trunk release MERCEDES-BENZ S500 2004 W220 Owner's Manual

ContentsSafety and Security........................... 57
Occupant safety................................... 58
Airbags ........................................... 59
Seat belts ....................................... 64
Preventive occupant safety
(PRE-SAFE) ..................................... 68
Children in the vehicle.................... 69
Override switch for rear passenger
compartment.................................. 74
Panic alarm .......................................... 76
Activating ....................................... 76
Deactivating ................................... 76
Driving safety systems ......................... 77
ABS ................................................ 77
BAS ................................................ 78
ESP................................................. 79
Four wheel electronic traction
system (4MATIC) with the ESP ....... 82
Anti-theft systems................................ 83
Immobilizer..................................... 83
Anti-theft alarm system .................. 83
Tow-away alarm ............................. 85
Controls in detail............................... 87
Locking and unlocking ......................... 88
SmartKey ....................................... 88
SmartKey with KEYLESS-GO* ........ 91
Opening the doors from the inside . 96
Opening the trunk lid from the
outside ........................................... 97
Opening the trunk lid from the
inside ............................................. 97
Closing the trunk lid ....................... 98
Trunk lid opening/closing system* 99
Trunk lid emergency release ........ 104
Separately locking the trunk lid ... 105
Separately unlocking the trunk lid 105
Power closing assist for doors and
trunk lid........................................ 106
Automatic central locking ............ 106
Locking and unlocking from the
inside ........................................... 107
Seats ................................................. 108
Easy-entry/exit feature ................ 108
Removing and installing front seat
head restraints ............................. 109Rear seat head restraints ............. 110
Lumbar support ........................... 112
Multicontour backrest*................ 112
Drive-dynamic seat* .................... 113
Seat heating*............................... 114
Seat ventilation* .......................... 117
Rear seats .................................... 118
Memory function ............................... 121
Storing positions into memory ..... 122
Recalling positions from memory. 122
Storing exterior rear view mirror
parking position ........................... 122
Lighting ............................................. 124
Exterior lamp switch .................... 124
Combination switch ..................... 128
Hazard warning flasher ................ 128
Interior lighting ............................ 129
Courtesy lighting .......................... 130
Instrument cluster ............................. 131
Instrument cluster illumination .... 131
Coolant temperature gauge ......... 132
Trip odometer .............................. 132
Tachometer.................................. 133
Outside temperature indicator ..... 133

28 At a glanceDoor control panel
Door control panel
Item
Page
1
Door handle
96
2
Memory function (for stor-
ing seat, exterior mirror,
and steering wheel set-
tings)
121
3
Seat heating*
Seat ventilation*
114
117
4
Seat adjustment
35
5
Exterior mirror adjustment
38,
174
6
Switches for opening/clos-
ing front door windows
195
Item
Page
7
Rear passenger compart-
ment override switch
74
8
Switches for opening/clos-
ing rear windows
195
9
Remote trunk lid release
switch
Trunk lid opening/closing
system* switch
97
99

90 Controls in detailLocking and unlockingRestoring to factory setting
Press and hold buttonsŒ and‹
simultaneously for about six seconds
until battery check lamp5 flashes
twice.
Unlocking and opening the trunk lid
You can unlock and open the trunk lid sep-
arately.
A minimum height clearance of 6 ft.
(1.85 m) is required to open the trunk lid.

Press and hold button Š until trunk
unlocks and begins to open.The trunk can also be opened from its in-
side in an emergency, see “Trunk lid emer-
gency release” (
page 104).
!If you can no longer lock or unlock the
vehicle with the SmartKey, then the
batteries in the SmartKey are dis-
charged, the SmartKey is malfunction-
ing or the vehicle battery is drained.

Check the batteries in the
SmartKey and replace them if nec-
essary (
page 349).


Use the mechanical key to unlock
the doors (
page 348) and the
trunk lid (
page 349) as required.


Have the vehicle battery and the
battery connections checked.


Use the mechanical key to lock the
doors (
page 348) and the trunk
lid (
page 349) as required.
If the SmartKey is malfunctioning, con-
tact an authorized Mercedes-Benz Cen-
ter.
!The trunk lid swings open upwards au-
tomatically. Always make sure that
there is sufficient overhead clearance.
Vehicles with trunk lid opening/closing
system: To stop the opening proce-
dure, press buttonŠ. The trunk lid
stops moving.
iIf the trunk lid does not open, it is still
locked separately (if applicable)
(page 105).
If the vehicle was previously centrally
locked, the trunk lid will lock automati-
cally when closed. The turn signals will
flash three times to confirm locking.

