2016 AUDI A3 CABRIOLET ECU

Check ing and F illing
Adding coolant
Req uirement: the re must be a res idual amo unt of
coo lant in the expansion tank¢(!) .
"' Let the engine coo l down.
"' Place a cloth over the coolant expans ion tank
cap and unscrew the cap counter cloc kwise
¢ &_ .
"'Add coolant mixed in the correct ratio
¢page 195 up to the upper marking .
"' Make sure that the fluid level remains stable.
Add more coo lant if necessary.
"' Close the cap securely.
A coolant loss suggests a leak. Immediately dr ive
your veh icle to an authori zed Audi dealer or au­
thor ized Audi Service Facility and have the cool­
ing system inspected . If the cooling system is not
leaking, a loss can come from the coolant boi ling
through overheating and be ing pushed o ut of the
coo ling system.
_& WARNING
T he coo ling sys tem is pres suriz ed a nd can be­
come very ho t. To reduce the r is k of burns
from hot coolant :
- Do no t open the coo la nt expan sion tan k cap
with the engine ho t. There is a risk of burns .
- Stop the engine and allow it to cool.
- Prote ct your face, hands and arms from es -
c aping co o lant and steam by covering the
c oolant t ank cap with a large, th ick cloth.
- T urn the coo la nt tank cap co un terclo ckwise
slowly a nd kee p lig ht pressu re o n the cap .
- T o reduce the risk of burns, do not allow any
an tifreeze o r coolant to drip on to the ex­
haus t sys tem or hot engine components.
T he ethylene glycol in eng ine coolan t can
catch fire under certain circumstances .
- T he coo lant add itive an d the cool ant can be
dange rous to you r healt h. For this reason,
keep the coolant in the o rigina l container
away from c hildren. There is a risk of poi­
soning .
- When working in the engine compartment,
remember that the rad iator fan can switch
on even if the ign ition is switched off, which
increases the risk of personal injury .
196
(D Note
Do not add coo lant if the expansion tank is
empty. A ir cou ld enter the cooling system and
damage the eng ine. If this is the case, do not
continue driving. See an author ized Audi deal­
e r o r a uthorized Audi Serv ice Facility fo r ass is ­
tance .
Radiator fan
The radia tor fan switches on au tomatically by it­
self.
An a uxiliary e lectric radiator fan switches on and
off depend ing on coo lant temperature and other
vehicle ope rating conditions .
After yo u switch the engine off, the auxiliary fan
can continue running for up to 10 m inutes - even
with the ignit ion off.
It can even switch on aga in
l ate r by itself ¢.& , if
- the temperat ure o f the eng ine coolant rises due
to the heat build- up from the engine in the en­
gine compartment, or
- the engine compartment heats up because the veh icle is parked in intense s unlight.
_& WARNING
- To reduce the r isk of personal injury never
to uch the radiator fan .
- The auxiliary e lectric fan is temperature
controlled and can switch on suddenly even
when the engine is not ru nning .
- The auxiliary radiator fan switches on auto­
mat ica lly when the eng ine coolant reaches a
certain temperature and will continue to run
until t he coo lant tempe rature d rops.
-

Emerg ency assis ta nce
Emergency assistance
Trunk escape latch
Applies to: vehicles with trunk escape latch (A3 sedan)
In case of an emergency, the rear lid can be
opened from the inside using the trunk escape
latch.
Fig. 172 luggage compartment: t runk escape latch
.,. Push the latch in the direction of the arrow un­
til the lock releases .
The trunk escape latch inside the rear lid is made of fluo rescent mater ial to glow in the dark.
_& WARNING
The trunk escape latch is to be used only in an
emergency .
General information
.,. Park the vehicle as far as poss ible from moving
traff ic in the event of a flat tire. In the event of
a flat t ire, park the vehicle on a level surface. It
you are on a steep incline, be especia lly careful.
.,. Set the park ing brake.
.,. Place the selector lever in the P position.
.,. Switch the emergency flashers on.
.,. Put on a reflective vest, if available .
.,. Set up the warning triangle, if available .
.,. Have the passengers exit the vehicle . They
should move to a safe place, for example be­
hind a guard rail.
_& WARNING
Pay attention to the steps above. They are for
your protection and the for the safety of other
drivers.
2 30
Equipment
Vehicle tool kit
Applies to: vehicles with vehicle tool kit
Fig. 173 lu gg age compartmen t: cargo floor cove r fo lded
upward (example)
The vehicle tool kit, t ire repa ir set* and compres­
sor* are stored in the luggage compartment un­
der the floor cover~
fig. 173 .
.,. Hook the p lastic hook@ into the luggage com­
partment seal.
.,. Unhook the cargo floor before closing the lug­
gage compartment lid.
_& WARNING
Improper use of the vehicle jack can cause se­
rious personal injuries.
- Never use the screw driver hex head to
tighten wheel bolts, since the bolts cannot
attain the necessary tightening torque if you
use the hex head, potentially causing an ac­
cident.
- The factory-supplied jack is intended only
for your veh icle model. Under no circum­
stances should it be used to lift heavy
vehicles or other loads; you risk injuring
yourself .
- Never start the engine when the veh icle is
raised, which co uld cause an accident .
- Support the vehicle securely with a ppropri ­
ate stands if work is to be pe rformed under­
neath the vehicle; otherwise, there is a po­
tential risk for injury.
- Never use the jack supplied with your Audi
on another vehicle, particularly on a heavier
one. The jack is only su itable for use on the
vehicle it came with. ..,.

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~ Align the jack so that its arm@¢ fig. 183 en­
gages in the designated lifting point in the door
s ill and the movable base ® lies flat on the
ground. The base ® must be
vertical under the
lifting po int @ .
~ Wind the jack up further until the flat tire
comes off the ground ¢
,&.
Position the veh icle jack on ly under the designat­
ed lifting points on the sill¢
fig. 182 . There is ex­
actly
one locat ion for each wheel. The jack must
not be positioned at any other location ¢ _8. ¢(D .
An
u nstable surface under the jack can cause the
ve hicle to slip off the jack . Always provide a firm
base for the jack on the ground. If necessary
place a sturdy boa rd or sim ilar support under the
jack . On
hard, sli ppery surfac es (such as tiles)
use a rubbe r mat o r similar to prevent the j ack
from sli pping ