2018 AUDI A3 SEDAN engine

Cockpit overv ie w
22
Eng ine control*
¢ page 27
Engine control *
¢page28
Malfunction indicator lamp (MIL)
,I
¢page318
Eng ine speed limi tat io n*
¢page28
Eng ine oil level (MIN)*
¢page28
E ng ine oil sensor
¢ page28
Battery charge
¢page25
Tank system
¢page28
Was her fluid level
¢page28
Windshield wipers
¢page29
Remote con trol key*
¢ page 78
Dr iver's door*
¢ page29
Battery in remote cont rol key
¢ page32
Bulb failure ind icator*
¢ page29
Headlight range control system
¢page29
Adaptive lig ht*
¢page29
Light/rain sensor*
¢page29
Transmission
¢ page 89
Steer ing lock
¢ page26
Eng ine start system
¢ page26
Elec tromechanical steering
¢ page 151
Suspension control*
¢page 29
Power top *
¢page44
Active lane assist*
¢page 134
Side assis t*
¢ page 140
pre sense*
¢page 133
e-tron : system wa rning*
¢ page 96
e-tron : driving power*
¢ page 96, ¢ page 103
e-tron : ve hicle so und*
¢ page 96
e-tro n: cha rging sys tem*
¢ page 115
Other indicator lights
--------------Turn sig nals
¢ page 30
USA models:
Cruise control system*
¢page 120
Canada model s:
Cruise contro l system*
¢ page 120
Adaptive c ruise contro l*
¢ page 125
Adaptive cruise control *
<=>page 125
Adaptive cruise contro l*
<=> page 125
Adaptive cruise contro l*
<=> page 126

u. 00 .-< N l'­ N .-< 0 N > 00
Active lane assist*
c:> page 134
Start/Stop system*
c:>page 79
Start/Stop system*
c:> page 79
Convenience key*
c:> page 79
Engine start system
c:> page 26
Transmission
c:> page 89
USA m odels :
Electromechanica l parking brake
c:> page 24
Canada models :
Electromechanica l parking brake
c:> page 24
Elect romechan ical park ing brake
c:> page 24
Hill hold ass ist
c:> page 27
USA models :
Speed warning system*
c:> page 120
Canada models :
Speed warning system *
c:> page 120
USA models:
Cruise control system*
c:> page 120
Canada mod els :
Cruise control system*
c:> page 120
Adapt ive cruise control*
c:> page 126
Adaptive cr uise control*
c:> page 126
Ac tive lane ass ist*
c:> page 134
Side assist*
c:>page 140
~v
pre sense*
c:>page 133
Coc kpit o ver view
High beam ass istant*
c:> page 50
High beams
c:> page 50
e-tron: electric dr ive ready mode*
c:> page 98
e-tron: electric dr ive ready mode*
c:> page 96
e-tron: charging system*
c:> page 115
e -tron: charging system*
c:> page 115
e-tron: gasoline eng ine*
c:> page 98
e-tron: tank system*
c:> page 103
e-tron: charging system*
c:>page 115
BRAKE/((D) Brake system
If this indica tor light tur ns on, t here is a malf unc ­
tion in the brake system .
1111 (USA models) /. (Canada model s)
Brakes : stop vehicle and ch eck brake fluid level
Stop the veh icle a nd check t he brake fl uid level.
See a n author ized Audi dealer or author ized Audi
Se rvice Facility for assis tance if ne cessa ry.
1111 (USA model s) /. (Canada model s)
Warning! No brake booster
If the brake booste r is not working, you have to
use much more force w hen braking the vehicle.
See a n author ized Audi dealer or authorized Audi
Service Facility for assistance .
1111 (USA models ) /. (Canada models )
Brakes: malfunction! Please stop vehicle safel y
..,_
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If th e indicator light t urns on and th is message
appears, there is a malfunction in the brake booster.
