2012 MERCEDES-BENZ E-Class SEDAN key

Stopping the RACETIMERXPress the % button on the steering
wheel.XPress a to confirm YES.
The RACETIMER interrupts timing when you
stop the vehicle and turn the SmartKey to
position 1 in the ignition lock. When you turn
the SmartKey to position 2 or 3 and then
press the a to confirm Start, timing is
continued.
Resetting the current lap
XStop the RACETIMER.XPress = or ; to select Reset Lap .XPress a to 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 cannot delete individual stored laps. If
you have stopped 16 laps, the current lap
does not have to be reset.
XReset the current lap.XPress a to confirm Reset.
Reset Race Timer? appears in the
multifunction display.XPress the : button to select Yes and
press the a button to confirm.
All laps are deleted.Overall evaluation
This function is shown if you have stored at
least one lap and stopped the RACETIMER.
XPress = or ; on the steering wheel
to select the AMG menu.XPress the 9 button repeatedly until the
overall evaluation is shown.:RACETIMER overall evaluation;Total time driven=Average speed?Distance coveredATop speed
Lap evaluation
This function is only available if you have
stored at least two laps and have stopped the
RACETIMER.
XPress = or ; on the steering wheel
to select the AMG menu.XPress the 9 button repeatedly until the
lap evaluation is shown.
Each lap is shown in a separate submenu.
The fastest lap is indicated by flashing
symbol :.:Lap;Lap time=Average lap speed232Menus and submenusOn-board computer and displays

Display messagesPossible causes/consequences and M Solutions$ (USA
only) J (Canada
only)
Release Parking
BrakeYou are driving with the parking brake applied. A warning tone also
sounds.XRelease the parking brake.$ (USA
only) J (Canada
only)
Check Brake Fluid
LevelGRisk of accident
There is not enough brake fluid in the brake fluid reservoir.
Additionally, the red $ (USA only)/ J (Canada only)
warning lamp lights up in the instrument cluster and a warning
tone sounds.
XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driving
under any circumstances.XEngage the parking brake.XConsult a qualified specialist workshop.XDo not add brake fluid. This will not rectify the malfunction.GWARNING
Driving with the message Check Brake Fluid Level displayed can result in an accident. Have
your brake system checked immediately.
Do not add brake fluid before checking the brake system. Overfilling the brake fluid reservoir can
result in spilling brake fluid on hot engine parts and the brake fluid catching fire. You can be
seriously burned.
Display messagesPossible causes/consequences and M SolutionsG
Tele Aid
InoperativeUSA only: one or more of the main functions in the mbrace system
are malfunctioning.
Canada only: one or more of the main functions of the TELEAID
system are malfunctioning.XUSA only: have the mbrace system checked at a qualified
specialist workshop.XCanada only: have the TELEAID system checked at a qualified
specialist workshop.PRE-SAFE
Inoperative See
Operator's ManualGRisk of injury
Important functions of PRE-SAFE ®
have failed. All other occupant
safety systems, e.g. air bags, remain available.
XVisit a qualified specialist workshop immediately.Display messages237On-board computer and displaysZ

Display messagesPossible causes/consequences and M SolutionsD
Power Steering
Malfunction See
Operator's ManualGRisk of accident
The power steering is malfunctioning.
You will need to use more force to steer.
A warning tone also sounds.
XCheck whether you are able to apply the extra force required.XIf you are able to steer safely: carefully drive on to a qualified
specialist workshop.XIf you are unable to steer safely: do not drive on. Contact the
nearest qualified specialist workshop.Phone No ServiceYour vehicle is outside the network provider's transmitter/
receiver range.XWait until the mobile phone operational readiness symbol
appears in the multifunction display.¥
Check Washer FluidThe washer fluid level in the washer fluid reservoir has dropped
below the minimum.XAdd washer fluid ( Y page 311).
SmartKey
Display messagesPossible causes/consequences and M Solutions+
Key Does Not
Belong to VehicleYou have put the wrong SmartKey in the ignition lock.XUse the correct SmartKey.+
Take Your Key from
IgnitionThe SmartKey is in the ignition lock.XRemove the SmartKey.+
Obtain a New KeyThe SmartKey needs to be replaced.XVisit a qualified specialist workshop.+
Replace Key BatteryThe batteries of the KEYLESS-GO key are discharged.XChange the batteries ( Y page 78).Display messages259On-board computer and displaysZ

Display messagesPossible causes/consequences and M Solutions+
Don't Forget Your
KeyThe display message is shown for a maximum of 60 seconds and
is only a reminder.
You have opened the driver's door with the engine switched off.
The KEYLESS-GO key is not in the ignition lock.XRemember to take the KEYLESS-GO key with you when you
leave the vehicle.+
Key Not Detected
(red display message)The KEYLESS-GO key is not in the vehicle.
A warning tone also sounds.
If the engine is switched off, you can no longer lock the vehicle
centrally or start the engine.XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XApply the parking brake.XLocate the KEYLESS-GO key.The KEYLESS-GO key is not detected while the engine is running
because there is interference from a strong source of radio waves.
A warning tone also sounds.XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.XEngage the parking brake.XOperate the vehicle with the SmartKey in the ignition lock.+
Key Not Detected
(White display
message)The KEYLESS-GO key cannot be detected at present.XChange the location of the key with the KEYLESS-GO functions
in the vehicle.
If the KEYLESS-GO key is still not detected:
XOperate the vehicle with the SmartKey in the ignition lock.+
Key Detected in
VehicleThe KEYLESS-GO key has been detected inside the vehicle during
locking.XRemove the KEYLESS-GO key from the vehicle.260Display messagesOn-board computer and displays

