cruise control AUDI TT ROADSTER 2008 Owners Manual

Table of contents
Table of contents
Vehicle literature ........ .
About this Owner's Manual .............. ...... . .
Controls and
equipment .. .. ... . .. ... ... . .
Cockpi t ... .......... ...... ..... .
Genera l ill ustration ............. .
Instruments and
warning/indica tor lig hts ....... .
Instruments .............. ..... .
Warning/indicator lights ........ .
Driver informa tion system ..... .
Introduction ............... .... .
On-Board Diagnostic system (080)
Menu display ...... ............ .
Au to-Check Control ... ... .... .. .
Speed warn ing system . ... ..... .
Trip computer ................. .
T ire pressure monitoring system ..
Opening and closing .......... .
Keys .......................... .
Powe r lock ing system ..... ..... .
Rear lid /tr unk lid .............. . . 5 Ant
i-theft a larm system ........ .
Power w indows ... ... .... .... .
Folding top ................ ... .
Folding top ... .. ..... ...... ... .
6 W ind Deflector ........... ... .. .
E merge ncy Ope rat ion of the Fold ing
Top ........... ............ .. . .
Clear vision . ... ............ ... .
56 Cruise control . . . . . . . . . . . . . . . . . . 11 O
57 Audi magnetic ride . . . . . . . . . . . . . 112
60
Transm1ss1on . . . . . . . . . . . . . . . . . . . 113
60 Manua l transmiss ion . . . . . . . . . . . . 1 13
64 S tron ic tra nsmission . . . . . . . . . . . 1 13
64
69
Home link® . ...... .. ... ... ... .. .
Universa l remote control ....... .
121
121
Lights . . . . . . . . . . . . . . . . . . . . . . . . . 69
In ter io r lights ....... ..... ... .. .
V is ion ..................... ... .
W iper and washer system ...... .
Mirrors ..... ............... ... .
Digital compass ............... .
9 Seats and storage ......... ... .
11
1 1
1 2
12
1 6
22
22
26
27
29
37
39
41
47
47
50 55 Genera
l recommendat ions ..... .
Ad justing front seats manua lly ..
Powe r seats ..... ....... .... .. .
Lumbar support .. ............. .
Head restraints ............•...
Luggage compartment ........ .
Cup holder ... ...... ... ..... .. .
As htray ................... ... .
Cigarette lighter /socket ..... ... .
Storage ............ ....... ... .
Warm and cold ............... .
Climate controls ....... ... .• .. .
Rear window defogger
Qlil ..••.••
Heated sea ts .. ..... ..... ..... .
On the road . ... .. .......... ... .
Steering ...................... .
Ign it ion lock an d ignition sw itch .
Starting and stopping the engine
Park ing brake ................. .
Acoustic pa rking system .... ... .
77
77
78
82
85
87
87
88
89
91
92
93
94
94
95
95
98
98
103
104
105
105
106
107
108
109
Safety first ............... . .
Driving Safely . ...... ... ...... . .
General notes .. .... ....... ... . .
Prope r occupan t seating pos it ions
D river and passenger side footwe ll
Peda l a rea .. .. .... .... ... ..... .
Stow ing luggage .............. .
Report ing s afety defects ...... . .
Safety belts ................... .
General notes ................. .
Why safe ty be lts? .............. .
Safety belts ................... .
Safety belt tensioners .......... .
Airbag system ... ... ...... .... . .
Important things to know ...... .
F . b ron t air ags ........ ....... .. .
Monito ring the Advanced Airbag
System ....................... . 127
128
128
130
13
4
13 4
135
136
137
137
138
141
14 4
146
146
150
157

Cockpit
General illustration
G)
0
©
©
©
©
0
©
®
@
@
@
@
@
@
@
@
Power window switches
Door handle
Pow er lo cking switc h
Adjus te r contro l fo r ou tsid e mirro rs ...... .... ... . .
Air outlets ..... .. . ..... .... .... .. . .... .. . ..... .
Light switch .. ...... .... ... .... .... .... .... ... .
Turn signa l and high beam
Multifunc tion steering wheel with:
- Horn
- Driver's a irbag .... .... ... .... .... .... .... ... .
- Shift b uttons ... .. .... ... .... .... .... .... ... .
