Page 312 of 356
312 Technical dataRims and TiresMixed size tires
C 230 Kompressor*
C320*
Front axleRims (light alloy)
7J x16 H2
Wheel offset
1.46 in (37 mm)
Summer tires (radial-ply tires)
205/55 R16 91 V
Winter tires (radial-ply tires)
205/55 R16 91 H M+S
Rear axleRims (light alloy)
8J x16 H2
Wheel offset
1.26 in (32 mm)
Summer tires (radial-ply tires)
225/50 R16 92 V
1
1Must not be used with snow chainsWinter tires (radial-ply tires)
205/55 R16 91 H M+S
Page 313 of 356
313 Technical data
Rims and Tires
Spare wheel
C230Kompressor
C 320
Rim (light alloy)
4 1/2B x15 H2
4 1/2B x16 H2
Wheel offset
0.47 in (12 mm)
0.47 in (12 mm)
Collapsible Tire
165 - 15 89P
1
165/70 - 16 92P
1
1Must not be used with snow chains.
Page 348 of 356

348 Index
Rear turn signal bulbs 285
Side marker lamp bulbs 285
Standing lamp bulbs 283, 284
Wiper blades 287
Reset knob in the instrument cluster 114
Resetting
All functions (control system) 114
All functions of a submenu 115
Fuel consumption 125
Service indicator (FSS) 239
Trip odometer 103
Residual heat utilization 158, 330
Residual ventilation 158
REST (Residual engine heat utilization) 330
Restraint system see Infant and child re-
straint systems 65, 69
Reverse (manual transmission)
Shifting into 131
Rims 311
Roadside assistance
Tele Aid* 204
Rolling code programming 211
RON 225
RON (Research Octane Number) 330
Roof rack 192
Rotating wheels 235Rubber parts
Cleaning 244
S
Safety
Occupant 56
Safety belts see Seat belts 41
Safety systems
Driving 73
Saving current speed 190
Searching
Radio station 111
Seat belt force limiter 64
Seat belt outlet height adjustment 43
Seat belts 62
Cleaning 244
Fastening 41
Height adjustment 43
Proper use of 43, 63
Safety guidelines 60
Warning lamp 250
Seat heater*
Switching off 92
Switching on 92
Seats 89
Adjusting 32
Easy entry/exit feature 89Heater 91
Manual 33
Rapid seat heating 92
Split rear bench seat 192
Selecting
Display 118
Selector lever 23
Lock 45
Position (automatic transmission) 23,
132
Self-test
BabySmart
TM airbag deactivation sys-
tem 68
Tele Aid* 202
Service
Calling up the service indicator 239
Major service (Service B) 238
Minor service (Service A) 238
Overdue 238
Spare parts 306
Types 238
When due 238
Service and Warranty Booklet
Loss of 307
Page 351 of 356

351 Index
Resetting functions in
Control system 115
Selecting 114
Settings menu 114
Vehicle 122
Sun visors 141
Sunshades for the sliding/pop-up roof
Closing 185
Opening 185
Stopping 185
Supplemental Restraint System (SRS) 331
Switching off
Audio system 162
Automatic central locking
(control system) 122
Delayed (exterior lamps) 120
Engine 52
ESP 76
Hazard warning flasher 99
Headlamps 52
Seat heating 92
Switching on
Audio system 162
Automatic central locking
(control system) 122
ESP 77Front fog lamps 98
Hazard warning flasher 99
Headlamps 47
High beams 99
Rapid seat heating 92
Rear fog lamp 98
Seat heating* 92
Windshield wipers 48
Synchronizing
Sliding/pop-up roof 188, 279
T
Tachometer 23, 103
Displaying gear range 134
Overspeed range 103
Tail lamps
Cleaning 242
Replacing bulbs 281, 285
Tailgate
Message in display 269
Tar stains 241
Technical data 319
Brake fluid 319
Coolant 317
Coolants 321
Electrical system 314
Engine 310Engine oil 319
Engine oil additives 319
Fuel requirements 320
Fuels 317
Gasoline additives 321
Lubricants 317
Main dimensions 315
Premium unleaded gasoline 320
Rims and tires 311
Weights 316
Windshield and headlamp washer
system 318, 324
Tele Aid
Information 206
Initiating an emergency call
manually 204
Messages in display 269
Roadside assistance 204
Tele Aid System 201
Tele Aid System 331
Tele Aid* 201
Emergency calls 202
Remote door unlock 208
Stolen vehicle tracking services 209
System self-check 202
Upgrade signals 207
Page 352 of 356

352 IndexTelephone
Emergency call 179
Telephone* 24, 200
Answering a call 128
Dialing a number from the phone book
128
Ending a call 128
Hands-free microphone 26
Loading phone book* 128
Messages in display 269
Operating 126
Operation 176
Redialing 129
Temperature
Display mode 117
Grades of tires 326
Setting interior temperature 145
Setting units in display 117
Tires 235
Tightening torque 331
Tightening torque (Wheel bolts) 291
Tilt
Backrest 33
Head restraint 34
Seat cushion 33Time
Setting hours 116
Setting minutes 116
Time display
Setting 117
Tire inflation pressure
Checking 225, 234
Tire speed rating 219, 331
Tire traction 219
Tires 233, 311
Collapsible 328
Consumer information 325
Direction of rotation 234
Driving instructions 218
Retreads 233
Rims and tires 311
Service life 234
Temperature 235
Temperature grades 326
Tread depth 236
Wear pattern 235
Winter 236
Tools 272
Tow-away alarm 25, 79
Arming 79
Disarming 79Disarming for transport 79
Towing eye bolt (vehicle tool kit)
Installing 302
Towing the vehicle 299
Tracking services
For stolen vehicle 209
Traction 136, 325, 331
Transmission see
Automatic transmission 229
Transmission selector lever 277
Unlocking manually 277
Tread depth (tires) 236
Treadwear 325
Trim panel
Opening 304
Trip computer 125
Trip odometer
Resetting 103
Trunk
Auxiliary fuse box 304
Lighting 101
Trunk lid 85
Trunk lid
Closing 86
Emergency release 86
Opening 85