97 Controls in detail
Locking and unlocking
Opening the trunk lid from the outside
A minimum height clearance of 6 ft.
(1.85 m) is required to open the trunk lid.
The trunk lid lock button is located in the
rear license plate recess.
1Trunk lid lock button
Press the outer left-hand side of trunk
lid button1.
The trunk lid opens.The trunk can also be opened using the
SmartKey (
page 90) or from its inside in
an emergency, see “Trunk lid emergency
release” (
page 104).
Opening the trunk lid from the inside
You can open the trunk from the inside if
the vehicle is stationary.
A minimum height clearance of 6 ft.
(1.85 m) is required to open the trunk lid.
The switch is located on the driver’s door.
1Indicator lamp
2Remote trunk lid release switch
Pull remote trunk lid switch2 until
trunk begins to open.
The trunk lid opens. The indicator
lamp1 comes on and remains lit until
the trunk is closed.
!The trunk lid swings open upwards au-
tomatically. Always make sure that
there is sufficient overhead clearance.
Vehicles with trunk lid opening/closing
system*: To stop the opening proce-
dure, press buttonŠ. The trunk lid
stops moving.iIf the trunk lid does not open, it is still
locked separately (if applicable)
(page 349).
Vehicles without KEYLESS-GO*: The
vehicle must be unlocked (
page 88).
Vehicles with KEYLESS-GO*: If the ve-
hicle was previously centrally locked,
the trunk lid will lock automatically af-
ter closing it (
page 98). The turn sig-
nals will flash three times to confirm
locking.

98 Controls in detailLocking and unlockingThe trunk can also be opened using the
SmartKey (
page 90) or from its inside in
an emergency, see “Trunk lid emergency
release” (
page 104).
Closing the trunk lid
1Handle
Lower trunk lid by pulling firmly on
handle1.
2Extending handle

Push the trunk lid down gently at the
extending handle2 until it engages
into the lock.
The extending handle2 is retracted
after a few seconds.
The power closing assist automatically en-
sures that the lid is pulled closed com-
pletely (
page 106).
!The trunk lid swings open upwards au-
tomatically. Always make sure that
there is sufficient overhead clearance.iIf the trunk lid does not open, it is still
locked separately (if applicable)
(page 349).
If the vehicle was previously centrally
locked, the trunk lid will lock automati-
cally when closed (
page 98). The
turn signals will flash three times to
confirm locking.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the trunk
lid opening when closing the trunk. Be espe-
cially careful when small children are
around.

100 Controls in detailLocking and unlockingThe trunk can also be opened using the
SmartKey (
page 90) or from its inside in
an emergency, see “Trunk lid emergency
release” (
page 104).
Limiting opening height of trunk lid
The trunk lid opening height can be limited
when transporting goods on a roof rack
(e.g. presence of an MB sport luggage con-
tainer*). When activated, the trunk lid
opens to approximately the height of the
roof edge.
You can activate the limiting opening
height of trunk lid using the control system
(
page 159).Closing from the inside

Press remote trunk lid switch2
(page 99) until the indicator lamp1
goes out and trunk lid is closed.
To interrupt the closing procedure:

Release remote trunk lid switch2.
If the trunk lid comes into contact with an
object while closing (e.g. luggage that has
been piled too high) in the upper motion
sequence, the closing procedure is
stopped and the trunk reopens slightly.Warning!
G
Maintain sight of trunk area while operating
door mounted switch. Monitor the closing
procedure carefully to ensure that no one is
in danger of being injured.
To interrupt the closing procedure, release
the door mounted remote trunk lid switch.
Even with the SmartKey removed from the
starter switch or the SmartKey with
KEYLESS-GO* removed from the vehicle,
the remote trunk lid switch can be operated.
Therefore, do not leave children unattended
in the vehicle, or with access to an unlocked
vehicle. Unsupervised use of vehicle equip-
ment may cause an accident and/or serious
personal injury.

104 Controls in detailLocking and unlockingTrunk lid emergency release
The emergency release button is located
on the inside of the trunk lid.
1Emergency release button
Briefly press emergency release
button1.
The trunk unlocks and the trunk lid
opens.Illumination of the emergency release but-
ton:


The button will flash for 30 minutes af-
ter opening the trunk.


