2011 AUDI TT ROADSTER ABS

Instrument s and warning /indicator lights 13
Warning/indicator lights
Overview
The warning/indicator lights indicate different functions or a possible malfunction .
Fig. 6 In str um ent cl uste r w ith warning/indicator lights
~
Audi magnetic r ide
c:!;>page 14
g
Tire pressure too low
c:!;>page14
rm
El ectronic power con trol
¢page 14
B
Convertible top
¢page 14
JjJ
Electronic Stab ilization Program
(ESP)
c:!;>page 15
•
USA models: Malfunction lndica-
tor Lamp (MIL)
c:!;> page 15
•
Canada models: Ma lfunction lndi-
cator Lamp (MIL)
¢ page 15
H igh beam
¢page 15
II
Rear spoiler
¢page 15
E
Left turn signa l
c:!;>page 15
ti
Right turn s ignal
c:!;>page 15
I
CRUISE
•
-
Electronic Stabilization Program
(ESP)
c:!;> page 15
USA models: Cr uise control acti ­
vated
¢ page 16
Canada models : Cruise control ac ­
tivated
c:!;> page 16
USA models : Airbag system
c:!;> page 16
Canada models : Airbag system
c:!;> page 16
Generator
c:!;> page 16
Sa fety belt
c:!;> page 16
USA models: B rake system, p ark­
ing b ra ke se t
c:!;> page 16
Canada models : Brake system,
parking brake set
c:!;>page 16
USA model s: anti-lo ck br ake sys­
tem (ABS) defe ct ive
c:!;> page 1 7

14 Instrument s and w arn ing /indic ato r light s
Canada models : anti-lock brake
system (ABS) defective
¢page 17
Electro-mechanical power assist
¢ page 18
A WARNING
-Failure to heed warning lights and other
important vehicle information may result
in serious personal injury or vehicle dam­
age.
- Whenever stalled or stopped for repa ir,
move the vehicle a safe distance off the
road, stop the engine, and turn on the
eme rgency flasher¢
page 56.
- The engine compartment of any motor
vehicle is a potentially hazardous a rea.
Before you check anything in the engine
compartment, stop the engine and let it
cool down. Always exercise extreme ca u­
t ion when working under the hood
¢ page 172, Engine compartment
(D Tips
- When a yellow warn ing symbol appears,
one warning tone sounds. Chec k the
function disp layed as soon as possible .
- When a red symbol appears,
three warn ­
ing tones so und in a row. The symbo l
continues to flash until the fau lt has
been corrected.
; Audi magnetic ride
App lies to vehicles: with Audi magnetic ride
The indicator light monitors vehicle damping .
The indicator ligh t E illumina tes when the ig­
n ition is switched on as a funct ion check.
(D Tips
I f the indi cator lamp illuminates while you
are driving, there is a malf unct ion in the
veh icle damping. The chass is should be in­
spected immediately by an authorized Au ­
di dea ler .
ill Tire pressure monitoring system ·
telltale indicator lamp
The warning/indicator light appears in the
event of a signifi cant loss of air pressure.
T he II] warn ing/ indicator light illumi nates for
a few seconds after the ignition is turned on
as function che ck a nd the n goes out.
If the
II] symbol appears, pressure is too low
i n at least one t ire .
When the system detects a malfunct ion, the
warning/indicator light will flas h for approxi­
mately one minute and then remain continu ­
ously ill uminated . This sequence will continue
upon subsequent vehicle starts up as long as
the malfunc tion exists . Contact you r a uth o r­
ized Audi de aler and have the ma lf u nction
corrected.
For more information
¢ page 212.
EPC Electronic power control
This warning/indicator light monitors the
electronic power control .
The~ warning/ind icator light (E lectronic
Power Control) illuminates when you sw itch
on the ign ition as a fu nction check .
(D Tips
If this warning/ indicator light illum inates
while you are d riving, then there is a mal­
funct ion in the engine electronics . Have
the malfunct ion corrected as soon as pos­
s ib le by your au thori zed A udi dealer or
q ualified works ho p.
c§:3 Convertible top
The warning/indicator light monitors the con­
vertible top function .
