the self-cleaning operation is complete. Keep on driving until self-
cleaning operation is complete.Caution
If possible, do not interrupt
cleaning process. Drive until
cleaning is completed to avoid the need for service or repair by a
workshop.
Cleaning process not possible
If cleaning is not possible for anyreasons, control indicator Z
illuminates and a warning message
appears in the Driver Information
Centre. Engine power may be
reduced. Seek the assistance of a
workshop immediately.
Catalytic converter
The catalytic converter reduces the
amount of harmful substances in the
exhaust gases.
Caution
Fuel grades other than those listed on pages 3 168, 3 228 could
damage the catalytic converter or
electronic components.
Unburnt petrol will overheat and
damage the catalytic converter.
Therefore avoid excessive use of the starter, running the fuel tank
dry and starting the engine by
pushing or towing.
In the event of misfiring, uneven
engine running, a reduction in engine performance or other unusual
problems, have the cause of the fault
rectified by a workshop as soon as
possible. In an emergency, driving
can be continued for a short period,
keeping vehicle speed and engine
speed low.
246IndexAAccessories and vehicle modifications .......................... 179
Adaptive forward lighting .....95, 119
AdBlue .................................. 94, 143
Adjustable air vents ...................130
Airbag and belt tensioners ...........91
Airbag deactivation ................51, 92
Airbag label................................... 46 Airbag system .............................. 46
Air conditioning regular operation ................................ 131
Air conditioning system .............. 127
Air intake .................................... 131
Air vents...................................... 130
All-wheel drive ........................... 149
Antilock brake system ................ 150
Antilock brake system (ABS) .......93
Anti-theft alarm system ................30
Anti-theft locking system .............. 30
Appearance care ........................217
Automatic anti-dazzle ..................34
Automatic light control ...............116
Automatic locking ........................28
Automatic transmission .............145
Autostop ..................................... 138
Auxiliary heater ........................... 130B
Battery discharge protection ......125
Battery voltage ........................... 104
Bicycle rack .................................. 60
BlueInjection ............................... 143
Bonnet ....................................... 181
Brake and clutch fluid .................221
Brake and clutch system .............92
Brake assist ............................... 151
Brake fluid .................................. 184
Brakes ............................... 150, 184
Breakdown.................................. 214
Bulb replacement ....................... 187
C Capacities .................................. 233
Catalytic converter .....................142
Central locking system ................24
Centre console storage ...............60
Changing tyre and wheel size ...204
Charging system .......................... 92
Child locks ................................... 29
Child restraint installation locations ................................... 55
Child restraints.............................. 52
Child restraint systems ................52
Climate control ............................. 15
Climate control systems .............126
Clock............................................. 80
Code ........................................... 103