2004 MERCEDES-BENZ SLK230 wheel bolts

248 Practical hintsFlat tire

Unscrew the alignment bolt, install last
wheel bolt and tighten slightly.
Lowering the vehicle

Lower vehicle by turning crank coun-
terclockwise until vehicle is resting ful-
ly on its own weight.

Pull the jack out of the jack support
tube.

Install jack tube cover.1 - 5Wheel bolts

Tighten the five wheel bolts evenly, fol-
lowing the diagonal sequence illustrat-
ed (1to5), until all bolts are tight.
Observe a tightening torque of 80 lb-ft
(110 Nm).
Warning!
G
Always replace wheel bolts that are dam-
aged or rusted.
Never apply oil or grease to wheel bolts.
Damaged wheel hub threads should be re-
paired immediately. Do not continue to drive
under these circumstances! Contact an au-
thorized Mercedes-Benz Center or call
Roadside Assistance.
Incorrect mounting bolts or improperly
tightened mounting bolts can cause the
wheel to come off. This could cause an acci-
dent. Be sure to use the correct mounting
bolts.
Warning!
G
Use only genuine equipment
Mercedes-Benz wheel bolts. Other wheel
bolts may come loose.
Do not tighten the wheel bolts when the ve-
hicle is raised. Otherwise the vehicle could
tip over.
Warning!
G
Have the tightening torque checked after
changing a wheel. The wheels could come
loose if they are not tightened to a torque of
80 lb-ft (110 Nm).

290 Technical termsRetractable hardtop
Hardtop that can be opened and closed
at the push of a button and stored in
the trunk.
Roll bar
Occupant protection system which
consists of tubular steel sheathed in
plastic.
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
ANTI-KNOCK INDEX.Shift lock
When the vehicle is parked, this lock
prevents the transmission selector le-
ver from being moved out of positionP
without key turned and brake pedal de-
pressed.
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-
vided that the vehicle’s battery is
charged, properly connected, not dam-
aged and cellular and GPS coverage is
available.
Tightening torque
Force times lever arm (e.g. a lug
wrench) with which threaded fasteners
such as wheel bolts are tightened.
TIREFIT
Accessory for emergency and tempo-
rary tire repair. The TIREFIT kit consists
of a container with sealant material, a
filler hose, a valve stem tool, a valve in-
sert, and an air compressor.

295 Index
BAS/ESP
Malfunction indicator lamp 200
Batteries, Remote control
Check lamp 75
Batteries, remote control
Changing 218
Battery discharged
Jump starting 254
Battery, vehicle 183, 251
Charging 252
Disconnecting 252
Reconnecting 252
Reinstalling 252
Removing 252
Block heater 189
Bolts
For spare wheel 213
Brake assist system (BAS) 287
Brake fluid 279
Brake lamp bulbs 227
Brake lamp, high mounted 227
Brakes 162
Warning lamp 204Break-in period 160
Bulbs, replacing 226
Additional turn signals 226
Backup lamps 227
Brake lamps 227
Fog lamps 226
Front lamps 226
High beam 226
High mounted brake lamp 227
License plate lamps 227, 231
Low beam 226
Parking lamps 226, 227, 229
Rear fog lamp 227
Rear fog lamps 230
Side marker lamps 226, 230
Standing lamps 226, 227, 229
Tail lamp assemblies 227, 230
Turn signal lamps 226, 227
Button
Audio system 115C
CAC (Customer Assistance Center) 287
California
Important notice 9
Calling up
Service indicator 191
CAN system 287
Capacities
Fuels, coolants, lubricants, etc. 277
Casette mode
Playing cassettes 118
Catalytic converter 169
CD changer* 122, 215
Removing and installing 122
CD mode 121
Center console 23
AIRBAG OFF indicator lamp 211
Lower part 24
Storage compartment 140
Upper part 23

304 Index
Adjusting seat height 33
Seat fore and aft adjustment 33
Power train 289
Power washer 193
Power windows 128
Side windows 128
Stopping windows 128
Synchronizing 129
Practical hints
First aid kit 212
Fuses 260
Lamp in center console 211
Lamps in instrument cluster 200
Spare wheel bolts 213
TIREFIT 214, 215
Towing the vehicle 256, 258, 259
Vehicle tool kit 212
Premium unleaded gasoline 280
Problems
While driving 45
With vehicle 15
Product information 7
Program mode selector switch 289
Automatic transmission 97R
Radio mode 116
Radio see Radio mode
Radio transmitters, control and
operation 168
Rapid seat heating*
Switching on 82
Rear fog lamp 227
Bulb 227
Switching on 84
Rear lamp bulbs
Replacing 230
Rear view mirror automatic antiglare 99
Rear view mirrors see Mirrors
Rear window
Cleaning 195
Rear window defroster 101
Activating 101
Deactivating 101
Reconnecting
Vehicle battery 252Refrigerant
Air conditioning 279
Refueling 171
Regular checks 172
Reinstalling vehicle battery 252
Remote control
Battery check lamp 75
Changing batteries 218
Checking the batteries 76
Global locking 75
Key 74
Restoring to factory setting 75
Selective setting 75
Unlocking with 28
Remote control with folding key
Locking and unlocking 74
Remote control, key
Factory setting 75
Global unlocking 75
Remote door unlock
With Tele Aid 151
Remote Vehicle Diagnostics 289

