2015 AUDI TT ROADSTER check engine light

@ Tips
The vehicle battery must not be charged
with a standard small charger that plugs
into the cigarette lighter or out let.
Windshield/headlight
washer container
F ig . 135 Fen der, left: c over on th e win ds hield and
h ead lig ht· washe r fl uid reservoi r
The washer flu id container is marked with the
symbol
Q on its cap Qpage 166, fig. 128 .
• Before you check anyth ing in the engine
compartment,
always r ea d and h eed all
WARNING S Q .&. in Working in the engine
compartment on page 164 .
• Lift the filler cap tongue to add washer flu­
id. You can fill the container to the top.
• Press the cap back onto the filler neck after
filling the containe r.
You can f ind the rese rvoir
ca paci ty in the tab le
in
~ page 223.
Clean water should be used when fill ing up . If
possib le, use soft water to prevent sca ling on
the washer jets. Always add a glass cleaner solu tion (with fros t protection in the w inter) .
(D Note
-Do not mix engine coolant antifreeze or
any other addi tives to fill up the wind­
s hi eld washer reservo ir.
- Do not use glass cleane rs contain ing
paint solvent; you r isk damaging the
pain t.
Checkin g and fillin g 179

216 Emergency situations
Emergency situations
General
This chapter is intended for trained emer­
gency crews and working personnel who
have the necessary tools and equ ipment to
perform these ope rations.
Starting by pushing or
towing
Q;) Note
Vehicle s with an automati c transmission
cannot be started by pushing or towing .
Starting with jumper
cables
If necessary, the engine can be started by
connecting it to the battery of another vehi­
cle.
If the engine should fail to start because of a
discha rged or wea k batte ry, the battery can be
connected to the battery o f
another vehicle,
using a
pair of jumper cables to start the en­
g ine .
Jumper cables
Use only jumper cab les of sufficiently
large cross section to safely carry the starter
cur rent. Refer to the manufacturer's specifica­
ti ons.
Use on ly jumper cables which have
insulated
termina l clamps and are properly marked for
d istinction :
plus(+) cable in most cases colo red red
minu s(-) cable
in most cases colo red black .
_& WARNING
Batterie s contain elec trici ty, a cid, and ga s.
Any of th ese c an cause ve ry seri ous or f ata l
inju ry . Follow the instructions below fo r
safe han dling of your ve hicle's battery.
- Alw ays s hield yo ur eyes and avoid lean ­
ing over the batte ry w henever possib le . -
A discharged battery can a lready freeze
at temperatures just be low 32 °F (0 °C).
Before connect ing a jumper cab le, the
frozen battery must be thawed com­
p letely, othe rwise it cou ld explode .
- Do not allow batte ry acid to contact eyes
or skin . Fl ush any contacted a rea wi th
water immediat ely .
- Imp roper use of a booster battery to
s tart a vehicle may cause an explosion.
- Vehicle batter ies generate explosive gas­
es . Keep sparks, flame and lighted ciga­
rettes away from ba tte ries .
- Do not try to jump start a ny ve hicle w ith
a low ac id leve l in the battery .
- The vo ltage of the booster batte ry m ust
a lso have a 12-Vo lt rat ing . The capacity
(A h) of the booster batte ry should not b e
lowe r than that of the discharged bat­
tery . U se o f batt erie s of d iffe ren t voltage
or subs tanti ally diffe ren t "Ah" rat ing
may c ause an exp losion and person al in­
ju ry .
- N ever ch arge a fr ozen bat te ry. Gas t rap ­
ped in the ice may ca use an ex plosion .
- N ever ch arge o r use a batt ery th at has
been fro zen. T he battery case may have
be weakened.
- Us e of batt erie s of di ffere nt vo lta ge or
substan tially differen t ca pa city (Ah) rat ­
i ng may cause an exp losion and injury.
T he capac ity (Ah) of the booster battery
should not be lower than that of the dis­
charged batte ry.
- Before you check anything in the engine
compartment, always read and heed a ll
W ARNI NGS
c::;,page 164, Working in the
engine compartment .
@ Note
-App lying a hig her voltage booster ba t­
tery will cause expens ive damage to se n­
sitive electronic components, such as
cont ro l units , relays, rad io, etc.
