key battery MERCEDES-BENZ S600 2003 W220 User Guide

329 Practical hints
Unlocking/locking in an emergency
3Battery
4Contact spring
Using a lint-free cloth, insert new bat-
teries under the contact spring with the
plus (+) side facing up.

Return battery compartment into hous-
ing until it locks into place.KEYLESS-GO* card
1Battery cover
Replacement batteries: Lithium, type
CR 2025 or equivalent.

Pry open cover 1 (e.g. by using a nar-
row blade screwdriver).

Remove the batteries.

Install new batteries as indicated by
the “+” and “-” markings in the
KEYLESS-GO card.

Replace battery cover 1.
Fuel filler flap
In an emergency, the fuel filler flap can be
opened from the trunk. The release lever is
located on the right-hand side in the trunk.
1Release knob
Open the trunk with the mechanical
key (
page 326).

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

Pull release lever1 in the direction of
the arrow.
The fuel filler flap can be opened.

344 Practical hintsBattery
Battery
The battery is located on the right side of
the trunk under the battery cover.
1Battery cover 
Pull on the outer, right-hand side of
cover1 and remove it in the direction
of the arrow.
Warning!
G
Failure to follow these instructions can re-
sult in severe injury or death.
Never lean over batteries while connecting,
you might get injured.
Battery fluid contains sulfuric acid. Do not
allow this fluid to come in contact with eyes,
skin or clothing. In case it does, immediately
flush affected area with water and seek
medical help if necessary.
A battery will also produce hydrogen gas,
which is flammable and explosive. Keep
flames or sparks away from battery, avoid
improper connection of jumper cables,
smoking etc.Warning!
G
Do not place metal objects on the battery as
this could result in a short circuit.
Use leak-proof battery only to avoid the risk
of acid burns in the event of an accident.
!Never loosen or detach battery termi-
nal clamps while the engine is running
or the SmartKey is in the starter switch.
Otherwise the alternator and other
electronic components could be se-
verely damaged.
Have the battery checked regularly by
an authorized Mercedes-Benz Center.
Refer to Service Booklet for mainte-
nance intervals or contact your autho-
rized Mercedes-Benz Center for further
information.Warning!
G
With a disconnected battery

you will no longer be able to turn the
SmartKey in the starter switch and
pressing the KEYLESS-GO* start/stop
button (if so equipped) on the selector
lever will have no effect


the selector lever will remain locked in
positionP

351 Practical hints
Towing the vehicle
Installing towing eye bolt
1Cover on right side of front bumper2Cover on right side of rear bumper
Removing cover

Press mark on cover in direction of ar-
row.

Lift cover off to reveal threaded hole for
towing eye bolt.
Installing towing eye bolt

Take towing eye bolt and wheel wrench
out of trunk (
page 322).

Screw towing eye bolt clockwise into
its stop and tighten with wheel wrench.
!When towing the vehicle with all wheels
on the ground, please note the follow-
ing:
With the automatic central locking acti-
vated and the SmartKey in starter
switch position2, or KEYLESS-GO*
start/stop button (if so equipped) in
position2, the vehicle doors lock if the
left front wheel as well as the right rear
wheel are turning at vehicle speeds of
approximately 9 mph (15 km/h) or
more.
Switch off the tow-away alarm
(page 84).
To prevent the vehicle doors from lock-
ing, deactivate the automatic central
locking (
page 102).
Towing of the vehicle should only be
done using the properly installed tow-
ing eye bolt. Never attach tow cable,
tow rope or tow rod to vehicle chassis,
frame or suspension parts.
iThe selector lever will remain locked in
positionP and the SmartKey will not
turn in the starter switch if the battery
is disconnected or discharged. See
notes on the battery (
page 344) or
on jump starting (
page 347).

