check engine light AUDI A4 CABRIOLET 2009 Owner's Guide

ll'JI Alphabetical index _ __,__ ___ ____;_...::.:...::... ___________________________ _
Changing engine oil ...... ... ... .. ... 256
Chassis Undercoating ........ ...... .... .. 237
CHECK button . . . . . . . . . . . . . . . . . . . . . . . 16
Checking Battery acid level . . . . . . . . . . . . . . . . . 264
Engine coolant level .. ............ 258
Checking tire pressure ............... 274
Child restraint Danger of using child restraints in the
front seat . . . . . . . . . . . . . . . . . . . . . . 170
Child restraints What types of chi ld restraint anchors are
available? ..................... 203
Where can I get additional information
about child restraints? ... .... .... 204
Child safety .. ........ ....... ... 190, 195
Booster seats . . . . . . . . . . . . . . . . . . . . 198
Convertible child safety seats . . . . . . 196
Convertible locking retractor . . . . . . . 200
Guidance fixtures for lower anchorages 206
Important safety instructions for using
child safety seats .. ...... ....... 193
Important things to know when driving
with chi ldren ............. ...... 190
Infant seats . . . . . . . . . . . . . . . . . . . . . 195
Installing a child restraint using the
LATCH system .... ... .... ...... . 208
Lower anchorages .... .... ... ... . 205
Mounting and releasing the anchorage
hook ...... ...... .... .......... 209
O lder children and safety belts ... .. 199 Safety belts and oldler children
... .. 199
Which restraint system should my older chi ld wear? ........ .... ... .. ... 199
child safety seat LATCH system . .... .... .... ...... 208
Childsafetyseats .... ........ .... ... 195
Convertible locking retractor .... ... 200
How do I properly install a child safety seat in my vehicle? .. ...... .... .. 193
Installing .... .... ... .. .... .... .. 200
Safety instructions .............. .
Cigarette lighter .......... .... ..... .
Cleaning Alcantara (synthetic suede) ....... .
E . ngine compartment . .... ... .. .. .
Fabrics and fabric coverings ... ... .
Instrument panel ....... .... ..... . 193
105
241
242
238
239
I . ntenor ......................... 238
Leather .... ...... ... .. .... ...... 240
Plastic and vinyl . .... .... ... .. ... 234
P lastic parts ........... .... ... ... 239
Safety be lts ...... ............ ... 242
Trim strips ............. ... .... .. 234
trim strips ... .. ...... .... ..... ... 235
Cleaning and protection .......... ... 230
Climate controls .. .... ......... ..... 11
O
Air distribution . . . . . . . . . . . . . . . . . . 114
Air outlets . . . . . . . . . . . . . . . . . . . . . . . 115
Air recirculation .... .... .... .... .. 113
AUTO (standard setting) .... .... ... 112
Automatic air recirculation ... .. ... 114
Contro ls . . . . . . . . . . . . . . . . . . . . . . . . 111
Defrosting / Defogging . . . . . . . . . . . . 116
Description . . . . . . . . . . . . . . . . . . . . . . 11
O
ECON ... .. .. .. .... .... ..... .. ... 113
Fan .. ............ .... ... .... ... 114
Key coded setting ................ 11
O
Recommended settings ........... 11 O
Setting the temperature ........... 112
Switching between Fahrenheit and Centigrade ... .... .... ...... .... 113
Switching the air conditioning on or off .
113
Using the climate control economically . .
116
Warm and cold .................. 110
Clock .. ........... ........... .... ... 14
Closing Power top . . . . . . . . . . . . . . . . . . . . . . . . 62
Cold tire inflation pressure .. .... ..... 271
Coming -home -function .. ............. 80
Compartments in the door trims ... ... 109
Compass mirror .. .... ...... ... ..... . 90
Comp liance .......... ....... .... ... 320
Consumer Information ........... 155, 316
Contacting NHTSA .................. 155
Continuously Variable Transmission (CVT)
See multitronic® ........ ... ...... 131
Convenience close/open feature Power top . . . . . . . . . . . . . . . . . . . . . . . . 63
Windows ......................... 53
Convertible child seats How do I properly install a convertib le
chi ld seat in my vehic le? ...... ... 196
Safety instructions .. ...... .... ... 196

IIPJI Alphabetical index _ __,__ ___ ____;_...::.:...::... ___________________________ _
Hood ...... ... ...... .. ... .. .. ... 249
Starting .. .... .... ....... ... 119,120
Starting with jumper cables ....... 304
Stopping . . . . . . . . . . . . . . . . . . . . . . .
120
Engine compartment
Safety instructions . . . . . . . . . . . . . . .
250
Working in the engine compartment 250
Engine coolant .................. ... 258
Checking the engine coo lant level .. 258
Malfunction warning symbol ... ..... 31
Engine coolant level
Checking ... .. .... .... ..........
258
E . I
ngine coo ant system ... .... ....... 257
Adding coolant .................. 259
Radiator fan . . . . . . . . . . . . . . . . . . . . . 260
Engine coolant temperature
Temperature gauge ....... .... ....
13
Engine data ...... ............... ... 314
Engine hood Closing ... .... ... .... .... ...... .
250
How to release the hood . . . . . . . . . . 249
Opening .. .... .... ....... .... ... 249
Engine oil ... ... .... .... .... ... .... 252
Adding ... .. ...... ... .... ...... . 255
Additives . . . . . . . . . . . . . . . . . . . . . . . 255
Changing . .............. ........ 256
Checking the engine oil level ...... . 254
Indications and conditions requiring extra
checking .... .... ....... .... ...
254
Indicator light . . . . . . . . . . . . . . . . . . . . 33
Oil capacity . . . . . . . . . . . . . . . . . . . . .
314
Oil consumption ................. 254
Oil grades . . . . . . . . . . . . . . . . . . . . . . . 252
Recommended oil check intervals .. 254
Sensor defective . . . . . . . . . . . . . . . . . . 33
Specification and viscosity ...... ..
252
Engine oil pressure
Malfunction .. ....... ..... ... .... . 32
Environment Break -in period .... .... .... .... ..
219
Catalytic converter .... .... .... ... 220
Disposing of your vehic le battery ...
262
Driving at high speeds ...... .... .. 221
Driving to minimize pollution and noise .
221
Fuel ......... .... ... .. .... .... .. 246
Fuel economy ....... ...... ...... 221
Leaks under your vehicle . ...... ... 250
Letting the vehicle stand and warm up
222
Proper disposa l of drained brake fluid
261
Proper disposal of drained engine
coo lant ..................... ...
259
Proper disposa l of drained engine oil
255,256
Recycling used eng ine oil ......... 255
Unleaded fuel ... .... ..... .... ... 244
What should I do with an old battery?
262
EPC
See Electronic power control .. ... .. . 22
ESP Electronic stabi lization program ....
212
See also Electronic stabilization program
(ESP) . ... .... .... ........ ......
212
Event Data Recorder (EDR) .. ....... .. 212
Expansion tank .. .. .. .. .. .... .... ... 258
F
Fahrenheit
Switching between Fahrenheit and Centigrade ... .... ..............
113
Fan
Climate controls ... ....... .... ...
114
Radiator ...... .... ........... ... 260
Setting the fan speed 114
Flat tire
Changing .. .... .... ............. 293
Floor mats
Fog lights
153
Front ....... ...... .... ........ ... 79
Folding master key with remote control . 47
Foot pedals . ... .. .... .... .... ...... 152
For the sake of the environment
Gaso line fumes and the environment
246
Letting your engine warm up ....... 120
Reducing engine noise by early
upshifting ......................
13
Refueling ......... ...... ........ 246
Saving fuel by early upshifting . ..... 13
Using the rear window defogger ....
116
Front airbags
Description ......................