- There must be no electrical contact be­
twee n the vehicles as otherwise current
cou ld already start to flow as soo n as th e
posi tive (+) term inals are connect ed. ""

A
A/C operation . . . . . . . . . . . . . . . . . . . . . . . 70
Accessories .. ... .. .. ... ... .. .. .. .. . 227
Acoustic park assist . . . . . . . . . . . . . . . . . . 79
Adapt ive light . . . . . . . . . . . . . . . . . . . 20, 49
Adding Eng ine coolant .................. .. 172
Eng ine oi l ...................... .. 169
W indshield washer flu id . . . . . . . . . . . . 179
Addit ional accessories ............... 227
Additives Engine oil . ... .... .... ... .. .. .. .. .
Ad justab le steer ing column ........... .
Ad justing front seats ................ . 169
72
59
Ad justing s teering co lumn ... .. .. .. .. .. 72
Adjust ing the seats ................... 60
Advanced Airbag System Ch ildren
130
Components ............. .... .. ... 114
Front airbags . . . . . . . . . . . . . . . . . . . . . 112
H ow the components work together .. 116
Mon itoring . . . . . . . . . . . . . . . . . . . . . . . 118
Weight -sens ing mat ............... 130
Airbag system . . . . . . . . . . . . . . . . . 108, 126
Care ... .. .. ................. .. ... 121
Ch ild restra ints .................. .. 131
Components (front airbags) . . . . . . . . . 114
Danger of fitting a child safety seat on
the front passenger seat . .. .. .. .. .. . 109
Di sposal . .. ............. .... .. .. .
Fr ont airbags .. .. ..... ... .. .. .. .. .
How do the front airbags work? ... .. .
How many airbags does my vehicle
have? . ... . .... ............. .. .. .
Important safety instructions on the
knee airbag system ........ ... .. .. .
Important th ings to know .......... .
Indicator light ... .. ... ... .. .. .. .. . 12
1
112
1 17
114
124
108
118
Knee ai rbags ............. .... .. .. . 123
M oni tor ing . ............. .. .. .. .. . 118
P ASSENG ER AIR BAG O FF ligh t .. .. .. . 119
Repai rs .. .. ... .. ..... ... .. .. .. .. . 121
Side airbags . . . . . . . . . . . . . . . . . . . . . . 125
Warning/ indicato r lights ... .. ...... .. 15
When must the system be inspected? . 118
A lcantara
C leaning ... .. ... ..... ... .. .. .. .. . 157
Inde x 229
All-wheel drive . ..... . .. .. ..... ... .. 146
Winter tires ... .... . ... ...... ... .. 195
Alternato r .. .. .. .. ................. . 16
Anti-free ze
refer to Engine cool ing system ....... 171
Anti -lock brake system . .. ..... ... .. .. 141
Warning/indicator lights ..... ... .. .. . 18
Anti-s lip reg ulation ............. .... 141
Anti-theft systems
Anti -theft alarm system ............. 38
E lectronic immob il izer .. .. ..... ... .. . 33
Ashtray . ... .. .. .. .. .. ... ..... ... .. . 63
Aste ris k
Wha t does i t mean when something is
marked w ith an aster isk? . . . . . . . . . . . . . . 6
Audi magnet ic r ide . . . . . . . . . . . . . . . 21, 79
Desc ription .. .. .. .... ........... .. . 79
Ind icator light . .. .. .. ........... .. . 21
Audi Service Repair Manuals a nd Litera-
ture .......... ... .. .............. . 225
Automatic be lt retractor .. .... ... .. .. 103
Automat ic convert ible top
cl osing
... .. .. .. .... ........... .. . 43
opening . ... .. .. .. . .. ... .... ... .. . 43
Automat ic transm iss ion ......... .... .. 81
Driving Notes . . . . . . . . . . . . . . . . . . . . . . 83
E mergency p rog ram ........... .. .. . 86
E mergency re le a se .................. 86
Ign it ion key safety loc k ......... .... . 73
K ick -down ... .... .. . .. .. ..... ... .. . 85
La unc h Control Program
..... ... .. .. . 85
Se lector lever lock
82
Se lector lever positions ......... .. .. . 81
Tiptronic .. .. .. .. ................. . 84