385 Technical terms
RON
(R
esearch O
ctane N
umber)
The Research Octane Number for gaso-
line as determined by a standardized
method. It is an indication of a gaso-
line's ability to resist undesired detona-
tion (knocking). The average of both
the ->MON (Motor Octane Number)
and RON (Research Octane Number) is
posted at the pump, also known as AN-
TI-KNOCK INDEX.
Shift lock
When the vehicle is parked, this lock
prevents the transmission selector le-
ver from being inadvertently moved out
of positionP without the SmartKey
turned and the brake pedal depressed.
SRS
(S
upplemental R
estraint S
ystem)
Seat belts, emergency tensioning de-
vice and airbags. Though independent
systems, they are closely interfaced to
provide effective occupant protection.Tele Aid System
(T
elematic A
larm I
dentification on
D
emand)
The Tele Aid system consists of three
types of response: automatic and man-
ual emergency, Roadside Assistance
and information. Tele Aid is initially ac-
tivated by completing a subscriber
agreement and placing an acquain-
tance call.
The Tele Aid system is operational pro-
viding that the vehicle’s battery is
charged, properly connected, not dam-
aged and cellular and GPS coverage is
available.
Telematics*
A combination of the terms “telecom-
munications” and “informatics.”
Tightening torque
Force times lever arm (e.g. a lug
wrench) with which threaded fasteners
such as wheel bolts are tightened.Tire speed rating
Part of a tire designation; indicates the
speed range for which a tire is ap-
proved.
Traction
Force exerted by the vehicle on the
road via the tires.
VIN
(V
ehicle I
dentification N
umber)
The number set by the manufacturer
and stamped on the body to uniquely
identify each vehicle produced.
Voice control system*
Voice control system for car phones,
portable cell phones and audio sys-
tems (radio, CD, etc.).

389 Index
Gear selector lever position 163
Gear shifting malfunctions 165
Kickdown 165
One-touch gearshifting 161
Program mode selector switch 164
Selector lever position 160
Starting the engine 43
Steering wheel gearshift control
(Speedshift) and manual shift pro-
gram S 55 AMG 166
Transmission fluid 268
Winter program mode 166
Auxiliary cup holder 230
Inserting 230
Removing 231
Auxiliary fuse box 353
B
BabySmart
TM
Airbag deactivation system 69
Compatible child seats 69, 381
Self-test 70
BabySmart
TM airbag deactivation system
381
Backrest supports
Lumbar region 108
Shoulder region 108Backup lamps 332, 336
Bulbs 332
BAS 78, 381
Messages in display 300, 310
Batteries, KEYLESS-GO* card
Check lamp 92
Checking 92
Batteries, SmartKey
Changing 328, 329
Check lamp 88
Checking 88
Battery discharged
Jump starting 347
Battery, vehicle 270, 344
Charging 345
Disconnecting 345
Reconnecting 345
Reinstalling 345
Removing 345
Bi-Xenon headlamps* 381
Block heater* 279
Blocking
Rear window operation 74
Brake assist system (BAS) 381
Brake fluid 262, 373
Brake lamp bulbs 332Brake lamp, high mounted 332
Brake pads
Message in display 302
Brakes 252
Warning lamp 293
Break-in period 250
Bulbs, replacing 331
Additional turn signals 331
Backup lamps 332
Brake lamps 332
Fog lamps 331
Front lamps 331
High beam 331
High mounted brake lamp 332
License plate lamps 332, 336
Low beam 331
Parking and standing lamps 331
Parking lamps 332, 335
Rear fog lamp 332
Rear fog lamps 336
Side marker lamps 331, 335
Standing lamps 331, 332, 335
Tail lamp assemblies 332, 336
Turn signal lamps 331, 332