Instr um en t cluster . ...... ... .... .. ...... .. .. ... .
Switches for
- Windshield wipe r/wash er ... .... .. ....... .. ... .
- Menu d isplay ...... ... .. .. .... .... .... ... ... .
- Trip computer ..... .. .... .... ...... ....... .. .
Depending on options : Radio or navigation sys tem
G love compa rtmen t (loc kab le) ... .. .. .. ... .... ... .
Front passenger 's airbag .. ...... .. . .... .. .. .... .
Rear window defogger switch .... ..... .. .... .... .
Climate controls ..... .. .... .... ..... .. ... ... .. .
Ashtray wi th cigare tte lighter ....... ............ .
Gear sh ift l ever or s elector lever (automatic transmis -
sion) 57
53
83
102
69
76
150
119
1 2
78
27
39
96
150
10 3
98
94
- Manual transm ission . . . . . . . . . . . . . . . . . . . . . . . . . 113
- S tronic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
@ Switches for
- Aud i magnetic r ide
Controls and equip ­
ment
112
Co ckpit
- Electronic Stabilization Program (ESP) . .... .. ... .
- Emerge ncy flasher ... .. .. .. .... .... .... .. . ... .
- Retractab le r ear spoiler .... ...... .... .... .... . .
- Tire pressure mon itor ing system ..... .... .. . ... .
@ Sw itc h f or wind deflector .... .. ..... .. .... ... ... .
@) Switch for automatic folding top ..... .. .... ... ... .
@ Cup hold er ....... .. .. .. .... .... ....... ....... .
@ Parking brak e le ver ... .... ..... .. .... .... ..... . .
@ S teeri ng lock/igniti on/sta rter sw itch (in t he s teer ing
whee l column) ... .... ... ... ... .. .... .... ...... .
@ Adjus tab le steering co lu m n .. ...... ..... ... ... .. .
@ Cruise contro l .... ... .... .... .... .... .... ... ... .
@ Hood release ... .. .. .. ..... .. .... .... .... ...... .
@ Data Link Connect or (DLC) for On Boa rd Diag nostics
(OBD Ill .... ... .. ...... .... ... .... ... .. ... .... .
@ Daytim e running l ights (DRU* .... .... .... .... ... .
@ Instrumen t lighting ...... .... .... .... ... .... ... .
@ Switc hes f or
- Fue l filler flap release .... .. .... .... .... ... ... .
- Rea r lid r elease
[ i ] Tip s
A separate brochure is provided for your factory -insta lled audio
system and/or the Aud i Nav igation System .•
I • •
184
75
187
41
64
62
94
108
106
105
110
219
2 6
71
74
216
55

Inst rum ent s a nd warning /indi cato r li ghts
Warning /indicator lights
Ov erview
The warning/indicator lights indicate different functions
or a possible malfunction.
F ig. 6 Inst rum ent cluste r w ith warning/ indicator lig hts
Audi magnetic ride => page 17
Tire pressure too low => page 17
Electronic power control => page 17
-Fol ding top => page 18
II
Electronic Stabi lization Program (ESP) => page 18
D
¢
~
CRUISE
012
A IR
BAG
. o.
e::=- -!J
LJ
-
4
BRAKE

USA model s: => page 18
Malfunction Indicator Lamp (M IU
-
C an ada m od els :Malfunction lndica -=> page 18
tor Lamp (MIU
High bea m
=> page 18
Rear spoiler => page 18
Left turn signa l => page 19
Right turn signal => page 19
USA models: => page 19
Cruise control activated
Cana da mod els: => page 19
Cruis e control activated
USA mod els: => page 19
Airbag system
Ca nada mod els : => page 19
Airbag system
Generator
=> page 19
-
Safety belt => page 19
USA model s: Brake system, parking II=> page 20
brake set
Ca nad a model s: Brake system, park -
=> page 20
ing brake set

Additional information about the electrically retractable rear spoiler
=:> page 187 . •
Turn signals ¢ Q
The indicator light blinks when you use either turn signal.
Whenever you use the left¢ or the right c::::> turn signal, the indicator
light blinks. When you use the emergency flasher, both indicator
lights flash .
