2014 MERCEDES-BENZ E-Class CABRIOLET fuel

Instrumen
tcluster Displays
Function Page
0002
Fuel gauge
0003
Coolant temperature 232
0023
Speedometer with
segments
233 Function Page
0022
Multifunction display 234
0020
Tachometer 232
i
Adjust the instrument cluster lighting
using the on-board computer
(Y page 244). Instrument cluster
31At a glance

Warning and indicator lamps
Function Page
0002
000C
ESP® 279
0003
000A
Distance warning 284
0023
0015
ESP®
OFF 279
0022
000B
Brakes (USA only) 277
0020
0005
Brakes (Canada only) 277
0021
00070006
Turn signals 137
0014
0017
ABS 278
0015
001D
SRS 281
0016
0010
Check Engine 282
0017
0017
Tire pressure monitor 285 Function Page
0018
0011
Seat belts 276
001A
000E
Coolant 282
001B
000A
High-beam
headlamps 138
001C
000B
Low-beam
headlamps 136
001D
0014
Parking lamps 136
001E
000D
This lamp has no
function 136
001F
0012
Reserve fuel 28232
Instrument clusterAt a glance

If you do not open the vehicle within
approximately 40 seconds of unlocking:
R
the vehicle is locked again.
R the theft deterrent locking system is
armed again.
X To lockc entrally:press the 000Dbutton.
The SmartKey centrally locks/unlocks:
R the doors
R the trunk lid
R the fuel filler flap
The tur nsignals flash onc ewhen unlocking
and three times when locking.
You can also set an audible signal to confirm
that the vehicle has been locked. The audible
signal can be activated and deactivated using
the on-board computer (Y page 246).
When it is dark, the surround lighting also
comes on if it is activated in the on-board
computer (Y page 245). KEYLESS-GO
General notes Bear in mind that the engine can be started
by any of the vehicle occupants if there is a
KEYLESS-GO key in the vehicle.
Locking/unlocking centrally You can start, lock or unlock the vehicle using
KEYLESS-GO. To do this, you only need carry
the SmartKey with you. You can combine the
functions of KEYLESS-GO with those of a
conventional SmartKey. Unlock the vehicle
by using KEYLESS-GO, for instance, and lock
it using the 000Dbutton on the SmartKey.
When locking or unlocking with KEYLESS-GO,
the distance between the SmartKey and the
corresponding door handle must not be
greater than 3 ft (1 m). Ac
heck which periodically establishes a radio
connection between the vehicle and the
SmartKey determines whether a valid
SmartKey is in the vehicle. This occurs, for
example:
R when the external door handles are
touched
R when starting the engine
R while the vehicle is in motion X
To unlock the vehicle: touch the inner
surface of the door handle.
X To lock the vehicle: touch sensor
surface 0002.
X Convenience closing feature: touch
recessed sensor surface 0003for an
extended period.
Further information on the convenience
closing feature (Y page 97).
X To unlock the trunk lid: pull the handle on
the trunk lid.
The vehicle only unlocks the trunk lid. Changing the settings of the locking
system
You can change the settings of the locking
system. This means that only the driver's door
and the fuel filler flap are unlocked when the
vehicle is unlocked. This is useful if you
frequently travel on your own.
X To change the setting: press and hold
down the 000Eand000D buttons on the
SmartKey simultaneously for SmartKey
83Opening and closing Z

otherwise damage the door or the side
window.
You can open a door from inside the vehicle
even if it has been locked. If the vehicle has
been locked with the SmartKey or with
KEYLESS-GO, opening adoor from the inside
will trigger the anti-theft alarm system.
Switch off the alarm (Y page 78).X
To unlock a front door: pull door
handle 0003.
Locking knob 0002pops up.
The door is unlocked and can be opened.
X To open a front door: pull door
handle 0003.
X To unlock a rear door: pull up locking
knob 0002.
The door is unlocked and can be opened.
X To open a rear door: pull door handle0003.
i When a door is opened, the side window
on that side opens slightly. When the door
is closed, the side window closes again. Centrally locking and unlocking the
vehicle from the inside
You can centrally lock or unlock the vehicle
from the inside. X
To unlock: press button 0002.
X To lock: press button 0003.
If all the doors are closed, the vehicle locks.
Meanwhile, the fuel filler flap will not be
locked or unlocked.
You cannot unlock the vehicle centrally from
the inside if the vehicle has been locked with
the SmartKey or KEYLESS-GO.
You can open a door from inside the vehicle
even if it has been locked.
If the vehicle has been locked using the
locking button for the central locking, or has
been locked automatically, and a door is
opened from the inside:
R the vehicle will be fully unlocked if it had
previously been fully unlocked
R only the door which has been opened form
the inside is unlocked if only the driver's
door had been previously unlocked Automatic locking feature Doors
89Opening and closing Z

Useful information
............................164
Notes on breaking-in anew vehicle 164
Driving ............................................... 164
Automatic transmission ...................172
Refueling ............................................ 179
Parking ............................................... 182
Driving tips ........................................ 184
Driving systems ................................ 189 163Driving and parking

