ignition AUDI A4 2008 B8 / 4.G Owners Manual

Fuses and bulbs 306Bulb holders with a bayonet fastenerIn the case of bulb holders with a bayonet fastener please
proceed as follows:
Removing the bulb holder
– Turn the bulb holder in the direction of the arrow
⇒fig. 287 as far as it will go and then take the bulb
holder out of the light unit.
Fitting the bulb holder
– Insert the bulb holder into the light unit, making sure you
keep the bulb holder straight, i.e. the rubber seal makes
even contact all around.
– Turn the bulb holder in the direction indicated by the
arrow ⇒fig. 287 as far as it will go.
Changing bulbs for headlightsRemoving and installing headlightsThe description for removing the headlight refers to the left
headlight; in principle the same procedure applies to the
right headlight.
Removing
– Switch off the ignition and the lights.
– Open the bonnet.
Fig. 287 Diagram: Bulb
holder with a bayonet
fastener
AA
AB
Fig. 288 Trim panel:
Attachment points are
marked by arrowsFig. 289 Headlight
unit: Attachment
points are marked by
arrows
document_0900452a81b1b9de.book Seite 306 Donnerstag, 26. Juli 2007 9:16 09

Fuses and bulbs 310
– Press the connector in the direction of the arrow
⇒page 309, fig. 297 until the bulb engages.
– Check that the bulb is securely seated in the bulb
housing.
–Fit the cover.
– Install the headlight ⇒page 306.
– Check whether the new bulb is working.
– Have the headlight settings checked.Changing bulb for front fog lightsApplies to vehicles: with halogen main beam headlightsPreparations
The description for changing the bulb refers to the right fog
light; in principle the same procedure applies to the left fog
light.
– Switch off the ignition and the lights.
– Detach the trim cover ⇒fig. 298 (pull it carefully in the
direction of the arrow).
– Remove the two securing screws ⇒fig. 299 and pull the
fog light unit out of the bumper.
– Unplug the electrical connector.
CautionThe trim cover is secured to the bumper by several retaining hooks.
Do not use force when removing the trim cover to avoid damaging
it.
Fig. 298 Trim cover for
fog light
Fig. 299 Screws
securing fog light
document_0900452a81b1b9de.book Seite 310 Donnerstag, 26. Juli 2007 9:16 09

Index 330AAbroad
Changing headlight dip settings . . . . . 59
ABS
SeeAnti-lock brake system . . . . . . . . . 19
AC mode . . . . . . . . . . . . . . . . . . . . . . . 98, 107
Acceleration figures
SeePerformance, weights and
dimensions . . . . . . . . . . . . . . . . . . . . 323
Accessories . . . . . . . . . . . . . . . . . . . . . . . . 277
Trailer . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Acoustic parking aid . . . . . . . . . . . . . . . . 169
Adapter for anti-theft wheel bolts . . . . . 292
adaptive cruise control . . . . . . . . . . . . . . 128
Driver intervention prompt . . . . 130, 138
Driver messages . . . . . . . . . . . . . . . . . 134
Driving program . . . . . . . . . . . . . . . . . 139
Error messages . . . . . . . . . . . . . . . . . . 136
Indicator lamps . . . . . . . . . . . . . . . . . . 134
No vehicle in front . . . . . . . . . . . . . . . 130
Overriding . . . . . . . . . . . . . . . . . . . . . . 130
Setting a new speed . . . . . . . . . . . . . . 131
Setting distance . . . . . . . . . . . . . . . . . 133
Setting speed . . . . . . . . . . . . . . . . . . . 131
Setting time interval . . . . . . . . . . . . . . 133
Settings . . . . . . . . . . . . . . . . . . . . . . . . 139
Status messages . . . . . . . . . . . . . . . . . 136
Switching off (with memory function) . . .
131, 132
Switching on and off . . . . . . . . . . . . . 131
System limitations . . . . . . . . . . . . . . . 140
Vehicle in front . . . . . . . . . . . . . . . . . . 130Vehicles with manual gearbox . . . . . . 129
Volume of warning tone . . . . . . . . . . . 139
adaptive light . . . . . . . . . . . . . . . . . . . . . . . 61
Defective . . . . . . . . . . . . . . . . . . . . . . . . 39
advanced key
Locking and unlocking the vehicle . . . 47
START ENGINE STOP button . . . . . . . 118
Starting the engine . . . . . . . . . . . . . . . 118
Switching on the ignition . . . . . . . . . . 118
Air conditioner . . . . . . . . . . . . . . . . . . 93, 101
AC mode . . . . . . . . . . . . . . . . . . . . . . . . . 98
See alsoDeluxe automatic air conditioner
93
Air recirculation mode
Deluxe automatic air conditioner . . . . 97
Deluxe automatic air conditioner plus . . .