I f t he ABS indica to r li ght
rlll) (USA mode ls) /
«~a (Canada mode ls), the ESC indicator light Bl
and the brake system indicator light 11111 (USA
models)
I . (Canada mode ls) turn on and this
message appears, then the ABS, ESC and braking
d istr ibut ion are
malfunctioning¢ &.
Do not continue driving . See an authorized Audi
dea ler or aut horized Aud i Serv ice Facility for as ­
sistance
¢ & .
11111 (USA models )/. (Canada model s) Park­
ing brake: malfunction! Safely stop vehicle. See
o w ner 's manual
- If the indica to r li ght a nd the message appear
when the vehicle is stationar y or after switch­
ing the ignition on ,
check if you can release the
parking brake . If you cannot re lease the park ­
ing brake, see an authori zed Aud i dea ler or au­
thorized Audi Serv ice Facility. If you can re lease
the parking brake and the message still ap ­
pears, see an authorized Aud i dealer or author­
ized Audi Service Facility immed iately to have
t h e malfunct ion corrected.
- If the indicato r light and message appea r while
drivin g,
the hill sta rt assist or emergency b rak­
i ng func tion may be malfunctioning. It may no t
be possib le to set t he pa rking bra ke or release
it once it has been set . Do not pa rk your ve hicle
on hi lls. See an authorized Audi dealer or au ­
thorized Audi Service Facility for assistance .
Brake b oost er: limited fun cti onality . You can
con tinue d riv ing. Ple ase contact Service
There is a malfunction in the brake booster. The
b rake booster is available, but its effec tiveness is
reduced . B raking be hav io r may be diffe rent from
how it norma lly functions and t he b rake pedal
may vibrate.
Dr ive to an a uth o rized Aud i dea le r or a uth orized
Aud i Serv ice Facil ity immediately to have t he
mal funct ion corrected .
Brake booster: deactivated . S ee own er's manual
24
The brake assist (brake booster) rema ins active
for a brief period of time after switc hing
off the
i gnition. To secure the vehicle from ro lling away,
select the "P" selector lever posit ion or set the
parking brake .
A WARNING
-Read and fo llow the warnings in
¢ page 318, Working in the engine com­
partment
befo re opening the hood and
checking the brake fluid level.
- If the brake system indicator light does not
turn
off or it turns on wh ile driving, the
brake flu id leve l in the reservo ir is too low,
an d this incre ases the risk of an accident.
Stop the vehicle and do not continue driv ­
ing . See an authorized Audi dea ler or a u­
thorized A udi Service Facility for assistance.
- I f the brake system indicator light t urns on
together with the ABS and ESC indicator lights, the ABS/ESC regu lating function may
be malfunct ion ing. Functions that stabilize
the vehicle are no longer available. This
could cause the rear of the vehicle to
swerve, wh ich increases the r is k that the ve­
hicle will slide. Do not cont inue driving. See
an authori zed A udi dealer or authori zed
Aud i Serv ice F acility fo r ass ist ance.
PARK/(®)/~ Electromechanical parking
brake
If the -(USA mode ls) I. (Canada models)
i ndicator light turns on, the parking brake was
set.
If the
-(USA mode ls)/ . (Canada models) in ­
dicator light blinks, the braking force is not build ­
i ng up eno ugh or not building up at a ll. Se lect the
P selector lever posit ion to help secure the vehi­
cle . Make sure the indicator light is
off before you
start driving.
riJ Parking brake: malfunction! Please contact
Ser vice
There is a ma lfunction in the parking brake. Drive
to an authorized Audi dea ler or authorized Audi
Service Facility immediate ly to have the malfunc-
tion corrected.
.,..

u. 00 .-< N l'­ N .-< 0 N > 00
~ (USA models) / 6] (Canada mod­
els ) Pa rking brake auto release una vailable
If t his message appea rs, press the brake pedal
fi rst and then release the pa rking bra ke.
