engine AUDI A3 2015 User Guide

Drive to yo ur authorized Aud i dea ler or quali ­
fied repair facility immediately. Because the
ve hicle battery is dra ining, turn off all unnec ­
essary electrical eq uipment such as the MMI.
See your authorized Audi dealer or a qualified
repair facility if the battery charge level is too
low.
(•) Low battery charge : Battery will be
charged while dri ving
There may be limited starting ab ility.
If th is message tu rns off after a litt le w hile,
the battery has charged eno ugh whi le dr iving .
I f the message does not turn off, have your
author ized Audi dealer or qua lified workshop
cor rect the malfunc tion.
ii!.(' Safety systems
The fl (USA models)/ EI (Canada mode ls) in ­
dicator light monitors the safety systems .
Safety system
If the fl ( U SA mode ls)/ E,I (Canada models)
i ndicator light t urns on or b links, the re is a
mal func tion in the sa fety system.
D rive to you r autho rized Aud i deale r o r quali­
fied repair fac ility immediately to have t he
mal funct ion cor rected.
_& WARNING
Have the safe ty system checked, othe rwise
there is a risk that the system may act ivate
during an acci dent, which puts lives at r is k!
,{f. Front safety belt
The . indicator light turns on until the safe­
ty belts on the driver's and passenger's side
are buckled. There is a lso a warn ing tone
above a certai n speed.
For addit iona l information on safety be lts,
refer to
<=:> page 131.
Instrument s and indicator ligh ts 21
~ - Electronic steering column lock
• Do not drive vehicle: steering defe ctive
There is an electron ic steering column lock
malfu nction. You cannot turn the ignition on.
Do
not tow yo ur vehicle because it cannot be
steered. See your authorized Audi dealer or
qualified repair facility .
Im Steering lock: system fault! Please con ·
tact Service
T here is an electronic steering column lock
malfunction.
Drive to an au thor ized A udi dealer or qu alifie d
repair fac ility immedia tely to have t he mal­
f unction corrected .
A WARNING
Your vehicle must not be towed in the
event of a malfunction in the electronic
steering column lock. There is a risk of an
accident.
© -I =e Engine start system
-
• Engine start system malfunction! P lease
contact S erv ice
Do not sw itch the ignition off because yo u
may not be able to switch it on again.
Drive to your authorized A udi dealer or quali ­
fied repai r facility immediate ly to have the
malfunction corrected.
Ill/ l3 Engine start system malfunction!
Plea se contact Service
T he re is a malfunction in the eng ine start sys ­
tem .
- Ve hicles w ith an ignition
<=:> page 71, Auto­
matic start malfunction
- Ve hicles a with co nvenience key
<=:> page 73, Automatic start malfunction
Drive to an authorized A udi dealer or qualified
repair fac ility immediately to have the mal ·
funct io n corrected . •

22 Instruments and indicator lights ~Engine
• Engin e stopped: brake servo and power
steering not possible
There is a malfunct io n in the eng ine or in the
f u e l supp ly system .
A large amou nt of steering and braking force
i s required when driving a ro lli ng vehicle w it h
the eng ine stopped. Try to stop a ro lling veh i­
cle ca refully on the s ide of th e road . See your
author ized Audi dealer or qua lified repai r fa­
cili ty.
_&. WARNING
If the eng ine stops whi le driving, a la rge
amount of braking force is required . This
increases the risk of an accident. As long
as the ve hicle rolls wit h the ignition
sw itched on and there is e nough battery
charge, the power steering wi ll still work.
If not, a large amoun t of steeri ng force is
re quir ed.
-
;;IC, Electronic stabilization control
(ESC) and
(8) anti-lock braking system
(ABS)
If t h e J;,J indicator light b links w hile d riving,
the ESP or ASR (anti-s lip regulat ion) is actively
regulat ing.
I f th e
J;,J indicator light turns on, t he system
h as sw itche d the ESC
off . In th is case, you can
switch the ignition
off and then on to switch
the ESC on again. The indicator light turns
off
when th e system is functioning fully .
Stabilization control (ESC ): sport. Warning!
Rest ricted stability
When the II indica to r li gh t turns on, the ES C
sport mo de was switc hed on w it h the
!1' O FF I
button ¢ page 187. You can turn the ESC
bac k on by press ing the
!1' O FF i button again.
