92Instruments and controlsIlluminates brieflyThe parking lights are switched on.
Flashes
A turn signal or the hazard warning flashers are activated.
Rapid flashing: failure of a turn signal
light or associated fuse, failure of turn
signal light on trailer.
Bulb replacement 3 185, Fuses
3 190.
Turn signals 3 122.
Seat belt reminder
Seat belt reminder on front seats
X for driver's seat illuminates or
flashes red in the instrument cluster.
k for front passenger seat illuminates
or flashes red in the centre console
when seat is occupied.
Illuminates
After the ignition has been switched on until the seat belt has been
fastened.Flashes
After having started the engine until
the seat belt has been fastened.
Seat belt status on rear seats
(vehicles with Midlevel display)
X illuminates or flashes white or grey
in the Driver Information Centre, after having started the engine.
Illuminates white
Seat belt is unfastened.
Illuminates grey
Seat belt has been fastened.
Flashes white or grey
Fastened seat belt has been
unfastened.
Fastening the seat belt 3 43.
Seat belt status on rear seats
(vehicles with Uplevel display)
X illuminates green or grey or flashes
yellow in the Driver Information
Centre, after having started the
engine.Illuminates grey
Seat belt is unfastened.
Illuminates green
Seat belt has been fastened.
Flashes yellow
Fastened seat belt has been
unfastened.
Fastening the seat belt 3 43.
Airbag and belt tensioners
v illuminates red.
When the ignition is switched on, the control indicator illuminates for a few
seconds. If it does not illuminate, does not go out after a few secondsor illuminates whilst driving, there is a
fault in the airbag system. Seek the
assistance of a workshop. The
airbags 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.
Instruments and controls939Warning
Have the cause of the fault
remedied immediately by a
workshop.
Belt pretensioners, airbag system
3 42, 3 45.
Airbag deactivation
V illuminates yellow.
The front passenger airbag is
activated.
* illuminates yellow.
The front passenger airbag is
deactivated 3 50.
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 3 182.9 Warning
Stop. Do not continue your
journey. Consult a workshop.
Illuminates when the manual parking
brake is applied and ignition is
switched on 3 148.
Antilock brake system (ABS)
u illuminates yellow.
96Instruments and controlsHave 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.
Fog light
> 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 3 152.
Vehicle detected ahead
A illuminates green or yellow.
Illuminates green
A vehicle ahead is detected in the
same lane.
Illuminates yellow The distance to a preceding moving
vehicle gets too small or when
approaching another vehicle too
rapidly.
Forward collision alert 3 155.
Speed limiter
L illuminates white or green.
Illuminates white The system is on.
104Instruments and controlsWarning chimesWhen starting the engine or whilstdriving
Only one warning chime will sound at a time.
The warning chime regarding
unfastened seat belts has priority
over any other warning chime.
● If a door, the tailgate or bonnet is
open.
● If seat belt is not fastened. ● If a certain speed is exceeded with parking brake applied.
● If a programmed speed or speed
limit is exceeded.
● If a warning message appears in the Driver Information Centre.
● If approaching a vehicle ahead too closely.
● If the electronic key is not in the passenger compartment.
● If an unintended lane change occurs.● If the parking assist detects an object.
● If the fuel level is low.
When the vehicle is parked and/or
the driver's door is opened
● With exterior lights on.
During an Autostop ● If the driver's door is opened.
● If any condition for an autostart is
not fulfilled.
Battery voltage When the battery voltage is running
low, a warning message or warning
code 174 will appear in the Driver
Information Centre.
1. Switch off immediately any electrical consumers which are
not required for a safe ride, e.g.
seat heating, heated rear window
or other main consumers.
2. Charge the battery by driving continuously for a while or by
using a charging device.The warning message or warning
code will disappear after the engine has been started twice consecutively
without a voltage drop.
If the battery cannot be recharged,
have the cause of the fault remedied
by a workshop.
Instruments and controls105Vehicle personalisation
The vehicle's behaviour can be
personalised by changing the settings in the Info-Display.
Depending on vehicle equipment and
country-specific regulations some of
the functions described below may
not be available.
Some functions are only displayed or
active when the engine is running.
Personal settings Graphic-Info-Display
Press MENU to open the respective
menu.
Select Settings , scroll through the list
and select Vehicle Settings
In the corresponding submenus the
following settings can be changed:
Vehicle Settings
● Climate and Air Quality
Auto Fan Max Speed : Modifies
the level of the cabin airflow of the climate control in automatic
mode.
Auto Heated Seats :
Automatically activates the seat
heating.
Auto Demist : Activates or
deactivates auto demist.
Auto Rear Demist : Activates the
heated rear window
automatically.
● Park Assist / Collision Detection
Park Assist : Activates or
deactivates the ultrasonic
sensors.
● Comfort Settings
Chime Volume : Changes the
volume of warning chimes.
Personalisation by Driver :
Activates or deactivates the
personalisation function.
Rear Auto Wipe in Reverse :
Activates or deactivates
automatic switching on of therear window wiper when reverse gear is engaged.
● Exterior Ambient Lighting
Exterior lighting by unlocking :
Activates or deactivates the entry
lighting.
Duration upon exit of vehicle :
Activates or deactivates and
changes the duration of exit
lighting.
Left or Right Hand Traffic :
Changes between lighting for left or right-hand traffic.
Adaptive Forward Lighting :
Changes the settings of the
functions of the LED headlights.
● Power Door Locks
Stop door lock if door open :
Activates or deactivates the door
locking function while a door is open.
Auto Door Lock : Activates or
deactivates the automatic door
locking function after switching
on ignition.