306 Index
Rapid seat heating* 82
Selector lever 21
Lock 41
Position (automatic transmission) 93
Position (automatic
transmission*) 21
Self-test
BabySmart
TM airbag deactivation
system 63
Tele Aid* 145
Service
Calling up the service indicator 191
Major service (Service B) 190
Minor service (Service A) 190
Overdue 191
Spare parts 264
Types 191
When due 190
Service (maintenance) 190
Service and Warranty Booklet
Loss of 265
Service and warranty information 8
Service indicator 190
Calling up 191
Clearing 190, 191Service life (tires) 186
Service System see FSS 190
Setting
Clock 91
Cruise control 137
Higher speed in cruise control 138
Lower speed in cruise control 138
Slower speed in cruise control 138
Speed in cruise control 138
Temperature (interior) 104
Settings
Factory, Remote control 75
Selective 75
Shelf behind roll bar 141
Shift lock 290
Shifting
Gear selector lever positions 95
Into optimal gear range (automatic
transmission) 94
Into reverse (manual
transmission) 92
Side impact airbags 57Side marker lamps
Replacing bulbs 226, 227, 230
Side windows
Automatic opening 128
Cleaning 195
Closing 128
Opening 128
Opening fully 128
Synchronizing power windows 129
Simultaneous wiping and washing
Windshield wipers 45
Single wipe 45
Snow chains 189
Soft keys
Audio system 115
Spare fuses 260
Spare parts service 264
Spare wheel
Bolts 213
Mounting 244

308 Index
Brake fluid 279
Coolant 277
Coolants 281
Electrical system 274
Engine 268
Engine oil 279
Engine oil additives 279
Fuel requirements 280
Fuels 277
Gasoline additives 280
Lubricants 277
Main dimensions 275
Premium unleaded gasoline 280
Rims and tires 269
Weights 276
Windshield and headlamp washer*
system 278, 283
Tele Aid 144
Emergency calls 146
Information 149
Initiating an emergency call
manually 147
Remote door unlock 151Roadside assistance 148
Stolen vehicle tracking services 152
System self-check 145
Tele Aid System 145
Upgrade signals 150
Tele Aid System 290
Telephone* 143
Hands-free microphone 25
Operation 125
Telescoping steering column*
Adjusting 34
Temperature
Grades of tires 285
Setting interior temperature 104
Tires 187
Tightening torque 290
Tightening torque (Wheel bolts) 248
Tire inflation pressure 242
Checking 173, 186Tire speed rating 166, 291
Tire traction 165
TIREFIT 290
TIREFIT kit
Sealing tires with TIREFIT 235, 240
TIREFIT kit 1 235
TIREFIT kit 2 240
TIREFIT-Kit
Adding TIREFIT 237
Inflating the tire 238
Preparing TIREFIT 236, 241
Tires 185, 269
Collapsible 287
Consumer information 284
Direction of rotation 186
Driving instructions 164
Retreads 185
Rims and tires 269
Service life 186
Temperature 187

310 IndexV
Vehicle
Battery 251
Locking 23
Lowering 248
Proper use of 14
Towing 256, 258, 259
Unlocking 23
Unlocking in an emergency 216
Vehicle battery 251
Vehicle care 192
Cloth upholstery 197
Cup holder 196
Engine cleaning 194
Gear selector lever 196
Hard plastic trim items 196
Headlamps 194
Instrument cluster 196
Leather upholstery 197
Light alloy wheels 196
Ornamental moldings 194
Paintwork 193Plastic and rubber parts 197
Power washer 193
Rear window cleaning 195
Seat belts 197
Steering wheel 196
Tail lamps 194
Tar stains 193
Turn signals 194
Vehicle washing 194
Window cleaning 195
Wiper blades 195
Vehicle Identification Number (VIN) 266
Vehicle lighting
Checking 173
Vehicle tool kit 212
Alignment bolt 212
Spare fuses 212
Special fuse puller 212
Towing eye bolt 212
Vehicle jack 212
Wheel bolts 212
Wheel wrench 212
Vehicle washing 194VIN (Vehicle Identification Number) 266,
291
Voice control system* 25, 291
Hands-free microphone 25
W
Warning sounds
Drivers seat belts 57
Parking brake 42
Warranty coverage 265
Washer fluid see Windshield washer fluid
Washing the vehicle 192
Wear pattern (tires) 187
Weights 276
Wheel change
Tightening torque 248
Wheels
Rotating 187
Tires and wheels 185
Wind screen 135, 291
Installing 135
Removing 135