If one of the turn signa l light bu lbs burn out, the turn signal will
blink twice as fast as normal.
Additiona l information on the turn signals :::::>
page 76. •
Cruise control
CRUISE (USA models )/ (')<> (Canada models)
The CRUISE warning/indicator light illuminates when the cruise
control is activated. •
Airbag system
~~ (USA models) / !_~· (Canada models)
This warning/indicator light monitors the airbag and the
tensioner systems .
The ti (USA models) !! 'tr (Canada models) warning light illuminates
for a few seconds each time you switch on the ignition .
If the m (USA mode ls)
/ J q· (Canada models) warning light does not
go out, or if it i lluminates whi le you are driving, or if it starts to blink,
then there is a malfunction somewhere in the system. If the light
does not illuminate when you switch on the ignition, this also
means there is a malfunction.
Controls and equip ­
ment
Instruments and warning /indi cator lights
& WARNING
If you have a malfunction in the airbag system, contact your autho­
rized Audi dealer immediately. Otherwise the airbag or the belt
tensioner may not work properly in an accident. •
Generator 0
This warning/indicator light detects a malfunction in the
generator or in the vehicle's electrical system.
The D warning/indicator light illuminates when you switch on the
ignition and must go out after the engine has started.
If the D warning/indicator light illuminates while you are driving,
you should contact your authorized Audi deale r. Since the vehicle
battery is discharging, you should switch off any unnecessary elec ­
trical consumers (for example, the air conditioner).
0 Note
If the -~- warning/indicator light (malfunction in the engine cooling
system) in the instrument cluster shou ld illuminate :::::>
page 32, stop
the vehicle and turn off the engine . The coolant pump is not working
- this can cause engine damage!•
Applies to veh ic les : w ith safety belt warning l ight
Safety belt warning light 4
The warning light is a reminder to fasten safety belts.
The warning light 4 comes on for a few seconds after the ignition
is switched on as a reminder to fasten your safety belt.
Additional information on safety belts:::::>
page 137. •
I • •

• ..__O_ n_ t_h _ e_ r_ o_ a_ d ____________________________________________________ _
Pote nt ial malf un cti ons
If a warning buzzer sounds for a few seconds when the ign ition is
switched on, there is a system malfunction with the acoustic park
assist. If the malfunction persists until the ignition is switched off,
there will be no acoustic warning at the next attempt to activate the system. Have the problem corrected.
There is no confirmation tone when reverse gea r is engaged if there
is a system malfunction .
For the parking assist to operate, the sensors must be kept clean
and free of ice.
& WARNING
• Sen sor s hav e blind spots in w hic h obj ec ts can not b e dete cted.
P ay s pecial attenti on to small childr en and anim als . They cannot
al ways be dete cte d b y the sensor s -dan ger of an accident !
• The p arking a ssis t cann ot r eplace th e driver' s attention . The
d rive r alone is re spon sible f or p ark ing an d simil ar d riv ing mane u­
ver s. A lway s wat ch whe re you are driving .
(D Note
Low obstacles a lready signa lled by a warn ing can disappear from
the system's detection range as they are approached and wi ll not
continue to be signalled. Objects such as barrier chains, trailer draw
bars, thin pa inted vertical poles , or fences may not be detected by
the system -risk of damage.
[ i J Tip s
For the parking assist to operate, the sensors must be kept clean
and free of snow and ice. •
Cruise control
Switching the system on
The cruise control system makes it possible t o drive at a
constant speed sta rting at 20 mph (30 km/h) .
Fig. 103 C ontrol l ever
w ith se t butt on
Fig . 104 Di sp lay :
Se lec te d spee d
Pull the lever @ to posit ion (D ::::> fig. 103 to sw itch t he
system on.
Drive at the speed y ou wis h to se t.
Press button
@ to set that speed.
The disp lay=> fig. 104 will show the set speed . The display may vary
depending on the type of display in your vehicle . The indicator light
~

On the road -
----------------
CRUISE (US mod ell/ f-f (Canadian mod ell will a lso light up in the
instrument cluster .
& WARNING
• Always pay att enti on to traffic ev en whe n the c rui se control is
swi tched o n. Yo u are alway s resp onsi ble for your spe ed and the
di stanc e betw een your veh icle and other ve hic le s.
