
Floormats
.......................................... .266
Fog lamps Switching on/off ........................... 107
Front fog lamps
Display message ............................ 215
Switching on/off ........................... 107
Fuel
Additives ........................................ 335
Consumption statistics ..................191
Displaying the current
consumption .................................. 192
Displaying the range ......................192
Driving tips .................................... 150
Fuel gauge ....................................... 29
Grade (gasoline) ............................ 335
Important safety notes ..................334
Notes for AMG vehicles .................335
Premium-grade unleaded gasoline .335
Problem (malfunction) ...................148
Refueling ........................................ 145
Tank content/reserve fuel .............334
Fuel filler flap
Opening/closing ............................ 146
Fuel level
Calling up the range (on-board
computer) ...................................... 192
Fuel tank
Capacity ........................................ 334
Problem (malfunction) ...................148
Fuse allocation chart (vehicle tool
kit) ...................................................... 282
Fuses Allocation chart ............................. 292
Before changing ............................. 292
Fuse box in the engine
compartment ................................. 293
Fuse box in the trunk .....................293
Important safety notes ..................292 G
Garage door opener Clearing the memory .....................266
Important safety notes ..................263
Opening/closing the garage door ..265
Programming (button in the rear-
view mirror) ................................... 263
Gear indicator (on-board computer) 203Gear or selector lever (cleaning
guidelines)
......................................... 278
Genuine parts ...................................... 20
Glove box ........................................... 247 H
Handbrake see Parking brake
Hazard warning lamps ......................109
Headlamps Adding fluid to cleaning system .....273
Cleaning system (function) ............109
Cleaning system (notes) ................338
Fogging up ..................................... 111
see Automatic headlamp mode
Head restraints
Adjusting ......................................... 95
Adjusting (electrically). ....................95
see NECK-PR Ohead restraints
Heating
see Climate control
High-beam headlamps
Changing bulbs .............................. 114
Display message ............................ 215
Switching on/off ........................... 109
Hill start assist .................................. 134
HOLD function Deactivating ................................... 167
Display message ............................ 221
Function/notes ............................. 166
Hood
Closing .......................................... .270
Display message ............................ 229
Important safety notes ..................269
Opening ......................................... 270
Hydroplaning ..................................... 154 I
Ignition lock see Key positions
Immobilizer .......................................... 69
Indicator lamps see Warning and indicator lamps 10
Index

and
R the vehicle speed is between
approximately 4mph (7 km/h) and
124 mph (200 km/h)
At speeds of up to approximately 40 mph
(70 km/ h)PRE-SAFE ®
Brake can also detect
stationary objects. Examples of stationary
objects are stopped or parked vehicles.
i If there is an increased risk of collision,
preventive passenger protection measures
(PRE-SAFE ®
) are activated.
If the risk of collision with the vehicle in front
remains and you do not brake, take evasive
action or accelerate significantly, the vehicle
may perform automatic emergency braking,
up to the point of full brake application.
Automatic emergency braking is not
performed until immediately prior to an
imminent accident.
You can prevent the intervention of the PRE-
SAFE ®
Brake at any time by:
R depressing the accelerator pedal further.
R activating kickdown.
R releasing the brake pedal.
The braking action of PRE-SAFE ®
Brake is
ended automatically if:
R you maneuver to avoid the obstacle.
R there is no longer any danger of a rear-end
collision.
R there is no longer an obstacle detected in
front of your vehicle. Theft deterrent locking system
Immobilizer
The immobilizer prevents your vehicle from
being started without the correct SmartKey.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. The
engine can be started by anyone with a valid
SmartKey that is left inside the vehicle. X
To activate with the SmartKey: remove
the SmartKey from the ignition lock.
X To activate with KEYLESS-GO: switch the
ignition off and open the driver's door.
X To deactivate: switch on the ignition.
i The immobilizer is always deactivated
when you start the engine.
In the event that the engine cannot be
started when the starter battery is fully
charged, the immobilizer may be faulty.
Contact an authorized Mercedes-Benz
Center or call 1-800-FOR-MERCedes (in the
USA) or 1-800-387-0100 (in Canada). ATA (anti-theft alarm system)
Av isual and audible alarm is triggered if the
alarm system is armed and you open:
R a door
R the vehicle with the mechanical key
R the trunk lid
R the hood
The alarm is not switched off, even if you
close the open door that triggered it, for
example.
i If the alarm continues for more than
30 seconds, the mbrac eemergency call
system automatically notifies the
Customer Assistance Center. This is done
either by text message or data connection.
The emergency call system sends the
message or data provided that:
R you have subscribed to the mbrace
service.
R the mbrace service has been activated
properly.
R the necessary mobile phone network is
available. Theft deterrent locking system
69Safety Z

To ensure that the vehicle is secured against
rolling away unintentionally:
R the parking brake must be applied.
R the transmission must be in position Pand
the SmartKey must be removed from the
ignition lock.
R on uphill or downhill gradients, the front
wheels must be turned towards the curb. Switching off the engine
Important safety notes G
WARNING
The automatic transmission switches to
neutral position Nwhen you switch off the
engine. The vehicle may roll away.T here is a
risk of an accident.
After switching off the engine, always switch
to parking position P. Prevent the parked
vehicle from rolling away by applying the
parking brake.
Vehicles with automatic transmission X
Apply the parking brake firmly.
X Shift the transmission to position P.
Using the SmartKey
X Turn the SmartKey to position 0in the
ignition lock and remove it.
The immobilizer is activated.
i The SmartKey can only be removed if the
transmission is in position P.
Using KEYLESS-GO
X Press the Start/Stop button (Y page 132).
The engine stops and all the indicator
lamps in the instrumentc lustergo out.
i When the driver's door is closed, this
corresponds to key position 1. When the
driver's door is open, this corresponds to
key position 0:"key removed".
If you try to switch off the engine when the
transmission is not in position P, a messageappears in the multifunctio
ndisplay. Asignal
sounds. Parking brake
G
WARNING
If you must brake the vehicle with the parking
brake, the braking distanc eis considerably
longer and the wheels could lock. There is an
increased danger of skidding and accidents.
Only use the parking brake to brake the
vehicle when the service brake is faulty. Do
not apply the parking brake too firmly. If the
wheels lock, release the parking brake until
the wheels begin turning again. G
WARNING
If you leave children unsupervised in the
vehicle, they could set it in motion by, for
example:
R releasing the parking brake
R shifting the automatic transmission out of
the parking position P
R starting the engine.
They could also operate the vehicle's
equipment. There is a risk of an accident and
injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
If you brake the vehicle with the parking
brake, the brake lamps will not light up. Parking
149Driving and parking Z