The button will flash for 60 minutes af-
ter closing the trunk.iThe emergency release button unlocks
and opens the trunk while the vehicle is
standing or driving.
The emergency release button does
not open the trunk lid if the vehicle bat-
tery is discharged or disconnected.
iIf the emergency release button is
pressed and the vehicle was centrally
locked, the exterior lamps will flash and
the alarm will sound as the trunk lid
opens:
To cancel the alarm, do one of the fol-
lowing:
With the SmartKey

Insert the SmartKey in the starter
switch.


Press button Œ or ‹ on the
SmartKey.
With KEYLESS-GO*


Grasp the outside door handle.


Press the KEYLESS-GO* start/stop
button.

231 Controls in detail
Useful features
Useful features
Storage compartments Glove box
1Unlocked
2Locked
3Glove box lid release
Locking the glove box

Insert mechanical key (
page 348)
into the glove box lock.

Turn the mechanical key to
position2.Unlocking the glove box

Insert mechanical key (
page 348)
into the glove box lock.

Turn the mechanical key to
position1.
Opening the glove box

Press glove box lid release3.
The glove box lid opens downward.
Closing the glove box

Push lid up to close.
Warning!
G
To help avoid personal injury during a colli-
sion or sudden maneuver, exercise care
when stowing objects in the vehicle. Put lug-
gage or cargo in the trunk if possible. Do not
pile luggage or cargo higher than the seat
backs.
Luggage nets cannot secure hard or heavy
objects.
Keep compartment lids closed. This will help
to prevent stored objects from being thrown
about and injuring vehicle occupants during
an accident.

351 Practical hints
Unlocking/locking in an emergency
SmartKey with KEYLESS-GO*
1Battery
2Tilt battery up
3Mechanical keyReplacement battery: Lithium, type
CR 2025 or equivalent.

Remove mechanical key (
page 348).

Insert the mechanical key in side open-
ing and push gray slide.
The battery compartment is unlatched.

Pull the battery compartment out of the
SmartKey housing.

Using mechanical key3, apply pres-
sure to position2.
Battery1 tilts up slightly.

Pull out battery1 in direction of ar-
row.

Using a lint-free cloth, insert new bat-
tery with the plus (+) side facing up.

Return battery compartment into hous-
ing until it locks into place.
Fuel filler flap
In case the central locking system does
not release the fuel filler flap, you can it
manually.
1Release knob
Open the trunk.

Remove the trim inside the trunk on the
right-hand side.

Pull release knob1 in the direction of
arrow.
The fuel filler flap can be opened.
iThe required replacement battery is
available at any authorized
Mercedes-Benz Center.

430 IndexTow-away alarm 85
Arming 85
Disarming 85
Disarming for transport 85
Towing eye bolt (vehicle tool kit) 345
Installing 373
Towing the vehicle 371
Tracking services
For stolen vehicle 250
Traction 170, 406
Transmission see Automatic
transmission 278
Tread depth (tires) 292
Trip computer 148
Trip odometer
Resetting 132
Trunk
Auxiliary fuse box 374
Closing from the inside 100
Lock button, KEYLESS-GO* 95
Locking separately 105
Message in display 334
Opening 97
Opening from inside vehicle 97
Opening from the inside 99Parcel net 238
Tie-down hooks 230
Trunk lid 97, 99, 100
Trunk lock 349
Unlocking in an emergency 349
Unlocking separately 105, 106
Unlocking with SmartKey 90
Trunk lid
Closing 98
Trunk lid emergency release 104
Trunk lid opening/closing system* 99
Turn signal lamps
Replacing bulbs 353, 354
Turn signals 47
Additional in mirrors 353
Cleaning lenses 298
Front bulbs 353, 356
Rear bulbs 354, 358
Turning off
Engine 53
Turning off the engine 54U
Units
Setting speedometer units 154
Setting temperature units 154
Unlocking 30, 88
Driver’s door in an emergency 348
Fuel filler flap 269
Global 89
Global (SmartKey with
KEYLESS-GO*) 94
Glove box 231
In an emergency 348
Selective settings 89, 94
Trunk in an emergency 349
Trunk lid with SmartKey 90
Trunk lid, separately 105, 106
Vehicle in an emergency 249
With the SmartKey 30
With the SmartKey with
KEYLESS-GO* 32, 91
Upgrade signals
Tele Aid* 248
Uphill driving
Cruise control 204