You can also deactivate the automatic
locking feature (Y
page 245).
i Upshifts take place at higher engine
speeds after a cold start. This helps the
catalytic converter to reach its operating
temperature more quickly.
Hill start assist Hill star
tassist helps you when pulling away
forwards or in reverse on an uphill gradient.
It holds the vehicle for a short time after you
have removed your foot from the brake pedal.
This gives you enough time to move your foot
from the brake pedal to the accelerator pedal
and to depress it before the vehicle begins to
roll. G
WARNING
After a short time, hill start assist will no
longer brake your vehicle and it could roll
away. There is a risk of an accident and injury.
Therefore, quickly move your foot from the
brake pedal to the accelerator pedal.N ever
leave the vehicle when it is held by hill start
assist.
X Take your foot off the brake pedal.
The vehicle is then held for about a second.
X Pull away.
Hill start assist is not active if:
R you are pulling away on a level road or on
a downhill gradient.
R the transmission is in position N.
R the parking brake is applied.
R ESP ®
is malfunctioning. ECO start/stop function
Introduction The ECO start/stop function switches the
engine off automatically if the vehicle is
stopped under certain conditions.
The engine starts automatically when the
driver wants to pull away again. The ECO start/stop function thereby helps you to
reduce the fuel consumption and emissions
of your vehicle.
Important safety notes G
WARNING
If the engine is switched off automatically and
you exit the vehicle, the engine is restarted
automatically. The vehicle may begin moving.
There is a risk of accident and injury.
If you wish to exit the vehicle, always turn off
the ignition and secure the vehicle against
rolling away.
General notes 0002
ECO start/stop display
If the 000C symbol is shown in green in the
multifunction display, the ECO start/stop
function switches the engine off
automatically if the vehicle stops moving.
Every time you switch on the engine using the
SmartKey or the Start/Stop button, the ECO
start/stop function is activated.
If the ECO start/stop function has been
manually deactivated (Y page 170) or a
malfunction has caused the system to be
deactivated, the 000Csymbol is not
displayed.
For further information on automatic engine
switch-off (Y page 169) and automatic
engine start (Y page 169).168
DrivingDriving and parking

Problems with the engine
Problem Possible causes/consequences and
0001 Solutions
The engine does not
start. The starter motor
can be heard. R
There is a malfunction in the engine electronics.
R There is a malfunction in the fuel supply.
X Before attempting to start the engine again, turn the SmartKey
in the ignition back to position 0or press the Start/Stop button
repeatedly until all indicator lamps in the instrumen tcluster go
out.
X Try to start the engine again (Y page 166). Avoid excessively
long and frequent attempts to start the engine as these will drain
the battery.
If the engine does not start after several attempts:
X Consult a qualified specialist workshop. The engine does not
start. You cannot hear
the starter motor. The on-board voltage is too low because the battery is too weak
or discharged.
X
Jump-star tthe vehicle (Y page 334).
If the engine does not start despite attempts to jump-start it:
X Consult a qualified specialist workshop. The starter motor was exposed to a thermal load that was too high.
X
Allow the starter motor to cool down for approximately two
minutes.
X Try to start the engine again.
If the engine still does not start:
X Consult a qualified specialist workshop. The engine is not
running smoothly and
is misfiring. There is a malfunction in the engine electronics or in a mechanical
component of the engine management system.
X Only depress the accelerator pedal slightly.
X Have the cause rectified immediately at a qualified specialist
workshop.
Otherwise, non-combusted fuel may get into the catalytic
converter and damage it. The coolant
temperature gauge
shows a value above
248 ‡ (120 †). The coolant level is too low. The coolant is too hot and the engine
is no longer being cooled sufficiently.
X Stop as soon as possible and allow the engine and the coolant
to cool down.
X Check the coolant level (Y page 315). Observe the warning
notes as you do so and add coolant if necessary. Driving
171Driving and parking Z

E
Economy Comfortable, economical
driving
S
Sport Sporty driving style
M
Manual Manual gear shifting
i
For further information on the automatic
drive program, see (Y page 176).
Only change fro mautomatic drive program
E or Sto manual drive program Mwhen the
vehicle is stationary.
i The automatic transmission shifts to
automatic drive program Eeach time the
engine is started. Steering wheel paddle shifters
In the manual drive program, you can change
gears manually using steering wheel paddle
shifters
0002and 0003.
Further information about permanent drive
program M(Ypage 177).
Further information about temporary drive
program M(Ypage 176).
i You can only change gear with the
steering wheel paddle shifters when the
transmission is in position D. Automatic drive program
Automatic drive program sEand S Drive program
Eis characterized by the
following:
R the vehicle pulling away more gently in
forward and reverse gears, unless the
accelerator pedal is depressed fully
R increased sensitivity .This improves driving
stability on slippery road surfaces, for
example
R the automatic transmission shifting up
sooner. This results in the vehicle being
driven at lower engine speeds and the
wheels being less likely to spin
Drive program Sis characterized by the
following:
R sporty engine settings
R the vehicle pulling away in first gear
R the automatic transmission shifting up
later
R the fuel consumption possibly being higher
as a result of the later automatic
transmission shift points
Manual drive program M General notes
In this drive program, you can briefly change
gear yourself by using the steering wheel
paddle shifters. The transmission must be in
position
D.
You can activate manual drive program Min
the Eand Sautomatic drive programs.
i As well as temporary drive program M,
you can also activate permanent drive
program M(Ypage 175).
Further information about permanent drive
program M(Ypage 177). 176
Automatic transmissionDriving and parking