The l!!J!I warning/indicato r light illum inates
whe n you switch on th e ignition fo r about 2
seco nds as a c heck and then goes out. The
warning/ind ic a tor light has the following
f unct ions:

Instruments and warning/indicator lights 15
-The light illuminates when the folding top
opens or closes .
- It flashes if one of the conditions for auto­
matically lowering or raising the convertib le
top is not met and the switch to actuate the convertible top is pressed.
- The light i lluminates when the convertib le
top is opened or closed
incompletely.
nl /J Electronic stabilization program
(ESP)
If the G1 i ndicator lamp blinks while dr iv ing,
the ESP or ASR (Ant i-S lip Regulation) is active­
l y regulating.
If the G1 indicator lamp illuminates, the sys ­
tem has sw itched the ESP off. In this case, you
can switch the ignition off and then on to
switch the ESP on again. The system is func­
tioning completely whe n the indicator lamp
switches off .
I f the
I indicato r lamp illuminates, the ESP
was switched off with the
[ru bu tton.
ESP/ ABS fault! See owner's manual
If the G1 indicator lamp and the ll] ABS indi­
cator lamp illuminate and the dr iver message
appears, the ABS or e lectronic differential lock
is malfunctioning. This also interrupts the
E SP . The brakes st ill function with the ir nor­
mal power, but ABS is not active.
Drive to your authorized Aud i dea ler immedi­
ately to have the malfunction corrected .
For more information about the ESP
¢page 148.
~ Malfunction Indicator Lamp (MIL)
The Malfunction Ind icator Lamp (MIL) is part
of the On-Board Diagnostic (OBD II) system .
The symbol
rfl lights up when the ignition is
turned o n and will turn off after the engine
has started and ha s settled at constant idle
speed. This ind icates that the MIL is working
p roperly.
The warning light illuminates when there is a
malfunction in the engine e lectronic system. Contact
your authorized Audi dea ler and have
the malfunction corrected .
An improperly closed fuel filler cap may also
cause the MIL light to illuminate
¢page 176.
For more information ¢ page 28.
[D High beam
The . warn ing/ indicato r light illum inates
when the high beams are on or when you use
the headlight flasher. For more information
about using the high beams, see¢
page 55.
-::}. Rear spoiler
The warning/indicator light monitors the
electrically retractable rear spoiler .
The warning/indicator light I! has the follow­
ing functions:
- It comes on for about 3 seconds as a func­
tion check when the ignition is switched on.
- It comes on if there is a malfunction in the
electrically ret ra ctab le rea r spo ile r.
Additional informat ion about the e lectr ically
retractable rear spoiler ¢
page 150.
¢¢Turn signals
The indicator light blinks when you use either
turn signal.
Whenever you use the left II or the right II
turn s ignal, the indicator light blinks. When
you use the emergency flasher, both indicator
lights flash.
If one of the turn signa l light bulbs burn out,
the turn signal will blink twice as fast as nor­
mal.
Additional information on the turn signals
¢page 55.

16 Instruments and warning/indicator lights
CRUISE/ vJ' Cruise control
The iR;\l)~i~ (USA models)! II (Canada models)
warn ing/ indicator light illum inates when the
cruise control is act ivated .
~/ !.!r Safety systems
The I (USA models)/ . (Canada mode ls) in ­
dicator light monitors the safety systems e.g.
airbags, pretensioners and illuminates for a
few seconds each time you switch the ignition
on .
If the
I (USA models)/ . (Canada models)
indicator light does not go out, or if it illumi­
nates while 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 ma lfunction.
_& WARNING
If you have a malfunction in the safety sys­
tems, contact your authorized Audi dealer
immediately. Otherwise the safety sys­
tems may not work properly in an acci­
dent.
0 Generator
This warning/indicator light detects a mal ­
function in the generator or in the vehicle's
electrical system.
The . warning/indicator light illuminates
when you switch on the ignition and must go
out after the engine has started .
If the . warning/ind icator light illuminates
while you are driving, you should contact your
authorized Audi dealer . Since the vehicle bat ­
tery is discharging, yo u should switch
off any
unnecessary electrical consumers (for exam­
p le, the air conditioner).