• Fo r sa fet y re as on s, th e c ruise control shou ld not be u sed in the
c it y, in stop -and -go traffic , on twi sting road s and when road condi­
t ion s a re poor (such as ice, fog, gra vel, hea vy ra in and hydro­
planing ) - risk of accid ent.
• Turn off the cr uis e control t empor arily when e nte ring turn
lane s, highwa y ex it lane s or in con stru ctio n z one s.
• Please note that inad vertentl y "re sting " your foot on the a ccel­
er ato r ped al ca use s t he crui se control not to br ake . Thi s is because
the cru ise control i s overridden b y the dri ve r's acc eleration .
[ i] Tip s
• Vehicles w ith manua l transmission : You can at tain the set speed
only if the currently engaged gear allows it and the engine is not
stressed. Shifting to a higher or lower gear promptly will allow the
engine to run smooth ly .
• The cruise control cannot maintain a constant speed when
driving downhi ll. The vehicle will acce lerate under its own weight .
Downshift to a lower gear or use the brakes to s low down. •
Changing speed
-Press lever © in the 0 or O direction ~ page 110,
fig. 103 to increase or dec rease your speed.
- Release the lever to save that speed .
Controls and equip­
ment
Change speed in increments of 1 mph (1 km/h) by lightly pressing
the lever . If you keep the lever pressed down, you will a lter your
speed in 5 mph (10 km /h) increments .
You can a lso press the acce lerator pedal down to increase your
speed, e.g. if you want to pass someone. The speed you saved
earlier will resume as soon as you release the accelerator pedal.
I f , however, you exceed your saved speed by 5 mph (10 km/h) for
longer than 5 minutes, the cruise control will turn off temporarily .
The symbol will go ou t but the saved speed will be retained. •
Presetting your sp eed
You can preset your desired speed while the vehicle is not
moving.
Turn on the ignition.
P ull lever @into position
0 ~ page 110, fig. 103.
Press the lever in the
0 or O direction to increase or
decrease your speed.
- Release the lever to save that speed .
This function makes it possible, for example, to save the speed you
want before driving on the highway . Once on the highway, activate
the cruise contro l by pulling the lever toward
(D . •
Switching the system off
Tempor ary d ea ctiv ati o n
Press the brake pedal, or
- Keep the c lutch pedal pressed down
longer, or
- Press t he lever © into positio n
0 (n ot c licked i nto pla ce)
~ page 110 , fig. 1 03 , or ~
I • •

-On th
e ro ad
..___ ______________ _
- Drive for longer than 5 minutes at more than 5 m ph
(10 km/h) above the st ored speed .
Switching off compl etely
Press lever @ into pos ition 0 (c licked into place), or
- Sw itch the ignition off .
The system retains the saved speed if you deactivate the cruise
control temporarily. To resume the saved speed, release the brake or
clutch peda l and pull the leve r to position
G) .
Switching the igni tion off erases the saved speed .
& WARNING
You should only return t o the saved speed if it i s not t oo f ast for
the current tr affi c c ondition s -ri sk of an accid ent! •
App lies t o vehicles: wit h magn etic rid e
Audi magnetic ride
Damping can be adjusted to the driver's preference and it
a dap ts automa tically t o the current driv ing si tuation.
F ig . 105 C enter
co nsole: Sw itch for
A udi m agn etic ride
Press the switch => fig. 105 to turn sport sett ing on or off .
Audi magnetic ride is an e lectronically controlled damping system.
This chassis system assists the driver by adap ting to the particular
situation through imperceptib le control processes. The
damping
provides individua l modulation of damp ing forces. For example,
with damping characteristics set to provide greater comfort ,
damping is set somewhat harder for a brief period only as required,
when rounding a curve and when braking .
Standard setting
Select the standard setting if you prefer a suspension setting
emphasizing comfort .
Spo rt setting
Se lect the sport setting if you prefer a sporty suspension setting .
The LED in the switch comes on to indicate sport setting.
