Instruments and controls93Illuminates when the engine is
running
Stop, switch off engine. Vehicle
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 3 199.9 Warning
Stop. Do not continue your
journey. Consult a workshop.
Illuminates when the manual parking
brake is applied and ignition is
switched on 3 157.
Electric parking brake
m illuminates or flashes red.
Illuminates
Electric parking brake is applied
3 157.
Flashes
Electric parking brake is not fully applied or released. Depress the brake pedal and attempt to reset the
system by first releasing then
applying the electric parking brake. If
m remains flashing, do not drive and
seek the assistance of a workshop.
Electric parking brake fault j illuminates or flashes yellow.
Illuminates
Electric parking brake is operating
with degraded performance 3 157.
Flashes
Electric parking brake is in service
mode. Stop vehicle, apply and
release the electric parking brake to
reset.
Instruments and controls105● driver assistance systems
● cruise control
● speed limiter
● forward collision alert
● collision imminent braking system
● parking assist systems
● lighting, bulb replacement
● LED headlights
● wiper/washer system
● doors, windows
● side blind spot alert
● traffic sign assistant
● lane keep assist
● load compartment, tailgate
● radio remote control
● electronic key system
● keyless starting
● seat belts
● airbag systems
● engine and transmission
● tyre pressure
● diesel particle filter● vehicle battery status
● stop-start system
Messages in the
Colour-Info-Display
Some important messages may
appear additionally in the
Colour-Info-Display. Press the
multifunction knob to confirm a
message. Some messages only pop- up for a few seconds.
Warning chimes
When starting the engine or whilst driving
Only one warning chime will sound at
a time.
The warning chime regarding not
fastened seat belts has priority over
any other warning chime.
● If seat belt is not fastened.
● If a door or the tailgate is not fully
closed when starting off.
● If a certain speed is exceeded with parking brake applied.● If approaching a vehicle aheadtoo closely.
● If a programmed speed or speed
limit is exceeded.
● If a warning message appears in the Driver Information Centre.
● If the electronic key is not in the passenger compartment.
● If the parking assist detects an object.
● If an unintended lane change occurs.
● If the diesel particle filter has reached the maximum filling
level.
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.
Instruments and controls107Temperature Zone at Start:
Change between single zone or
dual zone temperature setting.
Auto Cooled Seats :
Automatically activates the seat
ventilation.
Auto Heated Seats :
Automatically activates the seat
heating.
Auto Demist : Supports
windscreen dehumidification by
automatically selecting the
necessary settings and
automatic air conditioning mode.
Auto Rear Demist : Automatically
activates heated rear window.
● Park Assist / Collision Detection
Forward Collision Alert : Activates
or deactivates forward collision
alert.
Collision Preparation : Activates
or deactivates the automatic
brake functionality of the vehicle in the event of imminent collision
danger. The following is
selectable: the system will take
over brake control, warn bychimes only or is deactivated
completely.
Park Assist : Activates or
deactivates the ultrasonic
parking assist. Activation is
selectable with or without
attached trailer coupling.
Side Blind Zone Alert : Activates
or deactivates side blind zone alert.
Lane Change Alert : Activates or
deactivates lane keep assist.
● Comfort Settings
Auto Memory Recall : Changes
the settings to the recall of
memorised settings for power
seat adjustment and exterior mirrors.
Easy Exit Driver Seat : Activates
or deactivates easy exit function of the power seat.
Chime Volume : Changes the
volume of warning chimes.
Auto Mirror Tilt in Reverse :
Activates or deactivates the
parking assist function of the
exterior mirror.Comf. Closing Mirror Fold :
Activates or deactivates folding
of the exterior mirrors with the
remote control.
Personalisation by Driver :
Activates or deactivates the
personalisation function.
Rain Sense Wipers : Activates or
deactivates automatic wiping
with rain sensor.
Rear Auto Wipe in Reverse :
Activates or deactivates
automatic switching on of the
rear 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.