105
Airbag . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Deactivating . . . . . . . . . . . . . . . . . . . . . 208
Front airbags . . . . . . . . . . . . . . . . . . . . 203
Head-protection airbag . . . . . . . . . . . 207
Key-operated switch for front passenger's
airbag . . . . . . . . . . . . . . . . . . . . . . . . . 208
Side airbags . . . . . . . . . . . . . . . . . . . . . 205
Triggering . . . . . . . . . . . . . . . . . . . . . . 202
Warning lamp . . . . . . . . . . . . . . . . . . . . 17
Alarm system
SeeAnti-theft alarm system . . . . . . . . . 42
Alterations to the vehicle . . . . . . . . . . . . . 277
Alternator
Fault . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Anti-dazzle interior mirror . . . . . . . . . . . . . 69
Anti-freeze additive . . . . . . . . . . . . . . . . . 260Anti-knock properties of petrol . . . . . . . . 251
Anti-lock brake system
How the system works . . . . . . . . . . . . 222
Warning lamp . . . . . . . . . . . . . . . . . . . . 19
Anti-theft alarm system . . . . . . . . . . . . . . . 42
Interior monitor . . . . . . . . . . . . . . . . . . . 50
Tow-away protection . . . . . . . . . . . . . . 50
Anti-theft wheel bolts . . . . . . . . . . . . . . . . 292
Armrest (front)
Adjusting . . . . . . . . . . . . . . . . . . . . . . . . 78
Storage compartment . . . . . . . . . . . . . . 78
Ashtrays
Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Audi braking guard . . . . . . . . . . . . . . . . . . 142
Error messages . . . . . . . . . . . . . . . . . . 143
Settings . . . . . . . . . . . . . . . . . . . . . . . . 144
Status messages . . . . . . . . . . . . . . . . . 143
Switching on and off . . . . . . . . . . . . . . 144
Audi drive select . . . . . . . . . . . . . . . . . . . . 159
Dynamic steering . . . . . . . . . . . . . . . . 159
Suspension control . . . . . . . . . . . . . . . 159
Audi hold assist . . . . . . . . . . . . . . . . . . . . 124
Warning lamp . . . . . . . . . . . . . . . . . . . . 19
Audi lane assist
Seelane assist . . . . . . . . . . . . . . . . . . . 145
Audi parking system . . . . . . . . . . . . . . . . . 169
Audi parking system advanced . . . . . . . . 171
Audi parking system plus . . . . . . . . . . . . 170
Auto Lock . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Auto-check control . . . . . . . . . . . . . . . . . . . 30
document_0900452a81b1b9de.book Seite 330 Donnerstag, 26. Juli 2007 9:16 09

Index331
Controls
Safety
Driving tips
General maintenance
Self-help
Technical data Automatic air conditioner plus
SeeDeluxe automatic air conditioner plus
101
Automatic cruise control
Seeadaptive cruise control . . . . . . . . 128
Automatic gearbox
Dynamic gear control program . . . . . 166
Kick-down feature . . . . . . . . . . . . . . . . 165
Manual release (multitronic®) . . . . . . 168
multitronic® . . . . . . . . . . . . . . . . . . . . . 162
Paddle levers (tiptronic mode) . . . . . . 167
Safety interlock for ignition key . . . . . 116
Selector lever lock . . . . . . . . . . . . . . . . 165
Selector lever positions . . . . . . . . . . . 163
Steering wheel with paddle levers . . 167
tiptronic . . . . . . . . . . . . . . . . . . . . 162, 166
Automatic headlight control . . . . . . . . . . . 57
Automatic headlights . . . . . . . . . . . . . . . . . 59
Auxiliary heating
Deluxe automatic air conditioner plus . .