[ i ] Tip s
The warning/indicator light in the ins trument cluster comes on in
the event of a malfunction. Drive to the c losest authori zed Audi
dea ler as soon as possible and have the malfunction repaired. •

___ A_l.:,. p _h_ a_ b_e _t _i c_ a_l _i n_ d_e _x ____________________________________________ _
Convertible locking retractor . . . . . . . 177
Important safety instructions for using child safety seats .. ..... .. .. .... 171
Important things to know when driving with chi ldren . .... .... ... .... ... 168
Infant seats .. ........ ....... .... 173
Older children and safety belts ..... 177
Safety belts and older children . . . . . 177
Which restraint system should my older child wear? .. .... .... ... ... .... 177
Child safety seat .... .... ... .. ...... . 173
Convertible locking retractor . . . . . . . 177
Installing ..... ............ ...... 177
Ch ild safety seats
How do I properly install a chi ld safety
seat in my vehicle? .. ... .... . .. .. 171
Safety instructions . . . . . . . . . . . . . . . 171
Cigarette lighter ... ..... ... ....... ... 95
Cleaning Alcantara (synthetic suede) . . . . . . . . 211
E ngine compartment ... .. .... .... 212
Fabrics and fabric coverings . ...... 208
Instrument panel ... .. .... ... .... 209
Interior ...... .... .... .... .... ... 208
Leather . . . . . . . . . . . . . . . . . . . . . . . . . 210
P lastic and viny l .. .... ....... .... 204
Plastic parts ..................... 209
Safety belts . . . . . . . . . . . . . . . . . . . . . 212
Trim strips .................. 204, 205
Cleaning and protection ... .. .... .... 200
Climate control A/C operation . . . . . . . . . . . . . . . . . . . . 102
Air distribution . . . . . . . . . . . . . . . . . . 101
Air ven ts . . . . . . . . . . . . . . . . . . . . . . . . 1 02 Automatic mode .
. . . . . . . . . . . . . . . . 101
Defrost . . . . . . . . . . . . . . . . . . . . . . . . . 101
Economical use .................. 103
Fan ... .... ....... .... .... .... .. 100
Heated seats . . . . . . . . . . . . . . . . . . . . 104
Rear window defogger . . . . . . . . . . . . 103
Switching on and off ..... ... .. ... 100
Climate controls ... .. .... ..... .. ... .. 98
Air recirculation mode .. .... ...... 102
Controls ......................... 98
Dust filter ..... ............... .... 98
Heating ........ ... .... .... .... ... 98
Pollen fi lter .. ...... .... .... .... ... 98
Venti lation .... .... .... .... .... ... 98
Clock ... ... .. .... ..... .. ... ... .... .. 13
Co ld tire inflation pressure . ...... .... 242
Coming -home -function ............... 73
Compass mirror ..... .... ... ... .. .... 85
Consumer In formation .... .... ... 136, 293
Contacting NHTSA . . . . . . . . . . . . . . . . . . 136
Con trols and displays . . . . . . . . . . . . . . . . 11
Conve nience close/open feature
P o wer top . . . . . . . . . . . . . . . . . . . . . . . . 63
Windows ... .. .... .... .... .... ... 58
Convertible chi ld seats
How do I proper ly install a convertib le
chi ld seat in my vehic le? ... .... .. 174
Safety instructions ............... 174
Convertible locking retractor Activating ... .. ..... .. .... .... ... 1 79
Deactivati ng . . . . . . . . . . . . . . . . . . . . . 180
Using to secure a chi ld safety seat . . 177,
179 Coolant System
Expansion tank 228
Coolant system ...... .... .... .... ... 227
Cornering light .... ....... ....... .... 72
Cruise contro l ...................... 110
Changing speed ................. 111
Presetting your speed ............. 111
Switching off . .... ..... ... .... ... 111
Switching on .. .... .... ..... .. ... 110
Warning/indicator l ights ........... . 19
Cruising range ..... ... .... .... ...... . 39
Cup holder . ...... .... .... ... .... .... 94
D
Damp ing
See Audi magnet ic ride ..... .... ... 112
Data .......... ... ....... .... ...... 291
Data recorder . ........ ... .. .... .... 184
Date display .. .... .... ............... 13
Daytime running lights ......... ...... 71
Daytime running lights (Canada) ...... . 71
Declaration of conformity ............. 45
