wheel MERCEDES-BENZ CLA 2014 Manual Online

Convenience
Switching the fold-in mirrors with the
locking feature on/off
This function is only available on vehicles with
the memory function (Ypage 100).
When you activate theAuto. Mirror
Foldingfunction, the exterior mirrors are
folded in when the vehicle is locked.
If you unlock the vehicle and then open a
door, the exterior mirrors fold out again.
If you have switched on theAuto. Mirror
Foldingfunction and you fold in the exterior
mirrors using the buttononthe door
(Ypage 98), they will not fold out
automatically.The exterior mirrors can then
only be folded out using the button on the
door.
XPress theorbutton on the
steering wheel to select theSettings
menu.
XPress theorbutton to select the
Conveniencesubmenu.
XPressto confirm.
XPress theorbutton to select the
Auto. Mirror Foldingfunction.
If theAuto. Mirror Foldingfunction is
activated, the vehicle's exterior mirror is
displayed in orange in the multifunction
display.
XPress thebutton to save the setting.
Restoring the factory settings
XPress theorbutton on the
steering wheel to select theSettmenu.
XPress theorbutton to select the
Factory Settingsubmenu.
XPressto confirm.
TheReset All Settings?message
appears.
XPress theorbutton to select
NoorYes.
XPressto confirm the selection.
If you have selectedYes, the multifunction
display shows a confirmation message.
For safety reasons, theDaytime Running
Lights:function in theLightssubmenu is
only reset if the vehicle is stationary.
AMG menu in AMG vehicles
AMG displays
Digital speedometer
Gear indicator
"Upshift indicator
!Engine oil temperature
Coolant temperature
Transmission fluid temperature
XPressoron the steering wheel
to select theAMGmenu.
Upshift indicatorUP"indicates that the
engine has reached the overrevving range
when in the manual gearshift program.
Upshift indicatorUP"fades out other
messages until you have shifted up.
If the engine oil temperature is below 176 ‡
(80 †), oil temperature!is shown in blue.
Avoid driving at full engine output during this
time.
If the transmission fluid temperature is below
122 ‡ (50 †), oil temperature is shown
in blue. Avoid driving at full engine output
during this time.
Menus and submenus209
On-board computer and displays
Z

SETUP
Drive program (C/S/M)
ESP®mode (ON/OFF) or SPORT handling
mode (SPORT)
SETUP shows the drive program, the ESP®
(Electronic Stability Program) mode and the
SPORT handling mode.
XPress theorbutton on the
steering wheel to select theAMGmenu.
XPress thebutton repeatedly until
SETUP is displayed.
RACETIMER
Displaying and starting RACETIMER
The RACETIMER is only intended for use on a
closed race circuit. Do not use the function
on publicroads.
Lap
RACETIMER
You can start the RACETIMER when the
engine is running or if the SmartKey is in
position2in the ignition lock.
XPressoron the steering wheel
to select theAMGmenu.
XPress thebutton repeatedly until the
RACETIMER is shown.
XTo start:press thebutton to start the
RACETIMER.
Displaying the intermediate time
XPress theorbutton to select
Interm. Time.
XPressto confirm.
The intermediate time is displayed for five
seconds.
Starting a new lap
RACETIMER
Fastest lap time (best lap)
"Lap
XPressto confirmNew Lap.
iIt is possible to store a maximum of
sixteen laps. The 16th lap can only be
completed withFinish Lap.
Stopping the RACETIMER
XPress thebutton on the steering
wheel.
XPressto confirmYes.
The RACETIMER interrupts timing when you
stop the vehicle and turn the SmartKey to
position1in the ignition lock. If you turn the
210Menus and submenus
On-board computer and displays

SmartKey to position2or3and then press
to confirmStart, timing is continued.
Resetting the current lap
XStop the RACETIMER.
XPress theorbutton to select
Reset Lap.
XPressto reset the lap time to "0".
Deleting all laps
If you switch off the engine, the RACETIMER
is reset to "0" after 30 seconds. All laps are
deleted.
You cannotdelete individual stored laps. If
you have stopped 16 laps, the currentlap
does nothave to be reset.
XReset the currentlap.
XPressto confirmReset.
Reset Race Timer?appears in the
multifunction display.
XPress thebutton to selectYesand
press thebutton to confirm.
All laps are deleted.
Overall statistics
RACETIMER overall evaluation
Total time driven
"Average speed
!Distance covered
Maximum speed
This function is shown if you have stored at
least one lap and stopped theRACETIMER.
XPressoron the steering wheel
to select theAMGmenu.
XPress thebutton repeatedly until the
overall evaluation is shown.
Lap statistics
Lap
Lap time
"Average lap speed
!Lap length
Top speed during lap
This functionis only available if you have
stored at least two laps and have stopped the
RACETIMER.
XPressoron the steering wheel
to select theAMGmenu.
XPress thebutton repeatedly until the
lap evaluation is shown.
Each lap is shown in a separate submenu.
The fastest lap is indicated by flashing
symbol.
XPress theorbutton to select a
different lap evaluation.
Menus and submenus211
On-board computer and displays
Z