110
Description . . . . . . . . . . . . . . . . . . . . . . 110
Remote control . . . . . . . . . . . . . . . . . . 113
Running time . . . . . . . . . . . . . . . . . . . . 112
Switching on/off immediately . . . . . . 111
Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Average fuel consumption . . . . . . . . . . . . . 25
Average speed . . . . . . . . . . . . . . . . . . . . . . . 25
Axle weights
SeePerformance, weights and
dimensions . . . . . . . . . . . . . . . . . . . . 323
BBattery
Charging . . . . . . . . . . . . . . . . . . . . . . . . 265
Low charge . . . . . . . . . . . . . . . . . . . . . . 226
Power level . . . . . . . . . . . . . . . . . . . . . . 226
Power management . . . . . . . . . . . . . . 226
Replacing . . . . . . . . . . . . . . . . . . . . . . . 266
Winter conditions . . . . . . . . . . . . . . . . 263
Battery power . . . . . . . . . . . . . . . . . . . . . . . 38
Bayonet fastener
Bulb . . . . . . . . . . . . . . . . . . . . . . . . . . . . 305
Bulb holder . . . . . . . . . . . . . . . . . . . . . . 306
Belt tensioners . . . . . . . . . . . . . . . . . . . . . . 199
Bicycle rack
Trailer . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Biodiesel . . . . . . . . . . . . . . . . . . . . . . . . . . . 251
Bioethanol fuel . . . . . . . . . . . . . . . . . . . . . 251
Blower
Deluxe automatic air conditioner . . . . . 96
Deluxe automatic air conditioner plus . .
104
Bonnet
Closing . . . . . . . . . . . . . . . . . . . . . . . . . 256
Opening . . . . . . . . . . . . . . . . . . . . . . . . 254
Releasing . . . . . . . . . . . . . . . . . . . . . . . 254
Boot
SeeLoading luggage compartment . 192
SeeLuggage compartment . . . . . . . . . . 79
Boot lid
Central locking system . . . . . . . . . . . . . 51
Manual release . . . . . . . . . . . . . . . . . . . . 52Brake system
Brake assist system . . . . . . . . . . . . . . . 222
Brake fluid . . . . . . . . . . . . . . . . . . . . . . . 262
Brake light defective . . . . . . . . . . . . . . . 37
Brake pads worn . . . . . . . . . . . . . . . . . . 37
Brake servo . . . . . . . . . . . . . . . . . . . . . . 224
Electro-mechanical parking brake . . . 121
General notes . . . . . . . . . . . . . . . . . . . . 224
Malfunction . . . . . . . . . . . . . . . . . . . . . . 32
Warning lamp . . . . . . . . . . . . . . . . . . . . . 20
braking guard
SeeAudi braking guard . . . . . . . . . . . . 142
Bulb holder
Bayonet fastener . . . . . . . . . . . . . . . . . 306
Bulb monitor . . . . . . . . . . . . . . . . . . . . . . . . 37
Bulbs
Bayonet fastener . . . . . . . . . . . . . . . . . 305
Changing (general notes) . . . . . . . . . . 304
Bulbs, changing . . . . . . . . . . . . . . . . . . . . . 304
Brake lights . . . . . . . . . . . . . . . . . . . . . . 311
Bulb holder with bayonet fastener . 305,
306
Dipped headlights . . . . . . . . . . . . . . . . 308
Front fog lights . . . . . . . . . . . . . . . . . . . 310
Main beam headlights . . . . . . . . . . . . . 307
Number plate light . . . . . . . . . . . . . . . . 315
Rear fog light . . . . . . . . . . . . . . . . . . . . 314
Rear lights . . . . . . . . . . . . . . . . . . . . . . . 311
Reversing light . . . . . . . . . . . . . . . . . . . 314
Turn signals (rear) . . . . . . . . . . . . . . . . 311
Business equipment . . . . . . . . . . . . . . . . . 278
document_0900452a81b1b9de.book Seite 331 Donnerstag, 26. Juli 2007 9:16 09

Index 334
Operation . . . . . . . . . . . . . . . . . . . . . . . 121
Parking . . . . . . . . . . . . . . . . . . . . . . . . . 122
Releasing and applying . . . . . . . . . . . 121
Warning lamp . . . . . . . . . . . . . . . . . 19, 20
Electronic differential lock
How the system works . . . . . . . . . . . . 222
Warning lamp . . . . . . . . . . . . . . . . . . . . 19