Stabilization control (ESC ): off. Warning!
Restricted stability
Wh en the II indicato r ligh t tur ns on, ESC i s
restri cte d or was sw itche d
off wi th the I~ O FF I
but ton ¢ page 187 . The mess age ESC OFF al- so appears
. You can t urn the ESC bac k on by
pressing the
1 -P. O FF I butto n again .
When the igni tion is sw itche d on t he sys tem
is tur ned o n. The
fl indica tor ligh t turns off
when the system is functioning f ully.
Stabilization control (ESC) malfunction! See
owner's manual
Stabilization control (ESC/ABS) malfunc­
tion! See owner's manual
ABS malfunct ion! See owner's manual
If the DJ in di cator light and the ABS indicator
li ght
i;l (U SA mode ls) ;tiJ (Canada mode ls)
turn on and this message appears, there is a
malfuncti on in the ABS system or electronic
differentia l lock . T hi s also causes the ESC to
malfu nction . The brakes st il l function wi th
t h eir normal power, but A BS is not
active.
Drive to y our auth orized A udi dealer or quali­
fied repa ir facility immed iate ly to have the
malfu nction corrected .
_&. WARNING
-If the. (U SA mode ls) • (Cana da mod-
e ls) brake sys tem indi ca tor ligh t turns on
to ge ther wi th the A BS an d ESC ind icat or
li g hts, the A BS/ ES C r egu la t ing func tion
may have fa iled . Fu nctions that s tabili ze
the veh icle are no longe r available . This
could ca use the vehicle to
swerve, wh ich
in creases the r is k th at the vehicle will
slide . Dr ive carefully to the nearest aut hor­
i z e d A udi dealer or ot her qualified repair
fac ility an d have t he malfu nction cor rect­
e d .
@ Tips
Fo r additional informat io n o n ESC an d
A BS, refer to
Q pag e 185.
(0} Worn brake pads
£t3 Brake pads!
If the warning light illuminates, immed iate ly
co ntact your author ized Audi dea ler or qua li-
fi ed wor kshop to have all b rake pads ..,_

inspected. On USA models the warning light
[IJ comes on together with the warning light
• . Both sets of brake pads on an axle must
always be rep laced at the same time.
_& WARNING
Dr iv ing with bad brakes can cause a coll i­
sion and serious personal injury.
- If the warning light
[IJ and the warning
light
. l) with the message Brake pads!
comes o n in the instrument cluste r dis­
play, immed iately contact your au thor­
i z ed Audi dea le r or q ualified wor kshop to
have all bra ke p ad s ch ecked or rep laced if
necessary.
· ~ Hill hold
Hill hold a ssis t: un available
If th e> #j •ndicato r light turns on and this
message appea rs, hill ho ld is not available.
II Manual control!
If this message appears, press the b rake ped·
al.
Continue driving w ith the help of the parking
brake ¢
page 76.
EPC Engine control (gasoline engine)
Applies to vehicles: with gasoline engine
If the ~ indicator light turns on there is a
malfunct ion in the engine control.
D rive s low ly to your authorized Audi dealer or
q ua lified repair faci lity to have the engine
checked .
I f the ~ indica to r li ght turns on when you
start the engine, there is a malfunction in the
l aunch contro l. To start the engine, follow
these steps:
- Vehicles wi th a mechanical ignition
¢ page 71 ,
-vehicles wi th a compor t igni tion
c:> page 73.
1) . : USA mode ls onl y
Instrument s and indicator ligh ts 23
o Malfunction Indicator Lamp (MIL)
The Ma lfun ction Indi cato r Lamp ( MIL) is pa rt
of the On-Board Diagnos tic (OBD II) sys tem.
T he sym bo l
('4 lights up when the ignition is
switched on and will tur n off after the engine
has started and has settled at a constant idle
speed . This indicates that the MIL is work ing
properly.
T he wa rning lig ht ill uminates when the re is a
malfunction in the engine electronic system .
Contact your a uthorized Aud i dea ler and have
the malfunction corrected.
If the fuel fille r cap is closed incor rect ly, this
may also cause the MIL to turn on
c:> poge 208.
For more information ¢ page 29 .