Display messages
General notes
Display messages appear in themultifunction display.
Display messages with graphic displays may be shown in simplified forminthe Operator's
Manual and may differ from the messages shown in the multifunction display.
Please respond in accordance with the display messages and follow the additional notes in
this Operator's Manual.
Certain display messages are accompanied by an audible warning tone or a continuous tone.
When the ignition is switched off, all display messages are deleted, apart from some high-
priority display messages. Once the causes of the high-priority display messages have been
rectified, the corresponding display messages are also deleted.
When you stop and park the vehicle, please observe the notes on the HOLD function
(Ypage 172) and parking (Ypage 153).
Hiding display messages
XPress theorbutton on the steering wheel to hide the display message.
The display message is cleared.
The multifunction display shows high-priority display messages in red. Some high-priority
display messages cannot be hidden.
The multifunction display shows these messages continuously until the causes for the
messages have been remedied.
Message memory
The on-board computer saves certain display messages in themessage memory.You can
call up the display messages:
XPressoron the steering wheel to select theServmenu.
If there are display messages, the multifunction display shows, for example,2 Messages.
XPress theorbutton to select the entry, e.g.2 Messages.
XPressto confirm.
XPress theorbutton to scroll through the display messages.
212Display messages
On-board computer and displays

Safety systems
Display messagesPossible causes/consequences and
Solutions

Currently
Unavailable See
Operator's Manual
ABS (Anti-lock Braking System), ESP®(Electronic Stability
Program), BAS (Brake Assist), the HOLD function and hill start
assist are temporarily unavailable.
COLLISION PREVENTION ASSIST/COLLISION PREVENTION
ASSIST PLUS may also have failed.
In addition, the,andwarning lamps light up in
the instrument cluster.
ATTENTION ASSIST is deactivated.
Possible causes are:
Rself-diagnosis is not yet complete.
Rthe on-board voltage may be insufficient.
GWARNING
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
The steerability and braking characteristics may be severely
affected. The braking distance in an emergency braking situation
can increase.
If ESP®is not operational, ESP®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XCarefully drive a short distance on a suitable stretch of road,
making slight steering movements at a speed above 12 mph
(20 km/h).
If the display message disappears, the functions mentioned
above are available again.
If the display message continues to be displayed:
XDrive on carefully.
XVisit a qualified specialist workshop.

Inoperative See
Operator's Manual
ABS, ESP®, BAS, the HOLD function and hill start assist are
unavailable due to a malfunction.
COLLISION PREVENTION ASSIST/COLLISION PREVENTION
ASSIST PLUS may also have failed.
In addition, the,,andwarning lamps light
up in the instrument cluster.
ATTENTION ASSIST is deactivated.
GWARNING
Display messages213
On-board computer and displays
Z

Display messagesPossible causes/consequences and
Solutions
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lockifyou
brake hard, for example.
The steerability and braking characteristics may be severely
affected. The braking distance in an emergency braking situation
can increase.
If ESP®is not operational, ESP®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XDrive on carefully.
XVisit a qualified specialist workshop immediately.

Currently
Unavailable See
Operator's Manual
ESP®, BAS, the HOLD function and hill start assist are temporarily
unavailable.
COLLISION PREVENTION ASSIST/COLLISION PREVENTION
ASSIST PLUS may also have failed.
In addition, theandwarning lamps light up in the
instrument cluster.
ATTENTION ASSIST is deactivated.
The self-diagnosis function might not be complete, for example.
GWARNING
The brake system continues to function normally, but without the
functions listed above.
The braking distance in an emergency braking situation can thus
increase.
If ESP®is not operational, ESP®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XCarefully drive a short distance on a suitable stretch of road,
making slight steering movements at a speed above 12 mph
(20 km/h).
If the display message disappears, the functions mentioned
above are available again.
If the display message continues to be displayed:
XDrive on carefully.
XVisit a qualified specialist workshop.
214Display messages
On-board computer and displays

Display messagesPossible causes/consequences and
Solutions

Inoperative See
Operator's Manual
ESP®, BAS, the HOLD function and hill start assist are unavailable
due to a malfunction.
COLLISION PREVENTION ASSIST/COLLISION PREVENTION
ASSIST PLUSmay also have failed.
In addition, theandwarning lamps light up in the
instrument cluster.
ATTENTION ASSIST is deactivated.
GWARNING
The brake system continuesto function normally, but without the
functions listed above.
The braking distance in an emergency braking situation can thus
increase.
If ESP®is not operational, ESP®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XDrive on carefully.
XVisit a qualified specialist workshop.