Tiptronic controls on the steering wheel 85
Auto Safety Hot line . .. .. ..... ... .. .. . 98
Ave rage fuel mileage . . . . . . . . . . . . . . . . . 23
Average speed . . . . . . . . . . . . . . . . . . . . . . . 23
Avoid damaging the vehicle .... ... .. .. 150
B
Bat tery . . . . . . . . . . . . . . . . . . . . . . 175, 17 7
Charg ing .. .. .. .. ................. 178
Checking ba ttery acid level ... ... .. .. 177
Connect ing . ... .... . ... ...... ... .. 175
Disconnecting 175
•
•

230 Index .:..:..:..::....::.....:..._ ___________________________ _
Important warn ings 176
Location . . . . . . . . . . . . . . . . . . . . . . . . . 176
Low ... .. .. ................ ..... . 146
Replacing the battery . . . . . . . . . . . . . . 17 5
State of charge . . . . . . . . . . . . . . . . . . . . 146
Winter operation ............. .. ... 175
Working on the battery .... .. .. .. .. . 176
Before driving . . . . . . . . . . . . . . . . . . . . . . . 91
Blended gasoline .......... .. .. .... . 160
Boost ... .. .. .. . .......... .. .. .... .. 26
Booster seats .............. ... .... . 136
Boost pressure indicator ........ .. .. .. 26
Brake fluid Changing the brake fluid ... .. .. .. .. . 174
Checking the brake fluid level . .. .. .. . 17 4
What is the correct brake fluid level? .. 174
What should I do if the brake fluid warn-
ing light comes on? ....... .. .. .... . 174
Brake system ................ .. .... . 174
Anti-lock brake system . . . . . . . . . . . . . . 18
Brake assist system ........ ..... .. . 141
Brake fluid . .............. ... .. ... 174
Brake fluid spec ificat ions for refill and re-
p lacement . ... .......... .. .. .. .. . 17 4
Brake light defective ........ .. .. .. .. 20
Brake pads ............... ... .... . 149
General information ....... ..... .. . 144
How does the moisture or road salt affect
the brakes? .............. .. .. .. .. . 144
Malfunction . . . . . . . . . . . . . . . . . . . . . . . 14
Warning/indicator lights .... ..... .. .. 14
Worn brake pads symbol . ........ .. .. 19
Break-in period ................ .. .. . 149
Brake pads .............. .... .... . 149
Tires .. .. .. ............. .. .. .. ... 149
Bulbs 215
C
California Proposition 6S Warning .... . 165
Battery specific .......... .. .. .. .. . 177
Capacities . .. ................ ... ... 223
Carbon parts Cleaning . . . . . . . . . . . . . . . . . . . . 156, 157
Care .. .. .. .. ... .......... .. .. .. .. . 154
Cargo area
refer to Luggage compartment . . . . . . . . 96
Catalytic converter ......... .. .. .... . 150 CD changer
..... .. ............. ..... 65
Certification ...... ................ . 228
Changing a flat tire . ... .......... .. .. 208
Changing engine oil ............. .... 170
Checking Battery acid level ...... ........... . 177
Engine coolant level .... ........... . 172
Checking tire pressure ........... .... 186
Child restraint Danger of using child restraints in the
front seat ..... .. ................ . 109
Child restraints
Where can I get additional informat ion
about child restraints and their use? .. 140
Child safety ..... .. .......... ...... . 129
Convertible locking retractor . .. ... ... 137
Impo rtant safety instructions for using
child safety seats ... ........... .. .. 132
Important things to know when driving
with children .... ................ . 129
Child safety seat ... ..... ........... . 134
Convertible locking retractor . .. .. .. .. 137
Installing . .... .. ............. .... 137
Child safety seats
Booster seats .. .. ................ . 136
Convertible child seats ... ...... .. .. 134
How do I properly install a child safety . h' l
? 132
seat in my ve 1c e . ............... . .