172
How they work ..... .... ....... ... 177
Front ashtray . . . . . . . . . . . . . . . . . . . . . . . 104
Front seat adjustment
Safety guide lines .................. 92

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Opening and closing the windows 53
Operating locks with the fold-out key 53
Rear lid .......................... 55
Remote control ................ 48, 51
Un locking and locking vehicle ....... 51
Power outlets . . . . . . . . . . . . . . . . . . . . . . 106
Power seats Adjusting the seatback ............. 97
Adjustment . ...... .... .... .... ... 96
Folding the seatback forward ...... . 99
Power steering . . . . . . . . . . . . . . . . . . . . . 217
Power top . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Care and cleaning ...... .... .. .... 233
Closing ........................ .. 62
Convenience close/open feature .. ... 63
Conven ience opening/closing ....... 63
Correcting a malfunct ion . . . . . . . . . . . 65
Display messages . . . . . . . . . . . . . . . . . 64
Genera l information . . . . . . . . . . . . . . . 61
Malfunction ...... ..... .. .... .... . 64
Manual operation . .... .... ...... .. 68
Opening ..................... .... 62
Variable storage bay . . . . . . . . . . . . . . . 64
Warning/indictor lights ........ .... 21
Wind deflector . . . . . . . . . . . . . . . . . . . . 66
Power window switches . . . . . . . . . . . . . . 59
In the driver's door ... .... ... ...... 59
In the front passenger's door . . . . . . . 60
Reactivating the system . . . . . . . . . . . . 60
Pregnant women Special considerations when wearing a safety belt . . . . . . . . . . . . . . . . . . . . . 165 Programming
the Homelink® universal re-
mote control . . . . . . . . . . . . . . . . . . . 139
Proper occupant seating positions .... 148
Proper safety belt position . . . . . . . . . . . 164
Proper seat ing position
Front passenger . . . . . . . . . . . . . . . . . 149
Occupants . . . . . . . . . . . . . . . . . . . . . . 148
Rear passengers 150
a
Quartz
clock . . . . . . . . . . . . . . . . . . . . . . . . . 14
quattro®
See All Wheel Drive ............... 218
Question
R
What happens to unbelted occupants? ..
161
Why safety belts? . . . . . . . . . . . . . . . . 159
Radiator fan ......... ............ ... 260
Radio Replacing . .... ... .... ........ ... 319
Rain sensor defective .. .... .... ....... 33
Reading lights .... ............. ...... 84
Rear ashtray . . . . . . . . . . . . . . . . . . . . . . . 105
Rear lid Locking/unlocking ............. ... . 55
Rear light
Defective ... .. ........ .... .... ... 35
Rear view mirror Inside rear view mirror .. .... ....... 88 Rear window defogger
..... .. ... .... . 116
Rearview mirror
See Mirrors ............ .... .... ... 88
Red symbols .. .... .... ... ........ ... 30
Refuelling .......................... 246
Release lever for engine hood ......... 249
Remote control ........ ...... .... . 48, 51
Resetting remote control ... .... .... 52
Un locking and locking . .... .... .... 51
Remote control garage door opener (Homelink®) ...... ... ..... .... . 139
Remote master key Battery replacement ..... ....... ... 48
Check light ....................... 48
Remote rear lid release ........... .... 56
Repair manuals ....... .... .... ...... 316
Repairs Airbag system
Replacing 182
Wheel rims ..... ................. 281
Replacing a fuse ...... .... .... ...... 300
Replacing a sound system .. .... ...... 319
Replacing light bulbs ...... .... .... .. 302
Replacing tires and wheels . ....... ... 280
Reporting Safety Defects ... .... ...... 155
Reset button . . . . . . . . . . . . . . . . . . . . . 15, 18
Resetting remote control ...... .... .... 52
Retractor . . . . . . . . . . . . . . . . . . . . . . . . . . 163
Rims Cast a lloy .. ........... .... ...... 237
Replacing .. ........... ........ .. 281
Stee l rims ...... .... ......... .... 236