!7, Engine speed limitation
Applies to vehicles: wi th engine speed lim itatio n
(m Max. engine speed: XXXX rpm
T he eng ine speed is automatically limi ted to
the speed displayed in the driver info rm ation
system . This pro te cts the engine from over ­
heating.
T he eng ine speed l imi ta tion dea ctivates on ce
the engine is no longer in the cri tical tempera ­
tu re range and yo u have re lease d the acce lera ­
tor pedal.
If t he engine speed limi tat ion was act iva ted
b y an engine cont rol m alfunc tio n, the ~ indi­
cator light also turns on. Make sure the en ­
gine speed does not go above the speed dis­
played, fo r example when downshifting . Drive
to yo ur authorized Aud i dea le r or qualified re ­
pair facility immediately to have the malfunc­
tion corrected .
~. Engine oil level (min.)
El Check oil level
•

24 Instruments and indicator lights
You may continue driving for the time being .
Check the oil level as soon as possible
¢ page 212.
-If the engine oil level is too low, add engine
oi l
¢ page 215.
-If the engine oil level is correct and the indi­
cator light still turns on, drive at low engine
speed to the nearest authorized Audi dea ler
or qualified repair facility.
_..,. Engine oil sensor
II Oil level sensor: system fault!
The sensor to check the engine oil level has
failed. Drive to an authorized Audi dealer or
qua lified repair faci lity immediately to have
the malfunction corrected.
Q;) Note
Pay attention to the description in the
Owner 's Manual
¢ page 215 and
¢ page 215, Adding engine oil "l::;1:.
Bil Tank system
RD Please refuel
When the indicator light turns first turns on
and this message appears, the tank contains
the following amount of fuel:
- Front wheel drive : approximately 1.8 gal­
lons (7 liters)
- All wheel drive: approximately 2.2 gallons
(8 .5 liters)
RD Fuel tank malfunction! Please contact
Service
If the indicator light turns on and this mes­
sage appears, there is a ma lfunction in the
tank system.
Drive to your authorized Aud i dealer or quali­
fied repair facility immediately to have the
malfunction corrected.
@) For the sake of the environment
Fuel should never enter the sewer system
or come into contact w ith the ground.
(D Tips
More information on refueling is available
on page ¢
page 207.
~ Washer fluid level
m Please add washer fluid
Fill the washer fluid with the ignition switched
off ¢
page 224.
• Windshield wipers
m Windshield wiper: system fault!
There is a malfunction with the windshie ld
wipers .
Drive to your authorized Audi dealer or quali­
fied repair facility immediate ly to have the
malfunction corrected.
~ Defective light bulb warning
Applies to vehicles: wit h drive r info rmatio n system
If the S:i indicator light turns on, a bulb has
failed. The message ind icates the location of
the bulb .
Replace the bulb immediately.
Vehicle lights: system fault!
There is a malfunction in the headlights or
light switch. Drive to an author ized Audi deal­
er or qualified repair facility immediately to
have the malfunction corrected.
_&. WARNING
- Light bulbs are under pressure and can
explode when bu lbs are replaced -risk of
inj ury.
- With gas-discharge lamps* (xenon head­
lights), the high -voltage component
must be hand led appropriate ly. Other­
wise, there is a risk of fatal injury.
-

Other equipment
Applies to vehicles: with driver information system
Fig. 1 4 Instrument cluste r: other e quipmen t (e xam­
p le)
~ Turn the menu thumbwheel@¢page 27,
fig. 11 while in the efficiency program until
t h e other eq uipme nt affect ing consump tion
appears .
Other equipmen t that is curren tly affecting
fuel cons umption is listed in t he eff iciency
p rog ram. The display shows up to three other
items of equipment @. The equipment using
the most f uel is listed first . If more than thr ee
items us ing fue l are switched on, the equip­
ment that is cu rrently using the most fuel is
d isplayed .
A scale @ also shows the current total con ­
sumpt ion of all other equipment .
Fuel economy messages
Applies to vehicles: with driver information system
Fi g. 15 Instrum ent clus ter: e conomy m essa ge (e xam­
p le)
Fue l economy messages are displayed when
fuel consumption is increased by certain con ­
d itions .