390 IndexC
CAC (Customer Assistance Center) 381
Calling up
Distronic* settings 142
Range (distance to empty) 145
Service indicator 281
CAN system 381
Cargo tie-down hooks 223
Catalytic converter 259
CD changer* 137
CD mode 137
CD player
Operating 136
Center console 25
AIRBAG OFF indicator lamp 295
Centigrade
Setting temperature units 149
Central locking
Automatic 102
From inside 103
Switch 103
Switching on/off (control system) 155
Unlocking from inside 103
Central locking switch 103Changing
Batteries (SmartKey) 328, 329
CDs 137
KEYLESS-GO* card setting 91
SmartKey setting 155
Vehicle level 213, 216
Charcoal filter 182
Activating 182
Deactivating 182
Charging
Vehicle battery 345
CHECK ENGINE malfunction indicator
lamp 294
Checking
Batteries (KEYLESS-GO* card) 92
Brake fluid 262
Coolant level 268
Oil level 262, 264
Tire inflate pressure 262
Vehicle lighting 262
Vehicle lock status (KEYLESS-GO*
card) 93Child safety 67
Airbags 58
Infant and child restraint systems 62,
67
LATCH child seat anchors 72
Cigarette lighter 233
Cleaning
Cup holder 287
Distronic* system sensor cover 285
Gear selector lever 287
Hard plastic trim items 287
Headlamps 171
Headliner 287
Instrument cluster 287
Leather upholstery 287
Light alloy wheels 286
Parktronic* system sensor 285
Plastic and rubber parts 287
Seat belts 287
Steering wheel 287
Windows 286
Windshield 48
Wiper blades 286

392 Index
Setting to last stored speeds 198
Cruise control lever 196
Cup holder
Cleaning 287
Closing 230
In front seat armrest 229
In rear seat armrest 230
Opening 230
Customer Assistance Center (CAC) 381
D
Daytime running lamp mode 122
Setting 151
Deactivating
Air conditioner (cooling) 184
Air recirculation mode 181
Alarm 83
Anti-theft alarm system 83
Automatic climate control 183
Central locking (control system) 155
Charcoal filter 182
Cruise control 197
Defrost 180
Distance warning function* 208
Distronic* 206
Engine with the SmartKey 52
ESP 80Exterior lamps 121
Hazard warning flasher 124
Headlamps 51
Immobilizer 82
Interior lighting delayed shut-off 153
Rear window defroster 183
Residual heat 185
Seat heater 111, 112
Seat ventilation* 110
Tow-away alarm 84
Deactivating steering wheel gearshift con-
trol 167
Deceleration
With Distronic* 202
Deep water see Standing water 257
Defrosting 180
Delayed shut-off
Interior lighting 153
Dialing
A number (telephone) 140
Difficulties
While driving see Problems while driv-
ing 48
Digital clock
Setting 23
Digital speedometer 135Direction of rotation (tires) 273
Discharged battery
Jump starting 347
Disconnecting
Vehicle battery 345
Displays
Digital speedometer 135
Distronic* 201
Messages 265, 296
Service indicator 280
Showing malfunctions 145
Distance
Decreasing in Distronic* 207
Increasing in Distronic* 207
Setting in Distronic* 206
Warning function 207
Distance to empty (range)
Calling up 143
Distance warning function* 207
Activating 208
Deactivating 208
DTR* warning lamp 207
Intermittent warning sound 207
Symbol in multifunction display 142

397 Index
Rolling code programming 246
Interior lighting 124
Activating automatic control 125
Deactivating automatic control 125
Delayed shut-off 153
Manual operation 125
Interior storage spaces 224
Cup holder 229
Glove box 224
Parcel net 232
Storage compartment in front of arm-
rest 225, 226, 227, 228
J
Jump starting 347
K
Key dependency memory
Settings 156
Key see SmartKey 30, 52
Key, mechanical 326
Key, SmartKey
Positions in starter switch 31
KEYLESS-GO* 383
Activating ignition with 33
Closing side windows 93
Closing sliding/pop-up roof 93Closing sliding/pop-up roof with 190,
194
Closing windows with 190, 194
Locking the vehicle 93
Loss of KEYLESS-GO card 94
Messages in display 303
Starting the engine 43
Turning off engine 53
Unlocking with 32
KEYLESS-GO* card 89
Checking the batteries 92
Checking vehicle lock status 93
Factory setting 91
Global locking 91
Global unlocking 92
Loss of 94
Messages in display 303
Reprogramming 91
Unlocking 89
Keys 86
Kickdown 165, 383
Kilometers/miles in speedometer 149
Km/h or mph in speedometer 149L
Lamp bulbs, exterior 331
Lamps, exterior
Front 331
Light sensor 312
Messages in display 314
Rear 332
Lamps, indicator and warning
ABS 291
Airbag Off 61
Battery (SmartKey) 87
Brakes 293
CHECK ENGINE 294
Coolant 304
DTR* 201
Engine diagnostics 294
ESP 290
Fuel reserve 294
Instrument cluster 290–294
Seat belts 294
Service indicator 280
SRS 57
Language
Multifunction display 150
Setting 150
LATCH child seat anchors 72