0 Note
If the . warn ing/indicator light (mal­
function in the engine cooling system) in
the instrument cluster should illum inate
¢ page 31, stop the veh icle and turn off
the engine. The coolant pump is not work­
in g -this can cause engine damage!
4 Safety belt warning light
Applies to vehicles: wit h safety belt wa rning lig ht
The warning light is a reminder to fasten
safety belts.
T he warn ing light . comes on for a few sec­
onds after the ignition is switched on as a re­
minder to fasten your safety belt.
Additional information on safety belts
¢page 107.
BRAKE/ ((D ) Brake system
This warning/indicator light illuminates when
the brake fluid level is too low or when there
is a malfunction in the ABS, or when the park­
ing broke is set.
T he light 1111 (USA)/ . (Canada) ill umi­
nates when the igni tion is turned on.
It goes
out after the engine has been started and the
parking brake is fully released. This indicates
that the brake warning light is functioning
proper ly.
If the brake warning light does not light up
when the engine is cranking or the parking
brake is applied, there may be a malfunction
in the electrical system. In this case , contact
your Audi dealer.
If the ABS fails, the ABS warning/indicator
li ght
r.t.m:il (USA models)/ l~» (Canada models)
flashes together with the brake system warn­
ing/indicator light¢&.
(USA mode ls) : If the warning light
1111 and
the warn ing light
El illuminate together, im ­
med iately contact your authorized Audi dea ler
or qualified workshop to have all brake pads
inspected
¢ page 32.
When the light comes on, an audible warning
s ignal is also g iven. ..,.

Instrument s and warnin g/indi cator ligh ts 17
Par king brak e set
The 1111 warning/indicator light ill uminates
when the parking brake is set¢
A.
,&. WARNING
,-
- USA models:: If both, the -warning
light and the
m warning light come
on at the same time, the rear whee ls
could lock up first under hard braking.
Lock-up of the rear wheel brakes can
cause loss of vehicle control and an acci­
dent . Have your vehicle repaired immed i­
ately by your authorized Audi dealer or a qualified wo rkshop. Dr ive slowly and
avo id sudden, hard brake applicat ion.
- Canada models: If both, the brake warn­
ing light . and the ABS warning light
Ii] come on at the same time, the rear
wheels co uld lock up first unde r hard
braking . Lock-up of the rear wheel brakes
can cause loss of vehicle control and an
acc ident. Have your vehicle repaired im­
med iately by your authorized Audi dealer
or a qualified workshop. Drive slowly and
avo id sudden, hard brake applicat ion
- If the brake warning/indicator light does
not go out after a few seconds and the
park ing brake re leased, or lights up while
you a re d riving, the fluid level in the
brake fl uid reservo ir is too low. If you be­
lieve that it is safe to do so, p roceed im­
mediately at low speed to the nearest
authorized Audi dealer or qualified wo rk­
shop and have the brake system inspect­
ed.
- Please be very carefu l and always keep in
mind that after several brake applica­
t ions, you will need greater pressure on
the brake pedal to stop your vehicle. Consequently, you must allow for in­
cr eased braking distances. Trying to
brake as quickly as usual could lead to an
acci den t.
ABS/ (8 ) Anti-lock brake system
This warning/indicator light m (USA)/
Ii] (Canada) monitors the ABS and the elec­
tronic differential lock (EDL).
The m light w ill come o n for a few seconds
when the ignition is switched on. The light
will go out after an automatic check sequence
is comp leted.
There is a malfunction in the ABS when:
-The warning/indicator light does not illumi­
nate when you switch o n the ignition.
- The warning/indicator light does not go out
after a few seconds.
- The warning/indicator light illuminates
while driving.
The brake system will still respond e ven
without the a ssistance of the ABS system.
See your author ized Audi de aler as soon as
possible to restore full braking performance.
For more information regard ing the ABS
¢ page 153.
The AB S warning light and the b rake w arn­
ing light come on togethe r. The ABS will not
work and you will no tice a ch ange in braking
r e sponse and perform ance .