If you follow these fuel economy mes­
sages, you can reduce your vehicle's cons ump­
tion of fuel. The messages appear automati-
Dr iver in formation system 29
ca lly and are only displayed in the efficiency
program . The fue l economy messages t urn off
automat ica lly after a certain per iod of t ime .
~ To turn an economy message off immed iate­
ly a fter it appears, press any button on the
mu ltifunction steer ing wheel.
(D Tips
- Once yo u have tur ned a fuel economy
message off, it will o nly appea r again af­
ter you turn the ignition on again.
- T he f ue l economy messages are not dis ­
played in every instance, but rather in in ­
tervals over a period of t ime.
On-Board Diagnostic
system (OBD)
Malfunction Indicator Lamp (MIL )
The Ma lfunction Indicator Lamp (MIL) ¢• in
the instr ument cluste r is part of the On-Board
Diagnost ic (O8D
II) system .
T he warning/i ndicator light ill uminates when
the ignit ion is switched on and goes out after
the engine starts and the id le has stabilized .
This indicates that the MIL i s working proper­
ly.
If the light does not go out after the engine
is started, or illuminates while you are driv­
ing, a malfunction may exist in the engi ne sys­
tem.
If t he light illuminates, the ca talytic con­
verter could be damaged .
Continue driving
with reduced power (avo id­
ing sustained high speeds and/or rapid accel­
erations) and have the cond ition corrected .
Contact your authorized Audi dea ler .
I f the light illuminates, the electronic speed
limiter may also be malfunct io ning . For more
informa tion
c> page 30 , Electronic speed
limiter* .
If the fuel filler cap is closed incorrectly, this
may also cause the MIL to turn on
c> page208.

30 Driver in formation system
Electronic speed limiter*
Applies to vehicles: electro nic speed li miter
Your veh icle may be facto ry equipped with
tires that a re rated for a maxim um speed of
130 mph (210 km/h). This is less than the
maximum speed of your vehicle. To reduce the
risk of s udden tire failure and loss of control if
the vehicle is operated at excessive speeds,
your ve hicle also has an electronic speed limit­
er. The electronic speed limiter prevents your
vehicle from go ing faster than the tire speed
rating . For mo re informat io n ~
page 236 .
If the engine control unit rece ives fa ulty vehi­
cle road speed s ignals, the Malfunction Ind i­
cator Lamp (MIU
¢'4 will illuminate . If th is
occurs, con tact the nearest aut horized Aud i
dea ler for assistance.
S model s
Your vehicle's top speed is e lectronically limit­
ed to 155 mph (250 km/h) .
If t he engine control unit receives fa ulty vehi­
cle roadspeed signa ls, the Ma lf u nction Indica­
tor Lamp (MIU
¢4 will illum inate. If th is oc­
curs, contact the nearest authorized A udi
dealer for assistance .
A WARNING
-
Always observe the posted speed limits
an d ad just yo ur speed to suit p revailing
road, t raffi c and wea ther conditions. Never
drive you r vehicle faster tha n the maxi­
m um speed rating of the tires insta lled .

Opening and closing
Central locking
Key set
Fig . 16 Your vehicle key set
The key set contains two remote contro l keys
or convenience keys*. To fold the key out or in,
press the release button
q fig. 16 -arrow-.
Remote control key or convenience key
The convenience key is a vehicle remote con ­
trol key with special functions ¢ page 34,
Locking and unlocking with convenience key
and
q page 73 , Starting and stopping the
engine (vehicles with a convenience key).
With the remote control key, you can lock and
un lock the vehicle centrally and start the en­
gine.
Number of keys
You can check the number of keys assigned to
your vehicle in the MMI. This allows you to
make sure you have received a ll of the keys
when you purchase a used vehicle. Select: Sys­
tems control button or Car Systems
> Service
& control> Programmed keys .
Replacing a key
If a key is lost, see an authorized Audi dea ler
or qualified repair facility. Have this key deac­
tivated. It is important to br ing all keys with
you.
If a key is lost, you should report it to
your insurance company .
Immobilizer
The immobilizer prevents unauthorized use of
the vehicle . The vehicle may not start if anoth -
Opening and closing 31
er radio device such as a key for another veh i­
cle or a transponder is located on the key ring.