def What does this mean when it appears in the trip odometer disp lay? .. ...... 14
Defrosting the windows ............. . 101
De termining correct load li mit ... .. ... 247
Digital clock . .... .... ..... .. ..... .... 13
Setting the time ................... 13
Digital compass ... ....... .... ...... . 85
Digital speedometer ...... .... .... .... 2 4

__ _!:_A~l'.!:p~ h~ a~ b~e~ t~ic ~a..'.... l ~in~d~e ~x~ --------------------------------------------
Trip computer
Fuel consumption ................. 39
Mi leage .. ........ ........ .... ... 39
Trip odometer .. ...... .... ........ ... 14
What does it mean when dEF appears in the trip odometer display? ... ... .. 14
Trunk lid .... ........ ............. .. 55
Trunk escape handle ... .. .... .... 262
Turn signals ................. ....... 76
Warning/indicator lights ........... 19
u
Undercoating 207
Unfastening safety belts ...... ...... . 143
Unidirectional tires .................. 238
Uniform tire quality grading . ......... 253
Universal Radio- Frequency Remote Control (Homelink®) . . . . . . . . . . . . . . . . . . . 121
Un locking
Power locking switch . . . . . . . . . . . . . . 53
Rear lid/trunk lid ...... .... ...... .. 55
Remote control key ..... .. .... .... . 51
Using the key ... .. .... .... ...... .. 53
V
Vanity mirror ...... .. .... ........ .... 77
Vehic le electrical system .. ........ .... 19
Vehicle Identification Number (VIN) .... 288
Vehic le jack . . . . . . . . . . . . . . . . . . . . . . . . 269
Vehicle literature ............. ........ 5
Vehic le tool kit . . . . . . . . . . . . . . . . . . . . . 262 Vehicle-care products
...... ........ . 200 Power top cleaning ..... .. .... ... . 203
Venti lation ... ............ .... .... ... 98 with a power washer
....... .... ... 202
Waxing .......... .... .... ....... ... 203
w Wear indicator ..... ... ... .... ....... 248
Warning light
Tire pressure monitoring system 37
Warning lights ...................... 16 Weatherstrips
.... ....... .... .... ... 206
Weights ....... .. .... .... ...... .... 289
What happens if you wearyoursafety belt too loose? ..... .. .... .............. 142
Warning/Indicator light
Rear spoi ler ... ... .... ........ .... 18 What happens to unbelted occupants? .
139
What impairs driving safety? ... .... ... 129
Warning/indicator ligh1ts ... .. · · · · · · · · · 12 What should I do after changing a wheel? ..
Airbag system . . . . . . . . . . . . . . . . . . . . 19 245
Anti -lock brake system (ABS) · · · · · · · · 20 What shou ld I do after replacing whe els?
Brake system . . . . . . . . . . . . . . . . . . . . . 20 245
Cruise control . . . . . . . . . . . . . . . . . . . . 19
Electronic power control ........... 17
El ec tronic stabilization program (ESP) 18
Folding top ...... ... .. ... ... .. .... 18
Generator . . . . . . . . . . . . . . . . . . . . . . . . 19
High beam . . . . . . . . . . . . . . . . . . . . . . . 18
Malfunction Indicator Lamp (MIU .... 18
Parking brake . . . . . . . . . . . . . . . . . . . . . 20
Safety be lt . . . . . . . . . . . . . . . . . . . . . . . 19
Tire pressure monitoring system .... 17
Turn signals .. ....... ...... ....... 19
Warranty coverages .. ........ .... ... 293
Washer reservoir ..... .... ... ..... ... 236
Washing ........ ....... ...... .... .. 200
Automatic car wash ........... ... 201
by hand ......... ......... ... ... 201
Folding top cleaning ...... ... .. ... 203
General information ......... ..... 200 Wheel bolts
Torque ......................... 256
Wheels .............. ....... .... ... 238
Cast alloy .................... ... 207
Checking tire pressure ............ 244
Co ld tire inflation pressure ....... . 242
General notes .......... .......... 238
Glossary of tire and loading terminology .
239
New tires and whee ls .. ... .. ...... 249
Tires and vehicle load limits ... .... 246
Wheels/Tires Steel wheels ... .... .... ...... .... 206
When must the airbag system be inspected?
157
When should I adjust the tire pressures? 245
When should I check the tire pressures? 245