Instruments and controls107Auto Rear Defog: Activates the
heated rear window
automatically.
● Collision / Detection Systems
Park Assist : Activates or
deactivates the ultrasonic
sensors.
● Comfort and Convenience
Chime Volume : Changes the
volume of warning chimes.
Personalization By Driver :
Activates or deactivates the
personalisation function.
Auto Wipe in Reverse Gear :
Activates or deactivates
automatic switching on of the
rear window wiper when reverse gear is engaged.
● Lighting
Vehicle Locator Lights : Activates
or deactivates the entry lighting.
Exit Lighting : Activates or
deactivates and changes the
duration of exit lighting.
Left or Right Hand Traffic :
Changes between lighting for left or right-hand traffic.Adaptive Forward Lighting :
Changes the settings of the
functions of the LED headlights.
● Power Door Locks
Unlocked Door Anti Lock Out :
Activates or deactivates the door locking function while a door is
open.
Auto Door Lock : Activates or
deactivates the automatic door
locking function after switching
on ignition.
Delayed Door Lock : Activates or
deactivates the delayed door
locking function.
● Remote Lock, Unlock, Start
Remote Unlock Light Feedback :
Activates or deactivates the
hazard warning flasher feedback whilst unlocking.
Remote Lock Feedback :
Changes what kind of feedback
is given when locking the vehicle.
Remote Door Unlock : Changes
the configuration to unlock only
the driver's door or the whole
vehicle whilst unlocking.Relock Remotely Unlocked
Doors : Activates or deactivates
the automatic relock function
after unlocking without opening
the vehicle.
Remote Window Operation :
Activates or deactivates the
operation of power windows with
remote control.
Passive Door Unlock : Changes
the configuration to unlock only
the driver's door or the whole
vehicle whilst unlocking.
Passive Door Lock : Activates or
deactivates the passive locking
function. This feature locks the
vehicle automatically after
several seconds if all doors have
been closed and an electronic
key has been removed from the
vehicle.
Remote Left in Vehicle Alert :
Activates or deactivates the
warning chime when the
electronic key remains in the
vehicle.
Personal settings
8" Colour-Info-Display
108Instruments and controlsPress ; then select the SETTINGS
icon.
In the corresponding submenus the
following settings can be changed:
Vehicle ● Climate and Air Quality
Auto Fan Speed : Modifies the
level of the cabin airflow of the
climate control in automatic
mode.
Auto Heated Seats :
Automatically activates the seat
heating.
Auto Demist : Activates or
deactivates auto demist.
Auto Rear Demist : Activates the
heated rear window
automatically.
● Collision / Detection Systems
Park Assist : Activates or
deactivates the ultrasonic
sensors.
● Comfort and Convenience
Chime Volume : Changes the
volume of warning chimes.
Personalisation by Driver :
Activates or deactivates the
personalisation function.
Auto Wipe in Reverse Gear :
Activates or deactivates
automatic switching on of the
rear window wiper when reverse
gear is engaged.
● Lighting
Vehicle Locator Lights : Activates
or deactivates the entry lighting.
Exit Lighting : Activates or
deactivates and changes the duration of exit lighting.
Left or Right Hand Traffic :
Changes between lighting for left or right-hand traffic.Adaptive Forward Lighting :
Changes the settings of the
functions of the LED headlights.
● Power Door Locks
Unlocked Door Anti-Lockout :
Activates or deactivates the door
locking function while a door is open.
Auto Door Lock : Activates or
deactivates the automatic door
locking function after switching on ignition.
Delayed Door Lock : Activates or
deactivates the delayed door
locking function. This feature
delays the actual locking of the
doors until all doors are closed.
● Remote Lock, Unlock, Start
Remote Unlock Light Feedback :
Activates or deactivates the
hazard warning flasher feedback
whilst unlocking.
Remote Lock Feedback :
Changes what kind of feedback
is given when locking the vehicle.
Remote Door Unlock : Changes
the configuration to unlock only
Instruments and controls109the driver's door or the whole
vehicle whilst unlocking.
Relock Remote Unlocked Doors :
Activates or deactivates the
automatic relock function after
unlocking without opening the vehicle.
Remote Window Operation :
Activates or deactivates the
operation of power windows with
remote control.
Passive Door Unlock : Changes
the configuration to unlock only
the driver's door or the whole
vehicle whilst unlocking.
Passive Door Lock : Activates or
deactivates the passive locking
function. This feature locks the
vehicle automatically after
several seconds if all doors have been closed and an electronickey has been removed from the
vehicle.
Remote Left in Vehicle Alert :
Activates or deactivates the
warning chime when the
electronic key remains in the
vehicle.Telematics service
OnStar
OnStar is a personal connectivity and
service assistant with integrated
Wi-Fi hotspot. The OnStar service is
available 24 hours a day, seven days
a week.
Notice
OnStar is not available for all
markets. For further information,
contact your workshop.
Notice
In order to be available and
operational, OnStar needs a valid
OnStar subscription, functioning
vehicle electrics, mobile service and GPS satellite link.
To activate the OnStar services and
set up an account, press Z and speak
with an advisor.Depending on the equipment of the
vehicle, the following services are
available:
● Emergency services and support
in the case of a vehicle
breakdown
● Wi-Fi hotspot
● Smartphone application
● Remote control, e.g. location of the vehicle, activation of horn and
lights, control of central locking
system
● Stolen vehicle assistance
● Vehicle diagnostics
● Destination download
Notice
The OnStar module of the vehicle is
deactivated after ten days without an
ignition cycle. Functions requiring a
data connection will be available
again after switching on the ignition.