Data in the remote control key or
convenience key
While driving , service and maintenance -rele ­
vant data is continuously stored on your re­
mote control key or convenience key*. Your
Audi serv ice advisor can read out this data and
tell you about the work your vehicle needs.
_& WARNING
- Always take the vehicle key with you
when leaving the vehicle, even for a
short period of time. This applies partic­
ularly when children remain in the vehi­
cle. Otherwise the children could start
the engine or operate electrical equip­
ment such as power windows.
- Do not remove the key from the ignition
lock until the vehicle has come to a com­
plete stop. Otherwise, the steering col­
umn lock could engage suddenly and in­
crease the risk of an accident.
{i) Tips
The operation of the remote control key
can be temporarily disrupted by interfer­
ence from transmitters in the vicinity of
the veh icle working in the same frequency
range (for example, a cell phone or radio
equipment).
Central locking system description
You can lock and unlock the vehicle centrally .
There are different ways, depending on vehicle
equipment:
- Remote control key¢ page 33
- Lock cylinder on the driver's door
q page 35, or
- Sensors in the front door handle on vehicles
with convenience key* q page 34,
- Power locking switch inside¢ page 35.
•

Opening th e windows
"' Press the sw itch to the fir st sto p and hold i t
until the window reaches the desi red posi ­
tion .
"' Press the switch briefly to the
se cond stop
to automatic ally open the window .
Clos ing th e windows
"' Pull the swi tch to t he fir st sto p and hold it
until the window reaches the desi red posi ­
tion .
"' Pull the switch briefly to the
sec on d s top to
automatica lly close the window .
Pow er wi nd ow switch es
@ Sw itch c::> fig. 2 7 f or the window in the
driver's door.
@ Sw itch for the window in the fron t pas­
senger 's door .
© Switch for the window in the left rear
door.
@ Sw itch for the window in the r ight re ar
door.
® Safety bu tton* .
Child safe ty lock
When the safety button® c::> fig. 2 7 is press­
ed, the~ symbol in the button lights up . The
power w indow switches in the rear doors are
switched off.
A WARNING
- Always remove the ignition key when you
leave your vehicle, even for a short peri­
od of time . This applies particularly when
children remain in the vehicle . Otherwise
the chi ldren could start the engine or op­
erate electrical equ ipment such as power
windows. The power windows continue
to function unt il the driver 's door or
front passenger's door has been opened .
- Pay carefu l attent ion when closing the
window . It could cause injury by pinch­
ing.
- When locking the veh icle from outs ide,
the vehicle must be unoccupied s ince the
Opening and clo sin g 39
windows can no longer be opened in an
emergency.
(D Tips
After turning the ignition off you can s till
open and close the windows for approxi­ mately 10 seconds. The power windows
are not switched off until the driver's door
or front passenger's door has been
opened .
Convenience opening/closing
With the convenience open ing/closing func­
tion, you can centrally and eas ily ope n the
windows and the pano rama sunroof* from the
o utside.
Convenienc e opening
"' Press the open button~ on the remote con ­
trol key u ntil all w indows and the panorama
sunroof* have reached the desired position,
or
"' First unlock the vehicle using the open but­
ton
Im on the remote cont ro l key and then
keep the key in the lock on the driver's door
until a ll windows and the and the panorama
sunroof* have reached the desired position .
Conven ience closing
"' Hold the key in the lock on the drive r's door
i n the closed position unt il a ll windows and
the panorama sunroof * are closed.
Adjusting the convenience opening in the
MMI
"' Select: !MENU I > button System s contro l
button or
Car s ystems > Vehicle settings >
C entral locking > Open windows b y press­
ing long
or > F ront windo ws on /off or Roof
on /off *.
A WARNING
- Be careful when clos ing the windows and
panorama sunroof* - the re is a risk of in-
Jury.
li1'-
•

42 Lights an d Vi sion
Lights and Vision
Exterior lighting
Switching lights on and off
Fig . 29 Instrument pane l: l ig ht switc h
Light swit ch -'tj.-
The headlights only work when the ignition is
switched on. While start ing the engine or
when switching off the ignition, the head­
lights will go off and only the side marker
lights will be on .
If the system is not operating properly, a
warning symbol in the driver information dis ­
play is displayed
¢ page 25.