Infant seats . .. .. ... .......... .. .. 134
Safety instructions ................ . 132
Cigarette lighter . . . . . . . . . . . . . . . . . . . . . 64
Cleaning ... .... .. ............. .... 154
Climate controls ... ............. .. .. . 67
A/C operat ion . . . . . . . . . . . . . . . . . . . . . . 70
Air distribution ... ................ .. 69
Air recircu lation mode ............... 70
Automatic mode . . . . . . . . . . . . . . . . . . . 70
Controls . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Defrost . .. .. .. .. ............. .. .. . 70
Economical use .. ....... ...... .. .. . 71
Fan .. ..... ... .. .. .............. .. 68
Heated seats .. .. .......... ...... .. 71
Heating ... .. .. .. .. ... ........ .... . 67
Pollutant filter ... ............. .. .. . 67
Rear window defogger ............... 70
Switching on and off .............. .. 68

232 Index
E
Efficiency program ....... .. .. .. .... .. 27
F ue l economy messages ... .. .. .... .. 27
Memory levels . . . . . . . . . . . . . . . . . . . . . 23
Other equipment .. ......... .. .. .. .. 2 7
E lapsed time ... .... ....... .. .. .. .. .. 23
Electro -mechanical power assist . . . 17 , 145
Elect ronic differential lock (EDL) . . . . . . . 141
Warn ing/ indicato r lights ... .. .. .... .. 18
E lect roni c immobili ze r . . . . . . . . . . . . 12, 33
Electronic power co ntrol
EPC warning/ind icator light .. .. .. .... 19
Electronic speed limiter . . . . . . . . . . . . . . . 30
E lect ron ic S tabilization Control ( ESC) .. . 141
War ning/ indica tor l ights . .. .. .. .. .. .. 17
E mergency flasher . . . . . . . . . . . . . . . . . . . 51
War ning/ indicator lights . ...... .. .. .. 21
Emergency locking . . . . . . . . . . . . . . . . . . . 3 7
E mergency opera tion
Conve rtible top .......... .. .. .. .. .. 44
Rear lid . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
E mergency sta rting .. ... ... .. .. .. .. . 216
Emergency towing ......... .. .. .. .. . 218
Ene rgy management ....... .. .. .. .. . 14 6
B att ery power . . . . . . . . . . . . . . . . . . . . 148
D river notification . . . . . . . . . . . . . . . . . 148
Eng ine
C he ckin g and fill ing locations . .. .. .. . 166
Coolan t .. .. ............. .... .. .. . 17 1
D ata .... .. ... ... .... ... .. .. .... . 224
Hood . ..... ... . ...... ... .. .. .... . 164
Starting . . . . . . . . . . . . . . . . . . . . . . 72, 73
Starting with jumper cab les .. .. .... . 216
Stopping . ................. ...... .. 74
E ng ine compartmen t ....... .. .. .. .. . 166
Safety instructions ... ... .. .. .. .... . 164
Working in the engine compa rtment .. 164
E ng ine cooling system ...... .. .. .. .. . 17 1
A dding coolant ........... .. ...... . 17 2
Chec king the eng ine coolan t leve l .. .. . 172
M alfunc tion . . . . . . . . . . . . . . . . . . . . . . . 17
Radiato r fan . .. .. ..... ... .. .. .... . 173
Temperature ga uge .. ... .. .. .. .... .. 11
E ng ine hood
C losing .. ............... .... .... . 164
H ow to release the hood ... .. .. .... . 164 E
ngine oi l .. .... .. ... .. ..... .... . .. 166
Adding ... .... .. .. ... ..... ... .. .. 169
Additives . ... .. .. ... .. ..... ... .. .. 169
Changi ng ..... .. ............. .... 170
Checking the engine oil level ..... .... 169
Indications and conditions requir ing ex -
tra checking ... .. ... .. .. ... ..... .. 169
Oil consumpt io n .. .......... ...... . 168
Oil g rades . .. .... ............. .. .. 166
Recommende d oi l c he ck interv als . .. .. 169
Spec ifi cat ion an d viscosity .. ... .. .. .. 166
T emperature display . .. ..... .... . .. . 26
En gine o il level .. .. ................ .. 19
Engine oi l pressure (ma lfunction) .. .. .. . 16
En gine oi l sensor defective . . . . . . . . . . . . 20
Engine oil temperature indicator ........ 26
Engine speed limitation .. ..... ... .. .. . 19
En vironment
Br eak-in per io d ... ............. .. .. 149
Catalytic converter . .. .. ..... ... .. .. 150
Disposing of your veh icle ba ttery ... .. 175
Driving at high speeds . . . . . . . . . . . . . . 152
Driving to minimi ze po llution and noise 151
Fuel ...... .... .. .. ............... 162
Fuel economy .... ................. 151
Leakage from your vehicle ..... ... ... 164
L etting the vehicle stand a nd warm up . 152
Proper disposal of d rained brak e flu id . 174
P roper d isposal of d rained eng ine cool-
an t ...... .... .. ................. 172
Proper disposal of d rained eng ine
oi l . . . . . . . . . . . . . . . . . . . . . . . . . 169, 170
Recycling used engine oil ..... ... .. .. 169
Un leaded fuel .. .. ............. .. .. 160
What shou ld I do with an o ld battery? . 175
EP C
refer to Elect ronic power co ntrol ... .. . 19
E SC (Electronic Stab ilizat io n Control)
Warning/ind icator lights ........ .. .. . 17
Event Data Recorder (EDR) ........ .... 141
E xhaust tail pipes
Cleaning . ..... .. ... .. ..... .... . .. 156
E xpansion tank . . . . . . . . . . . . . . . . . . . . . 172
Exterior m irrors
Adjust ing . .... .. ............. .... . 52
Dimming ...... .. ..... ....... ... .. . 53
Heating ....... .. ..... ....... ... .. . 52