~ll. PARK BRAKE (USA model s) / [<~) ( Can ada mod­
e ls) Parking brake : caution! V ehicle park ed too
s tee p
If the indicator light blinks and the message ap­
pea rs, the re is not enough brak ing power to se­
cure the veh icle . T he brakes have ove rheated. The
ve hicl e co uld ro ll away even on a small incli ne.
@ Tips
For addit iona l information on the park ing
b rake, see¢
page 81.
- L Cooling system
• Turn off engine and che ck coo lant le vel! See
o wner 's manual
• Stop v ehicl e and check coolant le ve l! S ee
owner 's manual
The coolant level is too low .
Do not cont inue driving and switch the engine
off. Check the coolant level ¢
page 324.
Plug-in hybrid drive *: refer to ¢page 102.
- If the coolant level is too low, add coolant
¢page 325. O nly cont inue dr iv ing o nce the in ­
dicato r light turns off .
• Coolant temp eratur e too high! Let engine
run with vehicle stationar y
Let the eng ine run at idle for a few minutes to
cool off, until the ind icator light turns off.
- If the indicator light does not turn off, do not
continue driving the vehicle. See an authorized
Audi dealer or authorized Audi Service Facility
for assistance .
A WARNING
-Never open the hood if you ca n see o r hear
steam o r coolant escap ing fro m the eng ine
compartment. This inc reases the risk of
Coc kpit o ver view
burns. Wait until yo u no longer see o r hear
steam or coo lant escaping.
- The engine compartment in any vehicle can
be a dangerous area. Stop the engine and
allow it to cool before working in the eng ine
compartment. Always follow the informa­
tion found in
¢ page 318, Working in the
engine comportment .
@ Note
Do not continue dr iv ing if the . indicator
light turns on as this increases the risk of en­
gine damage.
• S w itch off engine! Oil pressure too lo w
Stop the engine and do not continue driving.
Check the eng ine oi l level ¢
page 322 .
-If the engine oi l level is too low, add engine oil
¢
page 321 . Only continue driving once the in­
dicator light turns off.
- If the engine o il level is correct and the indica ­
tor light still turns on, turn the engine off and
do not cont inue driving. See an authorized Audi
dealer or authorized Audi Service Facility for as ­
sistance .
(D Tips
The oil pressure warni ng is not a n oil leve l in­
d icator. Always check the oil level regularly .
1:::1 Generator/Vehicle battery
• Electrical system: malfunction! Batt ery is
not charging
There is a malfunction in the alternator or the ve­
hicle electr ical system .
Drive to an authorized Audi dealer or authorized
Audi Service Facility immed iate ly. Turn off a ll un­
necessary electrical equipment because it will
dra in the battery . See an author ized Audi dealer
o r authorized Aud i Serv ice Facility if the battery
c h arge leve l is too low.
(•] F.lectrical sy stem: malfunction! Re start not
po ssible . Plea se cont act Ser vice
.,.
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The vehicle battery was disconnected from the
ve hicle electrical system and will no longer
charge . Drive to an authorized A udi dealer or au­
thor iz ed Audi Service Facility immediate ly.
Do not stop the engine, or you will not be able to
start it again. If you can no longer start the en ­
g ine, see an authorized Audi dealer or authorized
Aud i Serv ice Facility for assistance.
(•) Elect rical system: malfuncti on! Plea se con­
tact Se rvice
Dr ive to an a uth o rized Aud i dea le r or a uth orized
Aud i Serv ice Fac ility immediately. Because the ve ­
hicle battery is discha rging, turn
off a ll u nneces ­
sary e lectrica l equipment such as the radio. See
an author ized Audi dealer or authorized A udi
Serv ice Facility if the battery charge level is too
low.
(•) Elect rical system: low b atter y charge. Bat­
tery will be charged while d rivi ng
The sta rt ing ability may be impaired .
I f th is message turns
off after a litt le while , the
ve hicl e battery charged enough w hile d rivi ng.
If the message does not turn off, have an author­ ized Aud i dealer or authorized Aud i Serv ice Fac ili­
ty repa ir the malfunct ion .
