Audi TT Roadster 2011 Owner's Manual page 257

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Undercoating ................ . . . . .. 168
Unfastening safety belts . . . . . . . . . . . . . 112
Unidirectional tires ......... . . . . . . . . . 194
Uniform tire quality grading . . . . . . . . . . 208
Universal Radio- Frequency Remote Con-
trol (Homelink ®) ....... . ..... . ... . . . 94
Unlocking
Power locking switch ...... . . . . . . . . . . 40
Rear lid/trunk lid ......... . . . . . . . . . . 41
Remote control key . . . . . . . . . . . . . . . . . 38
Using the key ............... . . . ... . 39
V
Vanity mirror . . . . .......... . . . . . . . . . . 57
Vehicle-care products .......... . . . . . . 162
Vehicle electr ical system .... . . . . . . . . . . 16
Vehicle Identification Number (VIN) . . . . 237
Vehicle jack . . . ... . ............ . . . . . 223
Vehicle literature . . . . . . . . . . . . . . . . . . . . . 5
Vehicle tool kit ..................... 218
Ventilation . . . . . . . . . . . . . . . . . . . . . . . . . 7 5
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Warning/indicator lights . . ..... . ... . . . 10
Airbag system . . . .. . ..... . . . . . . . . . . 16
Anti-lock brake system (ABS) . . . . . . . . . 17
Brake system ............ . . . . . . . . . . 16
Convertible top . . . . . . . . . . . . . . . . . . . . 14
Cruise control .................. . ... 16
Electronic power control . . . . . . . . . . . . . 14
Electronic stabilization program (ESP) .. 15
Generator . . . ............ . ... . . . . . . 16
High beam . . ............ . ... . . . ... 15
Malfunction Indicator Lamp (MIL) .. . . . 15
Parking brake ......... . ..... . ... . . . 16
Safety belt . ... . . .. . ..... . . . . . . . . . . 16
Safety systems ........... . ... . . . . . . 16
Tire pressure monitoring system . . . . . . 14
Turn signals . ............ . ... . . . ... 15
Warning/Indicator lights
Rear spoiler ... . ...... . ... . . . ... . . . 15
Warning lights ............ . ... . . . ... 13
Red symbols in the center display . . . . . . 29
Yellow symbols in the center display . . . 29
Index 255
Warranty coverages ................ . 241
Washer reservoir ... . .............. . 192
Washing ... . . . . . . . . . ............ . . 162
Automatic car wash ............ . .. . 163
by hand . . . . . . . . . . . . . . . . . .... . . . . . 163
Convertible top cleaning . ...... . ... . 164
General information .............. . 162
Power top clean ing ............ . . . . 164
with a power washer .............. . 164
Waxing .... . . . . . . . . . . . .......... . . 165
Wear indicator .... . . .............. . 203
Weatherstrips .. . ... . ... . . . ........ . 167
Weights .... . . . . . . . . . . . .......... . . 237
What happens if you wear your safety belt
too loose? .. . ..... . . ............... 111
What happens to unbelted occupants? . . 108
What impairs driving safety? ........... 99
What should I do after changing a
wheel? ............................ 201
What should I do after replacing wheels? 201
Wheel bolts
Torque .... . . . . . . . .............. . . 210
Wheels ........ . .................. 194
Cast alloy ... . . . . . . ............... 167
Checking tire pressure .............. 200
Cold tire inflation pressure ......... . 198
General notes . . . .................. 194
Glossary of tire and loading terminolo-
gy .. . . ... . . . . . . . ... . . . . ... .. . . . . 195
New tires and wheels . . . . .......... . 205
Tires and vehicle load limits .... . ... . 202
Wheels/Tires
Steel wheels . . . . ..... . ............ 167
When must the airbag system be inspect-
ed? ......... . . ... . . ............... 125
When should I adjust the tire pressures? 201
When should I check the tire pressures? . 201
Where can I find the t ire pressures for my
car? ........ . . . . . . . ............... 200
Why safety belts? . . . . . . . . . . . . . . 107, 108
Wind deflector . . . . . ................ . 49
Cleaning .... . . . .................. 165
Windows
Cleaning 166
Convenience close/open feature ..... . . 44
Defrost . . . . . . . . . . . . ............... 78
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