106Instruments and controls● If the reverse gear is engagedand the rear end carrier
extended.
● 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.
Battery voltage
Uplevel-Display
When the vehicle battery voltage is running low, a warning message will
appear in the Driver Information
Centre.
Base- and Midlevel-Display
When the vehicle battery voltage is
running low, a warning code 174 will
appear in the Driver Information
Centre.1. Switch off immediately any electrical consumers which are
not required for a safe drive, e.g.
seat heating, heated windsreen
and heated rear window or other
main consumers.
2. Charge the vehicle 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 vehicle battery cannot be
recharged, have the cause of the fault
remedied by a workshop.Vehicle personalisation
The vehicle's behaviour can be
personalised by changing the settings
in the Info-Display.
Some of the personal settings for
different drivers can be memorised
individually for each vehicle key.
Memorised settings 3 22.
Depending on vehicle equipment and
country-specific regulations, some of
the functions described below might
not be available.
Some functions are only displayed or
active when the engine is running.
Personal settings Graphic-Info-Display
Press CONFIG for the Settings menu.
Turn the MENU-TUNE control to
move to the desired setup menu, and
then press MENU-TUNE .
Instruments and controls107
The following settings can be
selected:
● Languages
● Time Date
● Radio settings
● Phone settings
● Vehicle settings
In the corresponding submenus, the
following settings can be changed:
Languages
Selection of the desired language.
Time Date
Refer to 'Clock' 3 80.
Radio settings
Refer to Infotainment manual for
further information.
Phone settings
Refer to Infotainment manual for
further information.
Vehicle settings ● Climate and air quality
Auto fan speed : Modifies the
level of the cabin airflow of the
climate control in Automatic
mode.
Air conditioning mode : Controls
the state of the cooling
compressor when the vehicle is
started. Last setting
(recommended) or at vehicle
start is either always ON or
always OFF.
Auto rear demist : Activates
automatically rear heated
window.● Comfort settings
Chime volume : Changes the
volume of warning chimes.
Personalization by driver :
Activates or deactivates the
personalisation function.
Rear auto wipe in reverse :
Activates or deactivates
automatic switching on of the
rear window wiper when reverse gear is engaged.
● Park assist / Collision detection
Park assist : Activates or
deactivates the ultrasonic
parking assist. Activation is
selectable with or without
attached trailer coupling.
Side blind zone alert : Changes
the settings for the side blind spot alert system.
● Exterior ambient lighting
Exterior lighting by unlocking :
Activates or deactivates the entry
lighting.
Duration upon exit of vehicle :
Instruments and controls109Radio settings
Refer to Infotainment manual for
further information.
Connection settings
Refer to Infotainment manual for
further information.
Vehicle settings ● Climate & air quality
Auto fan speed : Modifies the
level of the cabin airflow of the
climate control in automatic
mode.
Air conditioning mode : Controls
the state of the cooling
compressor when the vehicle is
started. Last setting
(recommended) or at vehicle
start is either always ON or
always OFF.
Auto rear defog : Activates heated
rear window automatically.
● Comfort & 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.
● Collision / detection
Park assist : Activates or
deactivates the ultrasonic
parking assist. Activation is
selectable with or without
attached trailer coupling.
Side blind zone alert : Changes
the settings for the side blind spot alert system.
● Lighting
Exit lighting : Activates or
deactivates and changes the
duration of exit lighting.
Vehicle locator lights : Activates
or deactivates the welcome
lighting.
● Power door locks
Auto door lock : Activates or
deactivates the automatic doorlocking function after switching
on ignition.
Unlocked door anti lock out :
Activates or deactivates the door
locking function while a door is
open.
Delayed door lock : Activates or
deactivates the delayed door locking function. This menu
option is displayed with Unlocked
door anti lock out deactivated.
Central locking system 3 22.
● Lock, unlock settings
Remote unlock light feedback :
Activates or deactivates the
hazard warning flasher feedback whilst unlocking.
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
122LightingOperate rocker switches:centre
position:automatic switching on
when opening a door.
Turns off after a delaypress I:permanently onpress 0:permanently off
Dome light
Spotlight incorporated in the inside
mirror housing comes on when
headlights are switched on.
Dome light illuminates gear shifting
console indirectly.
Ambient light
The ambient light consists of indirect red lights in the doors and in the
passenger foot well. It can be dimmed with the thumb wheel A together with
the instrument panel illumination
3 120.
Ambient light comes on automatically when switching off ignition and
extinguishes after opening a door.
Reading lights
Operated by pressing 2 for the left
and right side.
Lighting features
Entry lighting
Welcome lighting
The following lights are switched on
for a short time by unlocking the
vehicle with the radio remote control:
● headlights
● tail lights
● number plate lights
● instrument panel light
● interior lights
Some functions are only operable
when it is dark outside, to facilitate locating the vehicle.
Lighting switches off immediately
when the ignition key is turned to
position 1 3 136.
Activation or deactivation of this
function can be changed in the
Info-Display.
Vehicle personalisation 3 106.
The settings can be saved for the key being used 3 22.
Lighting123The following lights will additionally
switch on when the driver's door is opened:
● all switches
● Driver Information Centre
Exit lighting The following lights switch on if the
key is removed from the ignition
switch:
● interior lights
● instrument panel light (only when
it is dark)
They will switch off automatically after
a delay and will be activated again if
the driver's door is opened.