!f Safety systems
The E,I ind icator light monito rs t he safety sys­
t ems.
If the
E,I i ndicator l ight turns on o r bl inks, there
is a malfunction in a safety system .
Drive to an authori zed Aud i dealer or authori zed
Aud i Serv ice Facility immediately to have the
malfunct ion corrected .
A WARNING
Have the safety systems inspected immed i­
ately. Othe rw ise, there is a risk t hat the sys ­
t ems may no t activ ate du rin g a co llision,
w hich increases t he ris k of serious injury or
death.
26
-
~ Safety belt
The . indicator lig ht stays on unt il the dr iver's
and front passenge r's safety bel ts are b uckled.
Above a certa in speed, the re will a lso be a warn ­
ing tone .
(D Tips
Fo r addi tional info rmat ion on safe ty belts,
see
q page 260.
e -Steering lock
• Do not dri ve vehicle: steering defect ive
There is a m alfu nction in the e lectro nic steer ing
l ock. You canno t tur n the ign ition on.
Do
not tow you r vehicle because it cannot be
stee red. See an a uthorized Audi dea ler or author­
i zed Audi Se rvice Facility for assistance .
1!!11 Steering lock : malfun ction! Pl ease conta ct
S erv ice
There is a ma lfunction in the e lectron ic steering
l ock .
Drive to an authorized Audi deal er or authorized
Audi Service Facility immediate ly to have the
malfunction corrected .
A WARNING
Do not tow your vehicle when there is a mal­
funct ion in the electron ic steer ing lock
-t hi s
i nc reases the risk of an acc ident.
~ Engine start system
¥·I Engine st art sy stem malfunction . Pl ease
contact Servi ce
Do not sw itch the ignition off because you may
not be able to switch it on again .
Drive to an authori zed Audi dealer or authori zed
Audi Service Facility immediate ly to have the
malfunction corrected .
¥·I Engin e start sy stem malfunction . Plea se
contact Ser vice
-

u. 00 .-< N l'­ N .-< 0 N > 00
There is a malfunction in the eng ine start ing sys ­
tem .
Dri ve to an autho rized Aud i dea le r o r a uth o rized
Aud i Serv ice Fac ility immedia tely to have t he
mal funct ion corrected.
~ Engine stop while driving
• Engine stopped! Power stee ring and b rake
boo ster not possible
There is a malfunction in the eng ine or in the fue l
supp ly system.
M ore fo rce is needed to s teer and bra ke the mov ­
in g vehi cle when the engine is stopped. If the ve­
hi cle is roll ing , try to bring it to a stop off to the
side from moving traffic. See an authorized Audi
dea ler or authorized Audi Service Facility for as ­
sistance .
A WARNING -
If the eng ine stops whi le dr iv ing, yo u will
need to use more fo rce to brake the vehicle.
Th is increases the r isk of an accident . There
w ill still be power steer ing if t he ignit io n is
sw itched on wh ile the vehicle is rolling an d
t here is s ufficie nt vehicle batte ry c har ge. Oth ­
erwise, yo u m ust use g re ate r fo rce when
steer in g.
~ Hood
• Warning! Hood is not locked. Stop vehicle
and check the lock
I f t he in dicator lig ht tur ns on and t he message
appears, the hood loc king mechanism is no t en­
gaged correctly .
Stop immed iate ly a nd close the hood
q page 320.
B l~ Electronic Stabilization Control (ESC)
If the G) indicato r light b lin ks w hile driving, the
ESC or AS R (Anti -S lip Regu lation) is active ly reg u­
l ating.
I f t he
G) indica to r li ght turns on, the sys tem has
switched the ESC off . In this case, you can switc h
Cockpit o ver view
the ignit ion off and then on to switch the ESC on
again. The indicator light t urns off whe n the sys ­
tem is functioning fu lly.