Malfunction in the brake sy stem
USA models: If both, the 1111 warning light
and the
B warn ing light come on
¢ page 16when the parking brake is released,
the re may be a malfunct ion in the ABS, and
there may also be a malfunction in the brake
system itself¢
A.
Canada models: If both, the brake warning
li ght . and the ABS warning light
(I] come
o n ¢
page 16 when the parking brake is re­
l eased, there may be a ma lf u nction in the
ABS, a nd there may a lso be a malfun ct ion in
the b ra ke system itse lf¢
A .
Malfunction in th e electronic differential
lock (EDL)
T he two systems EDL and ABS work togethe r.
T he
&1!B w ar ning lig ht w ill come on if there is
a mal func tion in the EDL system¢
page 149. .,.

18 Instrument s and w arn ing /indic ato r light s
See your authorized Audi dealer as soon as
possible .
A WARNING
-If the B warning light does not go
out, or if it comes on while driv ing, the
ABS system is not working properly. The
vehicle can then be stopped only with
the brakes operating without ABS sup­ port . You will not have the protection
ABS provides. Contact you r A udi dealer
as soon as possible.
- USA models: If both, the~ warning
light and the Bwarning light come
on at the s ame t ime, the rear wheels
cou ld lock up first under hard braking.
Lock-up of the rear whee l brakes can
cause loss of vehicle control and an acci­
dent. Have yo ur vehicle repaired immed i­
ately by your authorized Audi dealer or a
qualified workshop. Dr ive slowly and
avo id sudden, hard brake applicat ion .
-Canada models: If both, the brake warn­
ing light . and the ABS warning light
II] come on at the same t ime, the rear
wheels co uld lock up first unde r hard
braking. Loc k-up of the rear wheel b rakes
can ca use loss of vehicle control and a n
acc iden t. Have you r vehicle repaired im­
me diately by your authorized Audi dealer
or a q ualified workshop. Drive slowly and
avo id sudden, hard brake applicat ion
~ Electro-mechanical power assist
If the indicator light illuminates w hile you are
driving, there is a malfunction i n the electro­
mechanical steering. If the ind icator light is
show ing
E'2:'~ . the re may be a red uction in pow­
e r stee ring assist. If the ind icator light is
show ing • • the re may be a tota l loss of pow­
e r steering assis t. T he steering must be in ­
spected immediate ly by a q uali fied wor ks hop
¢ .&, .With the engine not running (e.g . when
the car is being towed), there is a lso no powe r
assist ava ilable.
A WARNING
-
If there is a ma lfunction, the indicator
light for the electro-mechanical power as­
sist illuminates. Seek professional assis­
tance.

30 Driv e r in formation sy stem
Battery voltage too high or too low
¢page33
Defective light bu lb
Qpage 33
USA models: Defective brake light
Qpage33
Canada models: Defective brake
light
Q page 33
Light/rain sensor defective (automat­
ic headlights) * defective
Q page 3 4
Adaptive Light* defective
¢page34
Tire pressure monitoring system
¢page212
When a yellow symbol appears, a warning
tone will sound
once. Check the d isp layed
f u nction as soon as possib le. If
more than one
malfunction is detected, a ll symbols will ap­
pear one after the other for abou t two sec­
onds.
Driver information
In addition to th e warning/indicator lights
a nd the symbols in the inst rument cluster dis­
play, driver information is displayed.
F ig . 2 6 Section of instrument cluster: Set/Check b ut­
ton
Driver information appea rs in the disp lay
when a defec tive l ight bu lb is reported by the
defect ive light bulb warning¢
page 33,
when the brake p ads are wo rn and before you
engage a gear. In add
ition, driver information may appear
whe n a red symbo l flashes in the driver dis­
play .
To display Driver information
As an examp le, the . symbo l appears in the
display. If yo u now p ress the button¢
fig. 26,
the following driver message appears in the display:
Switch off engine and che ck oil level
The driver message in the display goes out af­
te r about 5 seconds. Yo u can display t he drive r
message aga in by briefly pres sing the button.