Electronic immobiliser . . . . . . . . . . . . . 14, 43
Electronic stabilisation program
How the system works . . . . . . . . . . . . 222
Warning lamp . . . . . . . . . . . . . . . . . . . . 17
Emergency braking function . . . . . . . . . . 123
Emergency key . . . . . . . . . . . . . . . . . . . . . . 45
Emergency release
Ignition key . . . . . . . . . . . . . . . . . . . . . . 46
Emission control systems
Catalytic converter . . . . . . . . . . . . . . . 229
Diesel particulate filter . . . . . . . . . . . . 229
Emissions . . . . . . . . . . . . . . . . . . . . . . . . . 321
Engine compartment
Safety notes . . . . . . . . . . . . . . . . . . . . . 255
Engine compartment layout . . . . . . . . . . 256
Engine data
SeePerformance, weights and
dimensions . . . . . . . . . . . . . . . . . . . . 323
Engine hood
SeeBonnet . . . . . . . . . . . . . . . . . . . . . . 254
Engine management
(EPC) warning lamp . . . . . . . . . . . . . . . 16
Engine oil . . . . . . . . . . . . . . . . . . . . . . 34, 257
Checking oil level . . . . . . . . . . . . 258, 259
Consumption . . . . . . . . . . . . . . . . 258, 259
LongLife Service . . . . . . . . . . . . . . . . . 257Topping up . . . . . . . . . . . . . . . . . . . . . . 259
See alsoPerformance, weights and
dimensions . . . . . . . . . . . . . . . . . . . . 323
Engine oil capacity
SeePerformance, weights and
dimensions . . . . . . . . . . . . . . . . . . . . 323
Engine oil pressure
Warning lamp . . . . . . . . . . . . . . . . . . . . 33
Engine oil sensor
Malfunction . . . . . . . . . . . . . . . . . . . . . . 38
Environmental compatibility . . . . . . . . . . 231
Environmental tips
Filling the tank . . . . . . . . . . . . . . . . . . . 252
Heated rear window . . . . . . . . . . . 98, 106
Leaks . . . . . . . . . . . . . . . . . . . . . . . . . . . 255
Roof carrier . . . . . . . . . . . . . . . . . . . . . . 84
EPC
SeeEngine management . . . . . . . . . . . 16
ESP
SeeElectronic stabilisation program . 17
Ethanol fuel . . . . . . . . . . . . . . . . . . . . . . . . 251
Exterior mirrors . . . . . . . . . . . . . . . . . . . . . . 70
FFastening rings . . . . . . . . . . . . . . . . . . 79, 193
Filling the tank . . . . . . . . . . . . . . . . . . . . . 252
Releasing the tank flap manually . . . 253
Fire extinguisher . . . . . . . . . . . . . . . . . . . . 283
First-aid kit . . . . . . . . . . . . . . . . . . . . . . . . . 282
Floor mats . . . . . . . . . . . . . . . . . . . . . 191, 192
Fog lights . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Four-wheel drive . . . . . . . . . . . . . . . . . . . . 226Front passenger
SeeSitting position . . . . . . . . . . . . . . . 189
Fuel
Biodiesel . . . . . . . . . . . . . . . . . . . . . . . . 251
Capacity . . . . . . . . . . . . . . . . . . . . . . . . 321
Consumption . . . . . . . . . . . . . . . . . . . . 321
Current fuel consumption . . . . . . . . . . 25
Diesel . . . . . . . . . . . . . . . . . . . . . . . . . . 251
Ethanol . . . . . . . . . . . . . . . . . . . . . . . . . 251
Fuel level low . . . . . . . . . . . . . . . . . . . . . 37
Petrol . . . . . . . . . . . . . . . . . . . . . . . . . . 251
Saving fuel . . . . . . . . . . . . . . . . . . . . . . 229
Fuel consumption . . . . . . . . . . . . . . . . . . . 321
Fuel range . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Fuel tank flap . . . . . . . . . . . . . . . . . . . . . . . 252
Fuse, changing . . . . . . . . . . . . . . . . . . . . . 300
GGarage door opener . . . . . . . . . . . . . . . . . 179
Gear-change indicator . . . . . . . . . . . . . . . . 22
Generator
SeeAlternator . . . . . . . . . . . . . . . . . . . . 32
Glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Glow plug system
Indicator lamp . . . . . . . . . . . . . . . . . . . . 16HHandbrake
SeeElectro-mechanical parking brake . . .