If the II ind ic a tor light tu rns on, ESC was
switched o ff using t he
1~ 00'1 b utton ¢ page 148.
Stabilization con trol (ESC /ABS ): malfunction!
S ee owner's manual
If the If] ind icator light and the llB (USA mod­
els) ;tlJ (Canada mode ls) ABS indicator light turn
o n and the message appears, there is a malfunc ­
t io n in the A BS o r th e e lectron ic diffe re nti al loc k.
T his also causes the ES C to malfunc tion . The
brakes st ill function with t he ir normal power, but
ABS is not active .
Dr ive to an author ized A udi dealer or au tho riz ed
A udi Se rvice Faci lity immed iate ly to h ave the
malfunction corrected.
(D Tips
F o r a ddi tio na l in format io n on E SC an d ABS,
see
qpage 148.
Wt:: /BRAKE WEAR/( 0: Brake pads
If the IIJ~:);f;131WfJ;! (USA models)/ [I] (Canada
models) turns on, the bra ke pad is worn out .
Drive to an authorized A udi dealer or authorized
Audi Se rvice Facility immed iate ly to have the
brake pads checked .
·~ Hill hold assist
II Hill hold a ssist: unavailable
When this message appea rs, hill hold ass ist is
not avai lab le.
@ t.ilanual control!
If t his message appea rs, press t he bra ke peda l.
Cont in ue driv ing wi th the he lp of t he parking
brake
q page 81.
d:::i Engine control
If the II indicator light tu rns on if there is a mal -
f unct ion in the engine control.
Iii"
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Cockpit overv ie w
Drive s low ly to an authorized A udi dealer or au­
thorized Audi Service Facility to have the engine
checked.
EPC Engine control
Applies to: vehicles with gasoline engines
If the ~ indicator light turns on if there is a
malfunct io n in the engine control.
Drive s low ly to an authorized Audi dealer or au­
thor ized Audi Service Facility to have the engine
checked.
! ?' Engine speed limitation
Applies to: vehicles with engine speed limitation
(II M ax imum engine sp eed: XXXX rpm
The engine speed is automatica lly limited to the
speed d isplayed in the instrument cluster. Th is
protects the engine from overheating.
The engine speed limitation deactivates once the
engine is no longer in the critical temperature range and you have released the acce lerator ped ­
al once.
If the engine speed limitation was activated by
an engine contro l ma lfunction, the
II or ~ in­
d icator light also turns on. Make sure the eng ine
speed does not go above the speed displayed, for
example when downsh ift ing . Drive to an author­
ized Aud i dealer or authorized Aud i Serv ice Fac ili­
ty immediately to have t he malfunct ion correct­
ed.
'!=:?' ., Engine oil level (MIN)
Applies to: vehicles with oil level warning
Ill Check oil level
You may continue d riving for the t ime be ing .
C heck the engine oil leve l as soon as possib le
¢ page 321.
-If the engine oil level is too low, add engine o il
¢ page 322 , Checking the engine oil level .
-If the engine oil level is correct and the indica­
tor light st ill turns on, drive at low eng ine
speed to an authorized Aud i dealer o r autho r­
ized Audi Se rvice Facility.
28
II Oil l evel s ystem : malfun ction! Plea se con­
tact Service
The sensor to check the eng ine o il level has
failed . D rive to an author ized Audi dealer or au­
t h orized Aud i Serv ice Facility immediately to have
t h e malfunct ion cor re cted.
(Llj) Note
Refer to the descr ipt ion in the Owne r's Man­
u a l
¢ page 322, Checking the engine oil lev­
el.
ju Tank system
Vehicles with p lug -in hybrid dr ive *: ¢ page 103.
ll'J Pleas e refuel
The first t ime the indicator light turns on and the
message appears, there are approx imately 1.8
gallons
(7 liters) of fuel in the tank o n front
whee l dr ive vehicles, or app roxi mately
2. 2 ga l­
l ons
(8.5 lite rs) of f uel in the ta nk on a ll wheel
d rive ve hicles.
ll') Please refuel immediatel y
If the indicato r light turns on the message ap­
pears, the fuel tank is a lmost empty . Refue l the
vehicle immediately .
ll') Tank system: malfunction! Please cont act
Ser vice
There is a ma lfunction in the f uel tank system .