108Instruments and controlsAdaptive Forward Lighting:
Changes the settings of the
functions of the LED headlights.
Daytime Tail Lamps : Activates or
deactivates the tail lights in
combination with daytime
running lights.
● Power Door Locks
Stop door lock if door open :
Activates or deactivates the door locking function while a door isopen.
Auto Door Lock : Activates or
deactivates the automatic door
locking function after switching on ignition.
Auto Door Unlock : Changes the
configuration to unlock only the
driver's door or the whole vehicle after switching off 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, and Start
Remote Unlock Feedback :
Activates or deactivates thehazard 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.
Auto Relock 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 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 Alarm :
Activates or deactivates the
warning chime when theelectronic key remains in the
vehicle.
● Restore Factory Settings :
Resets all settings to the default settings.
● Valet Mode :
See Infotainment manual.
Personal settings 7" Colour-Info-Display
Press ; then select the Settings
screen button.
In the corresponding submenus the
following settings can be changed:
110Instruments and controlsExtended Hill Start Assist:
Changes the settings of hill start
assist.
● 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.
Daytime Tail Lights : Activates or
deactivates the tail lights in
combination with daytime
running lights.
● 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 doorlocking function after switching on ignition.
Auto Door Unlock : Changes the
configuration to unlock only the
driver's door or the whole vehicle after switching off 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
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 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
Press ; then select the SETTINGS
icon.
112Instruments and controlsAuto Mirror Folding: Activates or
deactivates folding of the exterior
mirrors with the remote control.
Personalisation by Driver :
Activates or deactivates the
personalisation function.
Rainsense Wipers : Activates or
deactivates automatic wiping
with rain sensor.
Auto Wipe in Reverse Gear :
Activates or deactivates
automatic switching on of the
rear window wiper when reverse
gear is engaged.
Extended Hill-Start Assist :
Changes the settings of hill start
assist.
● 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.
Daytime Tail Lights : Activates or
deactivates the tail lights in
combination with daytime
running lights.
● 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.
Auto Door Unlock : Changes the
configuration to unlock only the
driver's door or the whole vehicle after switching off 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 thehazard 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 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 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
Instruments and controls113warning chime when the
electronic key remains in the
vehicle.OnStar
OnStar is a personal connectivity and mobility 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 OnStar advisor.
Depending on the equipment of the
vehicle, the following services are
available:
● OnStar emergency services and support in the case of a vehicle
breakdown
● Wi-Fi hotspot● OnStar smartphone application
● OnStar remote services, e.g. location of the vehicle, activation
of horn and lights, control of
central locking system
● Stolen vehicle assistance
● Vehicle health check
● Destination download
Notice
All functions requiring data
connection to the vehicle are no
longer available if the vehicle ignition
has not been turned on for ten days.
OnStar buttons
Lighting117LightingExterior lighting.......................... 117
Light switch .............................. 117
Automatic light control .............118
High beam ............................... 118
Headlight flash ......................... 118
Headlight range adjustment ....118
Headlights when driving abroad .................................... 119
Daytime running lights .............119
LED headlights ........................ 119
Hazard warning flashers ..........122
Turn and lane-change signals . 123
Front fog lights ......................... 123
Rear fog light ........................... 124
Parking lights ........................... 124
Reversing lights .......................124
Misted light covers ...................124
Interior lighting ........................... 125
Instrument panel illumination control ..................................... 125
Interior lights ............................ 125
Reading lights .......................... 125
Sunvisor lights ......................... 126
Lighting features ........................126
Centre console lighting ............126Entry lighting ............................ 126
Exit lighting .............................. 126
Battery discharge protection ....127Exterior lighting
Light switch
Turn light switch:
AUTO:automatic light control
switches automatically
between daytime running
light and headlight8:sidelights9:headlights
When switching on the ignition,
automatic light control is active.
Control indicator 8 3 96.