Inoperative See
Operator's Manual
EBD (electronic brake force distribution), ABS, ESP®, BAS, the
HOLD function and hill start assist are not available due to a
malfunction.
COLLISION PREVENTION ASSIST/COLLISION PREVENTION
ASSIST PLUS may also have failed.
In addition, the,andwarning lamps light up in
the instrument cluster and a warning tone sounds.
ATTENTION ASSIST is deactivated.
GWARNING
The brake system continues to function normally, but without the
functions listed above. The front and rear wheels could therefore
lock if you brake hard, for example.
The steerability and braking characteristics may be severely
affected. The braking distance in an emergency braking situation
can increase.
If ESP®is not operational, ESP®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XDrive on carefully.
XVisit a qualified specialist workshop immediately.
Display messages215
On-board computer and displays
Z

Display messagesPossible causes/consequences and
Solutions
The red(USA only)/ (Canada only) indicatorlamp
flashes and the yellow warning lamp lights up.
The electric parking brake is malfunctioning.
To release:
XSwitch off the ignition and turn it back on.
XRelease the electric parking brake manually.
To apply:
XSwitch off the ignition and turn it back on.
XApply the electric parking brake manually.
If the red(USA only)/ (Canada only) indicator lamp
continues to flash:
XDo not drive on.
XSecure the vehicle against rolling away (Ypage 337).
XShift the transmission toP.
XTurn the frontwheels towards the curb.
XConsult a qualified specialist workshop.
The yellow warning lamp lights up. The red(USA
only)/ (Canada only) indicator lamp flashes for about ten
seconds after the electric parking brake has been applied or
released. It then goes out or remains lit.
The electric parking brake is malfunctioning.
XSwitch off the ignition and turn it back on.
XApply the electric parking brake.
If it is not possible to engage the electric parking brake:
XShift the transmission toP.
XVisit a qualified specialist workshop.
If it is not possible to release the electric parking brake:
XRelease the electric parking brake automatically (Ypage 154).
If the electric parking brake still cannot be released:
XConsult a qualified specialist workshop.
Display messages217
On-board computer and displays
Z

Display messagesPossible causes/consequences and
Solutions
Blind Spot Assist
Currently
Unavailable See
Operator's Manual
Blind Spot Assistis temporarily inoperative. Possible causes are:
Rthe sensors are dirty.
Rfunction is impaired due to heavy rain or snow.
Rthe radar sensor system is outside the operating temperature
range.
Rthe radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic radiation.
The yellowindicator lamps also light up in the exterior
mirrors.
When the causes stated above no longer apply, the display
message disappears.
Blind Spot Assist is operational again.
If the display message does not disappear:
XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
XSecure the vehicle against rolling away (Ypage 153).
XCleanthe sensors (Ypage 289).
XRestart the engine.
Blind Spot Assist
Inoperative
Blind Spot Assist is defective.
The yellowindicator lamps also light up in the exterior
mirrors.
XVisit a qualified specialist workshop.
Park Assist
Canceled
The driver's door is open and the driver's seat belt has not been
fastened.
XRepeatthe parking process with the seat belt fastened and the
driver's door closed.
You have inadvertently touched the multifunction steering wheel
while steering intervention was active.
XWhile steering intervention is active, make sure that the
multifunction steering wheel is not touched unintentionally.
The vehicle has started to skid and ESP®has intervened.
XUse Active Parking Assist again later (Ypage 178).
Display messages231
On-board computer and displays
Z

Tires
Display messagesPossible causes/consequences and
Solutions
Check
Tire Pressure Soon
Canada only:
The tire pressure loss warningsystem has detected a significant
loss in pressure.
Awarning tone also sounds.
GWARNING
With tire pressures which are too low, there is a riskofthe
following hazards:
Rthey may burst, especially as the load and vehicle speed
increase.
Rthey may wear excessively and/or unevenly, which may greatly
impair tire traction.
Rthe driving characteristics, as well as steering and braking, may
be greatly impaired.
There is a risk of an accident.
XStop the vehicle without making any sudden steering or braking
maneuvers. Pay attention to the traffic conditions as you do so.
XSecure the vehicle against rolling away (Ypage 153).
XCheck the tires and, if necessary, follow the instructions for a
flat tire (Ypage 295).
XCheck the tire pressures and, if necessary, correct the tire
pressure.
XRestart the tire pressure loss warning system when the tire
pressure is correct (Ypage 319).
CheckTirePressure
Then Restart Run
Flat Indicator
Canada only:
The tire pressure loss warning system generated a display
message and has not been restarted since.
XSet the correct tire pressure in all four tires.
XRestart the tire pressure loss warning system (Ypage 319).
RunFlatIndicator
Inoperative
Canada only:
The tire pressure loss warning system is faulty.
XVisit a qualified specialist workshop.
Correct Tire
Pressure
The tire pressure is too low in at least one of the tires, or the tire
pressure difference between the wheels is too great.
XCheck the tire pressures at the next opportunity (Ypage 320).
XIf necessary, correct the tire pressure.
XRestart the tire pressure monitor (Ypage 322).
234Display messages
On-board computer and displays