121
document_0900452a81b1b9de.book Seite 334 Donnerstag, 26. Juli 2007 9:16 09

Index335
Controls
Safety
Driving tips
General maintenance
Self-help
Technical data Hazard warning lights . . . . . . . . . . . . . . . . 61
Indicator lamp . . . . . . . . . . . . . . . . . . . . 18
Head restraints
Front seats . . . . . . . . . . . . . . . . . . . . . . . 77
Rear seats . . . . . . . . . . . . . . . . . . . . . . . . 78
Headlamp converter . . . . . . . . . . . . . . . . . . 59
Headlight flasher . . . . . . . . . . . . . . . . . . . . . 62
Headlight range control . . . . . . . . . . . . . . . 60
Malfunction . . . . . . . . . . . . . . . . . . . . . . 39
Headlights . . . . . . . . . . . . . . . . . . . . . . . . . . 57
adaptive light . . . . . . . . . . . . . . . . . . . . . 61
Changing dip settings . . . . . . . . . . . . . . 59
Driving abroad . . . . . . . . . . . . . . . . . . . . 59
Headlight range control . . . . . . . . . . . . 60
Washer system . . . . . . . . . . . . . . . . . . . . 67
Heated
Exterior mirrors . . . . . . . . . . . . . . . . . . . 70
Front seats (deluxe automatic air
conditioner) . . . . . . . . . . . . . . . . . . . . 114
Rear seats . . . . . . . . . . . . . . . . . . . . . . . 115
Rear window . . . . . . . . . . . . . . . . . 98, 106
Washer jets . . . . . . . . . . . . . . . . . . . . . . . 65
Heated rear window . . . . . . . . . . . . . . 98, 106
Heating
Deluxe automatic air conditioner . . . . 93
Deluxe automatic air conditioner plus . .
101
HomeLink . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
IIgnition key
Emergency release . . . . . . . . . . . . . . . . 46
Safety interlock . . . . . . . . . . . . . . . . . . 116
Ignition lock . . . . . . . . . . . . . . . . . . . . . . . . 116
Malfunction . . . . . . . . . . . . . . . . . . . 34, 39
Immobiliser . . . . . . . . . . . . . . . . . . . . . . 14, 43
Indicator lamps . . . . . . . . . . . . . . . . . . . . . . 15
adaptive cruise control . . . . . . . . . . . . 134
Cruise control system . . . . . . . . . . . . . . 19
Glow plug system . . . . . . . . . . . . . . . . . 16
Main beam headlights . . . . . . . . . . . . . 18
Overview . . . . . . . . . . . . . . . . . . . . . . . . . 15
Trailer turn signals . . . . . . . . . . . . . . . . 18
Turn signals . . . . . . . . . . . . . . . . . . . . . . 18
Inflation pressures (tyres) . . . . . . . . . 39, 268
Inspection intervals . . . . . . . . . . . . . . . . . . . 24
Instrument cluster . . . . . . . . . . . . . . . . . . . . 11
Instrument lighting . . . . . . . . . . . . . . . . . . . 59
Interior lights
Dimming . . . . . . . . . . . . . . . . . . . . . . . . . 63
Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Interior mirrors
SeeMirrors . . . . . . . . . . . . . . . . . . . . 68, 69
Interior monitor . . . . . . . . . . . . . . . . . . . . . . 50
Intermittent wipe . . . . . . . . . . . . . . . . . . . . . 65
Rain sensor . . . . . . . . . . . . . . . . . . . . . . . 65
ISOFIX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 218
JJack . . . . . . . . . . . . . . . . . . . . . . . . . . . 283, 290
Jacking points . . . . . . . . . . . . . . . . . . . . . . 290
Jump-starting . . . . . . . . . . . . . . . . . . . . . . 293KKey-operated switch for front passenger's
airbag . . . . . . . . . . . . . . . . . . . . . . . . . 208
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Emergency key . . . . . . . . . . . . . . . . . . . . 45
Replacement keys . . . . . . . . . . . . . . . . . 43
Replacing the battery . . . . . . . . . . . . . . 45
Kick-down feature . . . . . . . . . . . . . . . . . . . 165Llane assist
Changing settings on the MMI . . . . . . 147
Description . . . . . . . . . . . . . . . . . . . . . . 145
Indicator lamp in instrument cluster . 145
Instrument cluster display . . . . . . . . . 146
Switching on and off . . . . . . . . . . . . . . 145
Leather care
Alcantara . . . . . . . . . . . . . . . . . . . . . . . . 250
Natural leather . . . . . . . . . . . . . . . . . . . 249
leaving home . . . . . . . . . . . . . . . . . . . . . . . . 59
Light sensor . . . . . . . . . . . . . . . . . . . . . . . . . 57
Light sensor defective . . . . . . . . . . . . . . . . . 37
Lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
coming home . . . . . . . . . . . . . . . . . . . . . 59
Daytime running lights . . . . . . . . . . . . . 59
document_0900452a81b1b9de.book Seite 335 Donnerstag, 26. Juli 2007 9:16 09