Page 43 of 267
Keys, doors and windows416. Insert the 4 mm Allen key into the
marked position of the flap-drive
unit. Turn the Allen key clockwise
all the way to the stop, so that the sideways flaps are swivelled in.
7. Open the soft top lid to its end position.
8. Remove plastic covers on bothsides by pushing and sliding
backwards, see illustration.
9. At the hinges on each side there are visible marks.
10. Haul in the attached strings around the marked position at the
hinge on both sides and pull the
end of the string through the loop, as shown in the illustration.
11. Deposit the end of the strings at the front.
Page 44 of 267
42Keys, doors and windows
12.Pull out the soft top by lifting up the
front bow ( 1) and simultaneously
the tension bow ( 2) on both sides.
13. Move the front bow ( 1) to the
windscreen frame.
14. Remove the small lid in the windscreen frame trim using a
screwdriver which is inserted in
the recess of the lid.
15. Insert the 6 mm Allen key into the
closure and lock the latch by
turning the Allen key clockwise to
its end position.
16. Lift up the tension bow ( 2) of the
soft top on both sides. Raise up
soft top lid by pushing slowly
approx. to the half raised position
and then let it slide into the closed position.
17. Lower the tension bow ( 2) of the
soft top.
Note
In this position, the vehicle can be
driven to a workshop for soft top
overhaul. The soft top is not
completely waterproof and not
latched at the rear.
To latch the soft top completely,
execute the following step.
Page 80 of 267

78Instruments and controlsInstruments and
controlsControls ....................................... 79
Steering wheel adjustment ........79
Steering wheel controls .............79
Heated steering wheel ...............79
Horn ........................................... 80
Windscreen wiper and washer ..80
Outside temperature ..................81
Clock ......................................... 82
Power outlets ............................. 83
Cigarette lighter ......................... 84
Ashtrays .................................... 84
Warning lights, gauges and indi‐ cators ........................................... 85
Instrument cluster ......................85
Speedometer ............................. 85
Odometer .................................. 85
Trip odometer ............................ 85
Tachometer ............................... 86
Fuel gauge ................................ 86
Engine coolant temperature gauge ....................................... 86
Service display .......................... 87
Control indicators ......................88
Turn lights .................................. 90Seat belt reminder.....................91
Airbag, belt tensioners and roll bars .......................................... 91
Airbag deactivation ....................91
Charging system .......................91
Malfunction indicator light ..........92
Brake and clutch system ...........92
Operate pedal ............................ 92
Electric parking brake ................92
Electric parking brake fault ........93
Antilock brake system (ABS) .....93
Upshift ....................................... 93
Power steering .......................... 93
Lane departure warning ............93
Electronic Stability Control off ...94
Electronic Stability Control and Traction Control system ...........94
Traction Control system off .......94
Preheating ................................. 94
Exhaust filter .............................. 94
AdBlue ....................................... 94
Tyre pressure monitoring system ...................................... 94
Engine oil pressure ....................95
Low fuel ..................................... 95
Immobiliser ................................ 95
Exterior light .............................. 95
High beam ................................. 95
High beam assist .......................96
Adaptive forward lighting ...........96Fog light ..................................... 96
Rear fog light ............................. 96
Cruise control ............................ 96
Vehicle detected ahead .............96
Door open .................................. 96
Displays ....................................... 96
Driver Information Centre ..........96
Info Display .............................. 101
Vehicle messages ......................103
Warning chimes .......................103
Battery voltage ........................ 104
Vehicle personalisation ..............104
Telematics service .....................109
OnStar ..................................... 109
Page 84 of 267
82Instruments and controlsThe illustration shows Graphic-Info-
Display
The illustration shows Colour-Info-
Display
If outside temperature drops to 3 °C,
a warning message is displayed in the Driver Information Centre.9 Warning
The road surface may already be
icy even though the display
indicates a few degrees above
0 °C.
Clock
Date and time are shown in the
Info-Display.
Time and date settings
CD 400plus/CD 400/CD 300
Press CONFIG . The menu Settings is
displayed.
Select Time Date .
Selectable setting options:
● Set time: Changes the time
shown on the display.
● Set date: Changes the date
shown on the display.
● Set time format : Changes
indication of hours between 12 h
and 24 h.
● Set date format : Changes
indication of date between MM/
DD/YYYY and DD.MM.YYYY .
● Display clock : Switches on/off
indication of time on the display.
● RDS clock synchronization : The
RDS signal of most VHF
transmitters automatically sets
Page 107 of 267
Instruments and controls105
Press CONFIG . The menu Settings is
displayed.
The following settings can be
selected by turning and pressing the
multifunction knob:
● Sport mode settings
● Languages
● Time Date
● Radio settings
● Phone settings
● Vehicle settings
In the corresponding submenus the
following settings can be changed:
Sport mode settings
The driver can select the functions
which will be activated in Sport mode
3 157.
● Sport suspension : Damping
becomes harder.
● Sport powertrain performance :
Accelerator pedal and gear
change characteristics become
more responsive.
● Sport steering : Steering support
is reduced.
● Swap backlight colour main
instr. : Changes the instrument
illumination colour.Languages
Selection of the desired language.
Time Date
See 'Clock' 3 82.
Radio settings
See Infotainment manual for further
information.
Phone settings
See Infotainment manual for further information.
Page 150 of 267