Path lighting Headlights, tail lights and number
plate lights illuminate the surrounding
area for an adjustable time after
leaving the vehicle.Activating
1. Switch off the ignition.
2. Remove the ignition key.
3. Open driver's door.
4. Pull the turn signal lever.
5. Close the driver's door.
If the driver's door is not closed the
lights switch off after two minutes.
Exit lighting is switched off
immediately if the turn signal lever is
pulled while the driver's door is open.
Activation, deactivation and duration
of this function can be changed in the Info-Display. Vehicle personalisation
3 106.
The settings can be saved for the key
being used 3 22.
Battery discharge protection
Vehicle battery state of charge
function
The function guarantees longestvehicle battery life via a generator
with controllable power output and
optimised power distribution.
To prevent discharge of the vehicle
battery when driving, the following
systems are reduced automatically in two stages and finally switched off:
● auxiliary heater
● heated rear window
● heated windscreen
● heated mirrors
● heated seats
● fan
In the second stage, a message
which confirms the activation of the
vehicle battery discharge protection
will be displayed in the Driver
Information Centre.
130Climate control
If the minimum temperature Lo is set,
the climate control system runs at
maximum cooling, if cooling n is
switched on.
If the maximum temperature Hi is set,
the climate control system runs at
maximum heating.
Notice
If n is switched on, reducing the set
cabin temperature can cause the
engine to restart from an Autostop or inhibit an Autostop.
Demisting and defrosting the
windows V
●
Press V. Activation is indicated
by illumination of the LED in the
button.
● Temperature and air distribution are set automatically and the fan
runs at high speed.
● Switch on heated rear window Ü.
● To return to previous mode: press V, to return to Automatic
mode: press AUTO.
Setting of automatic rear window
heating can be changed in the
Info-Display. Vehicle personalisation
3 106.
Notice
If V is pressed while the engine is
running, an Autostop will be inhibited
until V is pressed again.
If s is pressed with the fan switched
on and the engine running, an
Autostop will be inhibited until s is
pressed again or until the fan is
switched off.
If V is pressed while the engine is
in an Autostop, the engine will restart automatically.
If s is pressed with the fan switched
on while the engine is in an
Autostop, the engine will restart
automatically.
Stop-start system 3 138.
Manual settings Climate control system settings can
be changed by activating the buttons
and rotary knobs as follows.
Changing a setting will deactivate the Automatic mode.
132Climate controlIf no cooling or drying is required,
switch off the cooling system for fuel
saving reasons.
When the cooling system is switched
off, no engine restart will be
requested by the climate control
system during an Autostop.
Exception: defrost system is activated and outside temperature above 0 °C
requests a restart.
The status of cooling operation is
indicated in the Info-Display.
Activation or deactivation of cooling
operation after engine start can be
changed in the Info-Display. Vehicle
personalisation 3 106.Air recirculation mode 4
Press 4
to activate air recirculation
mode. Activation is indicated by
illumination of the LED in the button.
Press 4 again to deactivate air
recirculation mode.
9 Warning
The exchange of fresh air is
reduced in air recirculation mode.
In operation without cooling the air humidity increases, so the
windows may mist up from inside.
The quality of the passenger
compartment air deteriorates,
which may cause the vehicle
occupants to feel drowsy.
In warm and very humid ambient air conditions, the windscreen may mist
up from outside, when cold air is
directed towards it. If windscreen
mists up from outside, activate
windscreen wiper and deactivate s.
Basic settings
Some settings can be changed in the Info-Display. Vehicle personalisation
3 106.
172Driving and operatingWhen the system detects a vehicle inthe side blind zone while driving
forward, either while passing a
vehicle or being passed, a yellow
warning symbol B will illuminate in
the relevant exterior mirror. If the
driver then activates the turn signal,
the warning symbol B starts flashing
yellow as a warning not to change
lanes.
Side blind spot alert is active from
speeds of 6 mph up to 87 mph.
Driving faster than 87 mph
deactivates the system, indicated by
low lighting warning symbols B in
both exterior mirrors. Reducing the speed again will extinguish the
warning symbols. If a vehicle is then
detected in the blind zone, the
warning symbols B will illuminate as
normal on the relevant side.
When the vehicle is started, both exterior mirror displays will briefly
come on to indicate that the system is operating.
The system can be activated or
deactivated in the Info-Display,
vehicle personalisation 3 106.
Deactivation is indicated by a
message in the Driver Information
Centre.
Detection zones The detection zones start at the rear
bumper and extend approx.
three metres rearwards and to the
sides. The height of the zone is
approx. between 0.5 metres and
two metres off the ground.
Side blind spot alert is designed to
ignore stationary objects, e.g.
guardrails, posts, curbs, walls and
beams. Parked vehicles or oncoming
vehicles are not detected.Fault
Occasional missed alerts can occur
under normal circumstances and will
increase in wet conditions.
Side blind spot alert does not operate when the left or right corners of the
rear bumper are covered with mud,
dirt, snow, ice, slush, or in heavy
rainstorms. Cleaning instructions
3 232.
In the event of a fault in the system or if the system does not work due to
temporary conditions, a message is
displayed in the Driver Information
Centre. Seek the assistance of a
workshop.
Rear view camera The rear view camera assists the
driver when reversing by displaying a view of the area behind the vehicle.
The view of the camera is displayed
in the Colour-Info-Display.