BRAKE /(©) Brake system
The indicator light flashes if the brake fluid
level is too low, if there is a malfunction in
t he ABS sys tem o r when the parking brake is
engaged.
If the - (USA models),1111 (Canada
model s) symbo l flashes in the d isplay w it h t he
par king brake rele ase d, there is a mal func tion
in the brake system. In ad dition to the sym­
bo l, one o f two messages appears in the dis ­
play :
STOP V ehicle and check brake fluid
ABS fault! See Owner's manual
.,. Pull off the road a nd stop the veh icle .
.,. Obtain profess iona l assistance.
USA models: if t here is a ma lf u nction in the
ABS system, the
mES warning/indicator light
illuminates along with the -system
malfu nction warning/ind icator light
Q .&. .
Canada models: if there is a mal function in
the ABS system, the
ti] warning/ indicator
light illum inates together with the . brake
system mal function warn ing/indicator light
Q .&_ .
Parking brake set
The parking brake war ning light -·
(Canada mode ls) illum inates when the park­
i ng brake is set. In addition, a warn ing tone
will sound after yo u have driven for longer

than 3 seconds and faster than 3 mph (5 km/
h).
A WARNING
-Always observe the warnings in
9 page 172, Engine compartment, be­
fore opening the engine hood and check­ ing the brake flu id .
- Driv ing with low brake fluid is a safety
hazard! Stop the car and get professional
assistance.
- If the brake system warn ing/ indicator
light illuminates together with the ABS
warning/ind icator light, t hen the ABS
system is malfunct ion ing . The rear
wheels co uld qu ickly lock up when yo u
apply the brakes. This could lead to loss
o f control and your vehi cle could slide!
Drive carefu lly to the nearest a uthorized
Audi dealer and have the ma lfunction
corrected.
_ L Engine cooling system
A malfunction in the engine cooling system
must be repaired as soon as possible .
When the . symbol in the d isp lay flashes,
then either the eng ine coolan t
temperature is
too high, or the coo lant
level is too low. In ad­
dition to the symbol, the fo llowing message
also appears in the display:
Swit ch off engine and check coolant level
"'Pull off the road and stop the vehicle.
"'T urn off t he engine.
"' Check coolant leve l
9page 185.
"'Add coolant if ne cessary¢ page 186.
"' Contin ue driving only after the eng ine cool -
ant warn ing/indicato r light goes o ut.
"' Contact your authorized Audi dea ler for as-
s istance if necessary.
If the engine coolant level is correct, then the radiator fan may be the cause of the malf unc­
tion .
If the generator wa rning/ind icator light
should also illuminate ¢
page 16, then the
fan belt may be damaged.
Dr iver in formati on sys tem 3 1
A WARNING
-If your vehicle should break down for
mechanical or other reasons, park at a
safe distance from moving traffic, tu rn
off the eng in e and tu rn on the haza rd
warn ing ligh ts ¢
page 56, Emergen cy
flasher ~-
-
-Never ope n the hood if you see o r hear
s team or coola nt es caping from the en ­
gi ne compartmen t -you ris k being sc ald ­
ed . Wait unt il yo u can no longer see o r
hea r steam o r coolant escap ing.
- T he engine compa rtment o f any vehicle
is a dangerous area. Be fore you perform
a ny work i n the engine compartment,
turn off the eng ine and allow it to cool.
Follow t he warn ing stickers
9 page 172,
Engine compartment .
(D Note
Do not continue driv ing if the . sym bol
ill uminates. There is a malfunction in the
engine cooling system -you could damage
your engine.
~ Engine oil pr essure
The red engine oil pressure warning symbol
requires immediate service or repair.
If the . symbo l appears in the disp lay and
flashes, the o il pressure is too low . In add ition
to the symbol, the following message a lso ap­
pears in the display:
Switch off engine and check oil le vel
"' Pull off the road an d stop the ve hicle.
"' Shu t the eng ine down.
"' Check the engine oil level¢
page 183 .
"'Contact your authorized Audi dealer for as-
sistance if necessary.
Engine oil level too low
I f the engine oil leve l is too low , top off oil to
the p roper level
¢ page 183. .,.