Turn the switch¢ fig. 29 to the corresponding
position . When the lights are switched on, the
respective symbol turns on.
0 -lights off. In some countries, the day time
running lights* are turned on and off together
with the ignition.
- USA model s: T he daytime running lights
wi ll come on automatically when the igni­
tion is on and the light switch¢
fig. 29 is in
the
O position or the AUTO position (only in
daylight conditions) . The
Daytime runn ing
li ghts function can be turned on and off in
the MM I ¢
page 44, ¢ .&. .
- Canad a models: The daytime running lights
will come on automa tically when the igni­
t ion is on and the light switch¢
fig. 29 is in
the
O posit ion , the :oo: pos ition or the AUTO
posit ion (only in daylight conditions) ¢,& .
AUTO* -Automatic headligh ts swi tch on and
off depend ing on brightness, for example in
tw il ight, during rain or in tunnels . In vehicles with integrated day time runn
ing lights *, ei­
t h er the daytime running lights or the head­
lights wi ll turn on automat ically, depending
on the amount of light (may vary depending
on the country).
: oo : -Parking lights
iD -Low beam head lights
T he following w ill happen in these light
switch pos itions when you lock the veh icle:
- iD -Low beam: the entire exterior lights
sw itch off
- AUTO*: the Coming home* function is
turned on ¢
page 44
Fog lights* / rear fog light (s)
Press the corresponding button¢ fig. 29:
}0 -Fog lights*. When the fog lights are
swi tched on, the
}0 symbol in the button illu­
minates.
0$ -Rear fog light(s) When the rear fog lights
are switched on, the
Ot symbo l in the b utton
illuminates.
All-weather lights*
apples to vehicles with LED headlights .
Press the
¢ fig. 29 button.
'i'!io -All-weather lights (this button rep laces
the fog light button
}0.)
In veh icles with all-wea ther lights , the front
l igh ts are adj usted automati cally so that yo u
are less like ly to see glare from your own
headlights, for example when driving on a wet
road.
Headlight range control system
T he headlight range adjus ts automatically
when there is a c hange in vehicle load and
during b raking and accelera ting so that the
headlig hts do not ca use g lare for oncom ing
traffic .
Audi adaptive light *
The ad aptive light only functions when the
li gh t switch is in the AU TO posit ion. You can
IJ,-

unattended in the vehicle with the vehicle
key.
(D Note
To avoid damaging the socket, only use
plugs that fit properly.
- Never connect equipment that generates
electrical current, such as a solar panel
or battery charger, to the 12-volt socket.
This could damage the vehicle's e lectri­
cal system .
- The 12-volt socket should only be used
for a short period of time as a power
source for electrical equipment . Please
use the electrical sockets in the vehicle
when connecting equipment for longer periods .
- To avoid damaging the socket, only use
plugs that fit properly .
{D) Tips
The vehicle battery drains when accesso­
ries are turned on but the engine is off .
Storage
Beverage holders
Fig. 50 Center console: front cupho lde rs
Fig. 51 Sect ion of the rear benc h seat: rea r cuphold ·
e rs *
Seats and storage 57
Front cupholders
.,. Place beverages in the holders ¢ fig . SO.
There is space for two beverages. A larger
plastic bottle can be placed in the door trim.
Rear* cupholders
.,. To open the cupholders, tap on the rim @
¢fig. 51.
.,. To place the beverage container in the cu­
pholder, push the arm @ outward.
.,. Then push the arm against the beverage
container so that the arm lies closely
against it.
.,. To close the cupholders, push them back in­
to the slot .
A WARNING
-
- Never carry any beverage conta iners with
hot liqu ids, such as hot coffee or hot tea,
in the vehicle while it is moving. In case
of an acc ident, sudden braking or other
vehicle movement, hot liquid could spill,
causing scalding burns. Spilled hot liquid
can also cause an accident and personal injury.
- Do not use breakable beverage contain­
ers (for example, ones made of glass or
porcelain). You could be injured by them
in case of an accident .
- Never use the cupholder or adapter as an
ashtray -risk of fire.
(D Note
Make sure your beverage container has a
lid. If not, your beverage could spill and
cause damage to vehicle equipment or
stain the seat covers.
(D Tips
There are additiona l cupholders in rear at
the left and right.