2015 MERCEDES-BENZ C-Class SEDAN immobilizer

Fuel tank
Capacity ........................................ 398
Problem (malfunction) .................. .174
Fuses
Allocation chart ............................ .356
Before changing ............................ .354
Dashboard fuse box ....................... 355
Fuse box in the engine compart-
ment .............................................. 355
Fuse box in the front-passenger
footwell .......................................... 355
Fuse box in the trunk ..................... 356
Important safety notes .................. 354 G
Garage door opener Clearing the memory ..................... 321
General notes ................................ 318
Important safety notes .................. 319
Opening/closing the garage door .. 321
Programming (button in the rear-
view mirror) ................................... 319
Gasoline ............................................. 398
Genuine parts ...................................... 22
Glove box .......................................... .299 H
Handbrake see Parking brake
HANDS-FREE ACCESS .......................... 93
Hazard warning lamps ......................127
Headlamps Cleaning system (notes) ................ 402
Fogging up ..................................... 128
see Automatic headlamp mode
Head restraints
Adjusting ....................................... 111
Adjusting (electrically) ................... 112
Adjusting (manually) ..................... .111
Adjusting (rear) .............................. 112
Installing/removing (rear) .............. 112
Head-up display
Adjusting the brightness ................ 247
Function/notes ............................ .233
Important safety notes .................. 233
Setting the position ....................... 247 Storing settings (memory func-
tion) ............................................... 121
Switching on or off ......................... 234
Switching the display on/off ......... 246
Heating
see Climate control
High beam flasher .............................126
High-beam headlamps Adaptive Highbeam Assist ............. 127
Changing bulbs .............................. 132
Display message ............................ 265
Switching on/off ........................... 126
Hill start assist .................................. 160
HOLD function Activating ....................................... 197
Deactivating ................................... 197
Display message ............................ 274
Function/notes ............................ .196
Hood
Closing .......................................... .325
Display message ............................ 281
Important safety notes .................. 324
Opening ......................................... 324
Horn ...................................................... 32
Hydroplaning ..................................... 182 I
Ignition lock see Key positions
Immobilizer .......................................... 76
Indicator and warning lamps COLLISION PREVENTION ASSIST
PLUS .............................................. 293
Indicator lamps
see Warning and indicator lamps
Indicators
see Turn signals
Insect protection on the radiator .... 325
Instrument cluster Overview .......................................... 33
Warning and indicator lamps ........... 34
Instrument cluster lighting .............. 230
Interior lighting Control .......................................... .129
Emergency lighting ........................ 130 Index
11

Range of the sensors ....................
.199
Warning displa y............................. 200
PASSENGER AIR BAG
Indicator lamps ................................ 43
PASSENGER AIR BAG indicator
lamp
Problem (malfunction) ................... 263
Perfume atomizer
Operating ....................................... 150
Perfume vial ................................... 150
Problem (malfunction) ................... 152
Pets in the vehicle ............................... 65
Plastic trim (cleaning instruc-
tions) .................................................. 336
Power washers .................................. 331
Power windows see Side windows
PRE-SAFE ®
(anticipatory occupant
protection) Display message ............................ 259
Operation ......................................... 58
PRE-SAFE ®
Brake
Activating/deactivating ................. 245
Display message ............................ 259
Function/note s................................ 74
Important safety notes .................... 74
Warning lamp ................................. 293
PRE-SAFE ®
PLUS (anticipatory
occupant protection PLUS) Operation ......................................... 58
Protection against theft
ATA (Anti-Theft Alarm system) ......... 76
Immobilizer ...................................... 76
Protection of the environment
General notes .................................. 22
Pulling away
Automatic transmission ................. 160
Hill start assist ............................... 160 Q
Qualified specialist workshop ........... 26R
Radiator cover ................................... 325
Radio Selecting a station ......................... 240 Radio-wave reception/transmis-
sion in the vehicle
Declaration of conformity ................ 26
Reading lamp ..................................... 129
Rear compartment Setting the airflow ......................... 146
Setting the air vents ...................... 153
Setting the temperature ................ 145
Rear fog lamp
Switching on/of f........................... 125
Rear lamps
see Lights
Rear seat (folding the backrest for-
wards/back) ...................................... 302
Rear seats Display message ............................ 281
Rear view camera
Cleaning instructions ..................... 334
Function/note s............................. 207
Switching on/of f........................... 208
Rear-view mirror
Anti-glare (manual) ........................ 117
Dipping (automatic) ....................... 119
Rear window blind ............................ 308
Rear window defroster Problem (malfunction) ................... 149
Switching on/of f........................... 148
Recuperation display ........................ 236
Refrigerant (air-conditioning sys-
tem) Important safety notes .................. 402
Refueling
Fuel gauge ....................................... 33
Important safety notes .................. 171
Refueling process .......................... 172
see Fuel
Remote control
Garage door opener ....................... 318
Programming (garage door
opener) .......................................... 319
Replacing bulbs
General notes ................................ 130
Important safety notes .................. 130
Overview of bulb types .................. 130
Removing/replacing the cover
(front wheel arch) .......................... 131
Reporting safety defects .................... 27 Index
15