148Driving and operatingThe vehicle must be parked on a levelsurface.
The filler neck for AdBlue is located behind the fuel filler flap, which islocated at right rear side of the
vehicle.
The fuel filler flap can only be opened
if the vehicle is unlocked.
1. Remove key from ignition switch.2. Close all doors to avoid ammonia fumes entering the interior of the
vehicle.
3. Release the fuel filler flap by pushing the flap 3 182.
4. Unscrew protective cap from the
filler neck.
5. Open AdBlue canister.
6. Mount one end of the hose on the
canister and screw the other end
on the filler neck.
7. Lift the canister until it is empty, or
until the flow from the canister has stopped. This can take up to five
minutes.
8. Place the canister on the ground to empty the hose, wait 15
seconds.
9. Unscrew the hose from the filler neck.
10. Mount the protective cap and turn
clockwise until it engages.
Note
Dispose of AdBlue canister
according to environmental
requirements. Hose can be reused
after flushing with clear water before
AdBlue dries out.Automatic transmission
The automatic transmission permits
automatic gearshifting (automatic
mode) or manual gearshifting
(manual mode).
Manual shifting is possible in manual
mode by tapping the selector lever
3 150.
Transmission display
The mode or selected gear is shown
in the transmission display.
Page 185 of 267

Driving and operating1839Danger
Fuel is flammable and explosive.
No smoking. No naked flames or
sparks.
If you can smell fuel in your
vehicle, have the cause of this
remedied immediately by a
workshop.
A label with symbols at the fuel filler
flap is indicating the allowed fuel
types. In Europe the pump nozzles of the filling stations are marked with
these symbols. Refuel only the
allowed fuel type.
Caution
In case of misfuelling, do not
switch on ignition.
Fuel filler flap is located at right rear
side of vehicle.
The fuel filler flap can only be opened
if the vehicle is unlocked. Release the
fuel filler flap by pushing the flap.
To open, turn the cap slowly
anticlockwise.
The fuel filler cap can be retained in
the bracket on the fuel filler flap.
To refuel, fully insert the pump nozzle
and switch it on.
After the automatic cut-off, the tank can be topped up by operating the
pump nozzle a maximum of two more
times.Caution
Wipe off any overflowing fuel
immediately.
To close, turn the fuel filler cap
clockwise until it clicks.
Close the flap and allow it to engage.
Vehicles with misfuel inhibitor
9 Warning
Do not try to open the flap of the
fuel filler neck manually on
vehicles with misfuel inhibitor.
Disregard could lead to trapping of
the fingers.
Page 186 of 267

184Driving and operatingVehicles with a selective catalytic
reduction system are equipped with a
misfuel inhibitor.
The misfuel inhibitor ensures that the flap of the fuel filler neck can only be
opened by using a nozzle for diesel
fuel or a funnel for emergency
refilling.
Turn the fuel filler cap slowly
anticlockwise.
The cap can be retained in the
bracket on the fuel filler flap.
Place the nozzle in a straight line to the filler neck and press with slight
force to insert.
In case of an emergency, refill with a
canister. A funnel must be used to
open the cap of the filler neck.
The funnel is located in the load
compartment.
Place the funnel in a straight line to
the filler neck and press with slight
force to insert.
Use the funnel to fill the diesel fuel into the filler neck.
After topping-up, put the funnel into
the plastic bag and stow it in the
storage compartment.
Selective catalytic reduction system
3 145.
Fuel filler cap
Only use genuine fuel filler caps. Diesel-engined vehicles have special fuel filler caps.