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Instruments and controls107No.Vehicle message174Low vehicle battery258Park assist off
Vehicle messages on the
Uplevel-Display or
Uplevel-Combi-Display
The vehicle messages are displayed
as text. Follow the instructions given
in the messages.
The system displays messages
regarding the following topics:
● fluid levels
● anti-theft alarm system
● brakes
● drive systems
● ride control systems
● cruise control
● object detection systems
● lighting, bulb replacement
● wiper/washer system
● doors, windows
● radio remote control
● seat belts
● airbag systems
● engine and transmission
● tyre pressure
● diesel particle filter
Vehicle messages on the
Colour-Info-Display
Some important messages 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
Only one warning chime will sound at
a time.
The warning chime regarding
unfastened seat belts has priority
over any other warning chime.
When starting the engine or whilst
driving
● 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 a programmed speed is exceeded.
● If a warning message or a warning code appears in the
Driver Information Centre.
● If the parking assist detects an object.
● If reverse gear is engaged and the rear end carrier is extended.
Page 110 of 251

108Instruments and controls● If a fault in the automatic lockingsystem is detected.
● 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
When the vehicle 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 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.Trip computer
The menus and functions can be selected via the buttons on the turnsignal lever 3 100.
Press MENU to select the Trip/Fuel
Information Menu , or select W on
the Uplevel-Combi-Display.
Page 114 of 251
112Instruments and controls
Press CONFIG . The menu Settings is
displayed.
The following settings can be
selected by turning and pressing the
multifunction knob:
● 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
See Clock 3 85.
Radio settings
See description for Infotainment
system in the Infotainment manual.
Phone settings
See description for Infotainment
system in the Infotainment manual.Vehicle settings
● Climate and air quality
Auto fan speed : Modifies the
level of the cabin airflow of the
climate control in automatic
mode.
Climate control mode : Controls
the state of the cooling
compressor when the vehicle is
started. Last setting
(recommended) or at vehicle
start either always ON or always
OFF.
Auto rear demist : Activates
automatically rear heated
window.
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Instruments and controls113
●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.
● Exterior ambient lighting
Duration upon exit of vehicle :
Activates or deactivates and
changes the duration of exit
lighting.
Exterior lighting by unlocking :
Activates or deactivates the
welcome lighting.
● Remote locking, unlocking,
starting
Remote door unlock : Changes
the configuration to unlock only
the driver's door or the whole
vehicle whilst unlocking.
● Restore factory settings
Restore factory settings : Resets
all settings to the default settings.
Settings in the Colour-Info-
Display
CD 600/Navi 650/Navi 950
Press CONFIG on the Infotainment
system faceplate to enter the
Configuration Settings menu.
Turn the multifunction knob to scroll
upwards or downwards in the list.
Press the multifunction knob
(Navi 950 / Navi 650: press the outer
ring) to select a menu item.
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114Instruments and controls
●Languages
● Time and Date
● Radio Settings
● Phone Settings
● Navigation Settings
● Display Settings
● Vehicle Settings
In the corresponding submenus the
following settings can be changed:
Languages
Selection of the desired language.
Time and Date
See Infotainment manual for further
information.
Radio Settings
See Infotainment manual for further
information.
Phone Settings
See Infotainment manual for further information.
Navigation Settings
See Infotainment manual for further
information.
Display Settings ● Home Page Menu :
See Infotainment manual for
further information.
● Rear Camera Options :
Press to adjust the rear camera
options 3 157.
● Display Off :
See Infotainment manual for
further information.
● Map Settings :
See Infotainment manual for
further information.Vehicle Settings
● Climate and Air Quality
Auto Fan Speed : Modifies the fan
regulation. Changed setting will
be active after switching the
ignition off and on again.
Air Conditioning Mode : Activates
or deactivates cooling when
switching on the ignition or uses
the last chosen setting.
Auto Demist : Activates or
deactivates auto demist.
Auto Rear Demist : Activates
automatically the rear heated
window.
● Comfort and Convenience
Chime Volume : Changes the
volume of warning chimes.
Personalisation by Driver :
Activates or deactivates the personalisation function.
Auto Reverse Gear Wiper :
Activates or deactivates
automatically switching on of the
rear window wiper when reverse
gear is engaged.
Page 130 of 251

128Climate controlClimate controlClimate control systems.............128
Heating and ventilation system 128
Air conditioning system ...........129
Electronic climate control system .................................... 131
Auxiliary heater ........................135
Air vents ..................................... 135
Adjustable air vents .................135
Fixed air vents ......................... 136
Maintenance .............................. 136
Air intake ................................. 136
Pollen filter ............................... 136
Air conditioning regular
operation ................................ 136
Service .................................... 136Climate control systems
Heating and ventilation system
Controls for: ● temperature
● air distribution
● fan speed
● demisting and defrosting
Heated rear window Ü 3 32.
Temperature
red:warmblue:coldHeating will not be fully effective until
the engine has reached normal
operating temperature.
Air distributions:to windscreen and front door
windowsM:to head area via adjustable air
ventsK:to foot well
All combinations are possible.
Fan speed
Adjust the air flow by switching the fan to the desired speed.
Demisting and defrosting ● Press V: fan automatically
switches to higher speed, the air
distribution is directed towards
the windscreen.
● Set temperature control to warmest level.
● Switch on heated rear window Ü.
● Open side air vents as required and direct them towards the doorwindows.
Page 132 of 251

130Climate controlPress 4 again to deactivate
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 might mist up from outside, when cold air is
directed to it. If windscreen mists up
from outside, activate windscreen
wiper and deactivate s.
Maximum cooling
Briefly open the windows so that hot
air can disperse quickly.
● Switch on cooling n.
● Switch on air recirculation system
4 .
● Press air distribution switch M.
● Set temperature control to coldest level.
● Set fan speed to highest level.
● Open all air vents.
Demisting and defrosting the
windows V
●
Press V: fan automatically
switches to higher speed, the air
distribution is directed towards
the windscreen.
● Set temperature control to warmest level.
● Switch on heated rear window Ü.
● Open side air vents as required and direct them towards the doorwindows.
Page 133 of 251

Climate control131Notice
If V is pressed while the engine is
running, an Autostop will be inhibited
until V is pressed again.
If V is pressed while the engine is
in an Autostop, the engine will restart automatically.
Stop-start system 3 141.
Electronic climate control system
The dual zone climate control allows
different climatisation temperatures
for driver and front passenger side.
In Automatic mode temperature, fan
speed and air distribution are
regulated automatically.
Controls for:
● temperature on driver side
● air distribution
● fan speed
● temperature on front passenger side
n:coolingAUTO:automatic mode4:manual air recirculationV:demisting and defrosting
Heated rear window Ü 3 32, Heated
seats ß 3 40, Heated steering wheel
* 3 81.
Climate control settings are shown on
the Graphic-Info-Display, or
depending on the version, on Colour-
Info-Display. Setting modifications
are briefly popped-up in both
displays, superimposed over the
currently displayed menu.
The electronic climate control system is only fully operational when the
engine is running.