action or accelerate significantly, the vehicle
may perform automatic emergency braking,
up to the point of full brake application. Auto- matic emergency braking is not performed
until immediately prior to an imminent acci-
dent.
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 a risk of collision.
R there is no longer an obstacle detected in
front of your vehicle. STEER CONTROL
General information STEER CONTROL helps you by transmitting a
noticeable steering force to the steering
wheel in the direction required for vehicle
stabilization.
This steering assistance is provided in partic-
ular if:
R both right wheels or both left wheels are on
a wet or slippery road surface when you
brake.
R the vehicle starts to skid.
Important safety notes i
Observe the "Important safety notes" sec-
tion (Y page 66).
No steering support is provided from STEER
CONTROL, if:
R ESP ®
is malfunctioning.
R the lighting is faulty.
If ESP ®
is malfunctioning, you will be assisted
further by the electrical power steering. Protection against theft
Immobilizer
The immobilizer prevents your vehicle from
being started without the correct SmartKey. X To activate with the SmartKey: remove
the SmartKey from the ignition lock.
X To activate with KEYLESS-GO start-
function or KEYLESS-GO: switch the igni-
tion off and open the driver's door.
X To deactivate: switch on the ignition.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Any-
one can start the engine if a valid SmartKey
has been left inside the vehicle.
i The immobilizer is always deactivated
when you start the engine.
In the event that the engine cannot be star-
ted (yet the vehicle's battery is charged),
the system is not operational. 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)76
Protection against theftSafety

G
WARNING
If you leave children unsupervised in the vehi- cle, they could set it in motion by, for example:
R release the parking brake.
R shift the automatic transmission out of the
parking position P.
R start the engine.
In addition, they may operate vehicle equip-
ment and become trapped. 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.
! Always secure the vehicle correctly
against rolling away. Otherwise, the vehicle
or its drivetrain could be damaged.
To ensure that the vehicle is secured against rolling away unintentionally:
R the electric parking brake must be applied.
R the transmission must be in position Pand
the SmartKey must be removed from the
ignition lock.
R the front wheels must be turned towards
the curb on steep uphill or downhill gradi-
ents.
R the empty vehicle must be secured at the
front axle with a wheel chock or similar, for
example, on uphill or downhill gradients.
R a laden vehicle must also be secured at the
rear axle with a wheel chock or similar, for
example, on uphill or downhill gradients. Switching off the engine
Important safety notes G
WARNING
The automatic transmission switches to neu-
tral position Nwhen you switch off the engine.
The vehicle may roll away. There is a risk of an
accident.
After switching off the engine, always switch
to parking position P. Prevent the parked vehi- cle from rolling away by applying the parking
brake.
Vehicles with automatic transmission X
Apply the electric parking brake.
X Shift the transmission to position P.
X With the SmartKey: turn the SmartKey to
position 0in the ignition lock and remove it.
The immobilizer is activated.
X With the Start/Stop button: press the
Start/Stop button (Y page 157).
The engine stops and all the indicator
lamps in the instrument cluster go out.
When the driver's door is closed, this cor-
responds to SmartKey position 1. When the
driver's door is open, this corresponds to
SmartKey position 0: "SmartKey removed".
If you switch the engine off with the trans-
mission in position Ror D, the automatic
transmission shifts to Nautomatically.
With the SmartKey: if you then open one of
the front doors or remove the SmartKey from
the ignition, the automatic transmission
shifts to P.
With the Start/Stop button: if you then
open one of the front doors, the automatic
transmission shifts to P.
If you want the automatic transmission to
remain in neutral N, e.g. when having the
vehicle cleaned in an automatic car wash with a towing system:
Using the SmartKey:
X Switch on the ignition.
X Depress the brake pedal and keep it
depressed.
X Shift to neutral N.
X Release the brake pedal.
X Release the electric parking brake.
X Switch off the ignition and leave the Smart-
Key in the ignition lock. Parking
175Driving and parking Z