402 Index
Selecting stations 136
Station search 136
Station selection setting 154
Radio transmitters, control and operation
258
Range (distance to empty)
Calling up 145
Rear fog lamp 332
Bulb 332
Switching on 123
Rear lamp bulbs
Replacing 336
Rear lamps see Tail lamps
Rear passenger compartment
Adjustable air vents 186
Rear seat head restraints
Folding back with switch 106
Placing upright 106
Rear seats 106
Rear seats 113
Fore and aft adjustment 114
Head restraint folding 114
Individual seats* 114
Passenger seat fore and aft adjustment
116
Passenger seat head restraint height 116
Passenger seat height 116
Rear seat head restraints 106
Seat height 114
Setting passenger seat position from
rear* 115
Rear view mirror 27
Rear view mirror automatic antiglare 168
Rear view mirrors see Mirrors
Rear window
Blocking operation 74
Rear window defroster 183
Activating 183
Deactivating 183
Rear window sunshade* 173
Reconnecting
Vehicle battery 345
Regular checks 262
Regular driving style 214
Reinstalling vehicle battery 345
Remote controls
Integrated 246
SmartKey 86
Remote door unlock
With Tele Aid* 244
Remote Vehicle Diagnostics 384Removing
Vehicle battery 345
Wheel 341
Wiper blades 337
Replacing
Backup lamp bulbs 336
Brake fluid 373
Brake lamp bulbs 336
Bulbs 331
Front lamp bulbs 333
License plate lamp bulbs 336
Parking lamp bulbs 335
Rear fog lamp bulbs 336
Rear lamp bulbs 332, 336
Rear turn signal bulbs 336
Side marker lamp bulbs 335
Standing lamp bulbs 335
Wiper blades 337
Reporting
Safety defects 18
Reset knob in the instrument cluster 146
Resetting
All functions (control system) 146
All functions of a submenu 147
Fuel consumption 144
Service indicator (FSS) 281

405 Index
Simultaneous wiping and washing
Windshield wipers 48
Single wipe 47
Sliding/pop-up roof 192
Closing 192, 330
Closing with KEYLESS-GO* 93, 190,
194
Closing with SmartKey 194
Opening 192, 330
Opening with SmartKey 194
Stopping 193
Synchronizing 195
SmartKey 30
Battery check lamp 87
Changing batteries 328
Changing the batteries 328, 329
Checking the batteries 88
Factory setting 87
Global locking 87
Global locking and unlocking 87
Global unlocking 87
Locking and unlocking 86
Loss of 89
Opening and closing the slid-
ing/pop-up roof with 194
Opening and closing windows with 190Remote controls 86
Restoring to factory setting 88
Selective setting 87
Starting the engine 43
Turning off the engine 52
Unlocking with 30
SmartKey positions in starter switch 31
Snow chains 279
Spare fuses 323
Spare parts service 358
Speed
Setting current 197
Setting to last stored speed in Distron-
ic* ("Resume" function) 205
Speed settings
Cruise control 198
Distronic* 204, 205
Speedometer
Displaying gear range 162
Displays 201
Settings units 149
Speedometer display mode
Selecting 149
Sporty driving style 214
SRS 64, 385
Indicator lamp 292SRS indicator lamp 56
Standing lamps 120
Replacing bulbs 331, 332, 335
Standing water
Driving instructions 257
Starter switch 31
Positions 31
Starting difficulties 44
Starting position 31
Starting the engine 42
Station (radio)
Search 136
Station selection
Setting 154
Steering column
Height adjustment 38
Length adjustment 38
Steering wheel
Adjusting 37
Adjustment 38
Cleaning 287
Heated steering wheel* 235
Height adjustment 38
Steering wheel adjustment 38