D rive to an au thor ized A udi dealer or au tho riz ed
Audi Se rvice Fa cility immed iate ly to have the
malfunction correc ted.
(D Tips
F o r more info rmation on f ueli ng, see
¢ page 315.
,. Washer fluid level
If the C·w$ indicator light turns on, the washer flu­
id is almost out. Fill the washer fl uid for the
winds hield washer system and the headlight
..,.

u. 00 .-< N l'­ N .-< 0 N > 00
Opening and closing
Central locking
Description
You can lock and un lock the veh icle centrally . You
h ave the following options:
-Remote control key c> page 33, or
-Sensors in the front door hand les"
c> page 34, or
-Lock cylinder on the driver's door c> page 36,
or
-Interior central locking switch c> page 34.
Turn sign als
The turn s ignals flas h twice when yo u un lo ck the
vehicle and flash once when you lock the vehicle.
I f t hey do not flas h, then the ignition may still be
sw itched on o r one of the doo rs, the luggage
compa rtme nt, o r the hood may be open, for ex ­
ample.
Automatic locking (Auto Lock )
The Auto Lock funct io n locks all doors and the
l uggage compartment lid once the speed has ex­
ceeded approx imately 9 mph (lS km/ h).
The vehicle will unlock aga in if the ign it ion key is
removed, the opening function in the centra l
l o cki ng switch is act ivated , or one of t he door
h andles is operated. The A uto Lock f unc tion can
be sw itched on and off in t he Infotainment sys ­
tem
c> page35 .
In the event of a crash with a irbag deployment,
the doo rs will a lso automa tica lly unloc k to allow
access to t he ve hicle.
Selective door unlocking
The doors and luggage compartment lid w ill lock
when they close . You can set in the Infotainment
sys tem whether
only the d river's doo r or the en­
tire ve hicl e should be unlocked w hen unlocking
c> page 35 .
Unintentionally locking yourself out
Only lock your veh icle when all of the doors and
the luggage compa rtment lid a re closed and the
Open ing and cl osing
remote cont rol key is not in t he ve hicle . Thi s
helps to prevent you from locking yourself out
accidentally .
T he following condi tions p revent yo u from lock ­
ing yo ur remote control key in the vehi cle:
-If the d river's door is open, the vehicle cannot
be locked by press ing t he
lil button on t he re ­
mote co ntro l key o r by touching the locking
sensor* on a doo r.
-If the most recently used conve nience key* is in
the luggage compa rtment, t he luggage com ­
partment lid a utomatically unlocks again after
closing it.
-If the convenience key* that was last used is de ­
tected inside the ve hicle, then the vehicle can­
not be locked from the o utside .
A WARNING
--
-If you leave the vehicle, sw itch the ignition
off and take the ve hicle key with you. T his
app lies part ic u larly whe n children remain in
the vehicle . O therwise the children could
s tart the engine o r operate elect rical eq uip­
men t such as power w indows.
-N o one, especially c hild re n, should stay in
t he vehicle whe n it is loc ked from the out­
side, because the windows can no longe r be
opene d from the inside
c> page 3 6. Locked
doors ma ke it more diffic ult for emergency
wo rkers to get into the vehicle, which puts
lives at risk .
(D Tips
-Do not leave v aluables u natten ded i n the ve ­
hicle. A lo cked vehi cle is not a sa fe!
-Th e LE D in t he dr iver's door ra il blink s when
yo u lock the veh icle . If th e LED li ghts up for
app roximate ly 30 seconds a fter locking,
there is a malfunction in the centra l locking
system . Have the prob lem corrected by an
authorized Audi dealer or authorized Aud i
Service Facility.
31