Display messagesPossible causes/consequences and M Solutions+
Remove 'Start'
Button and Insert
KeyKEYLESS-GO is temporarily malfunctioning or is defective. A
warning tone also sounds.XInsert the SmartKey into the ignition lock and turn it to the
desired position.XVisit a qualified specialist workshop.+
Close Doors to
Lock VehicleAt least one door is open. A warning tone also sounds.XClose all doors and lock the vehicle again.
Warning and indicator lamps in the instrument cluster
Seat belt
ProblemPossible causes/consequences and M Solutions7
After starting the
engine, the red seat
belt warning lamp lights
up for six seconds.The seat belt warning lamp reminds the driver and front passenger
to fasten their seat belts.XFasten your seat belt ( Y page 51).7
After starting the
engine, the red seat
belt warning lamp lights
up. In addition, a
warning tone sounds
for up to six seconds.GRisk of injury
The driver's seat belt is not fastened.
XFasten your seat belt ( Y page 51).
The warning tone ceases.7
The red seat belt
warning lamp lights up
after the engine starts,
as soon as the driver's
or the front-passenger
door is closed.GRisk of injury
The driver or front passenger has not fastened their seat belt.
XFasten your seat belt ( Y page 51).
The warning lamp goes out.GRisk of injury
There are objects on the front-passenger seat.
XRemove the objects from the front-passenger seat and stow
them in a secure place.
The warning lamp goes out.Warning and indicator lamps in the instrument cluster261On-board computer and displaysZ

XTo open: pull handle : and open glove box
flap ;.XTo close: fold glove box flap ; upwards
until it engages.
The glove box can only be locked and
unlocked using the mechanical key.
XTo lock: insert the mechanical key into the
lock and turn it 90° clockwise to position
2 .XTo unlock: insert the mechanical key into
the lock and turn it 90° counter-clockwise
to position 1.
Eyeglasses compartment
There is a compartment to stow eyeglasses
in the headliner on the driver's side.
XTo open: pull down eyeglasses
compartment : by the handle.
Stowage compartment in the center
console
i A stowage compartment is located under
the cup holder at the front of the center
console.
XTo open: slide cover : forwards until it
engages.XRemove the cup holder at the front of the
center console ( Y page 289).
Stowage compartment under the armrest
i Depending on the vehicle's equipment, a
USB connection and an AUX IN connection
or a Media Interface are installed in the
stowage compartment. A Media Interface
is a universal interface for mobile audio
equipment, e.g. for an iPod ®
or MP3 player
(see the separate COMAND operating
instructions).
Stowage areas275Stowing and featuresZ

Rear window roller sunblind (Sedan)
Important safety notesGWARNING
When leaving the vehicle, always remove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unattended in the
vehicle, even if they are secured in a child
restraint system, or with access to an
unlocked vehicle. A child's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury. The children
could:
R injure themselves on parts of the vehicle
R be seriously or fatally injured through
excessive exposure to extreme heat or cold
R injure themselves or cause an accident with
vehicle equipment that can be operated
even if the SmartKey is removed from the
ignition lock or removed from the vehicle,
such as seat adjustment, steering wheel
adjustment, or the memory function
If children open a door, they could injure other
persons or get out of the vehicle and injure
themselves or be injured by following traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system's
metal parts, for example, could become very
hot, and the child could be burned on these
parts.
GWARNING
When adjusting a roller sunblind, the roller
blind moves up or down. You might become
trapped in the process.
In the event of danger, briefly press the button
for the roller sunblind to change the roller
blind's direction of movement.
Extending/retracting the roller
sunblind
! Make sure that the roller sunblind can
move freely. Otherwise, the roller sunblind
or other objects could be damaged.
XTurn the key to position 2 in the ignition
lock.XTo extend or retract: briefly press
button :.
The roller sunblind fully extends or fully
retracts.
Ashtray
Ashtray in the front-compartment
center console
i You can remove the ashtray insert and
use the resulting compartment for
stowage.
! The stowage space under the ashtray is
not heat resistant. Before placing lit
cigarettes in the ashtray, make sure that
the ashtray is properly engaged. Otherwise,
the stowage space could be damaged.
XTo open: slide cover : forwards until it
engages.XTo remove insert: hold insert = by the
ribbing at the sides and lift it up ; and out.292FeaturesStowing and features

XTo re-install the insert: press insert =
into the holder until it engages.XTo close: press cover : briefly at the
front.
The cover moves back.
Ashtray in the rear-compartment center
console
XTo open: briefly press cover ; at the top.
The ashtray opens.XTo remove the insert: press release
button = and lift the insert up and out.XTo install the insert: install insert : from
above into the holder and press down into
the holder until it engages.Cigarette lighterGWARNING
When leaving the vehicle, always remove the
SmartKey from the ignition lock. Always take
the SmartKey with you and lock the vehicle.
Do not leave children unattended in the
vehicle, even if they are secured in a child
restraint system, or with access to an
unlocked vehicle. A child's unsupervised
access to a vehicle could result in an accident
and/or serious personal injury. The children
could:
R injure themselves on parts of the vehicle
R be seriously or fatally injured through
excessive exposure to extreme heat or cold
R injure themselves or cause an accident with
vehicle equipment that can be operated
even if the SmartKey is removed from the
ignition lock or removed from the vehicle,
such as seat adjustment, steering wheel
adjustment, or the memory function
If children open a door, they could injure other
persons or get out of the vehicle and injure
themselves or be injured by following traffic.
Do not expose the child restraint system to
direct sunlight. The child restraint system's
metal parts, for example, could become very
hot, and the child could be burned on these
parts.
GWARNING
Never touch the heating element or sides of
the lighter; they are extremely hot. Hold the
knob only.
Make sure any children traveling with you do
not injure themselves or start a fire with the
hot cigarette lighter.
Features293Stowing and featuresZ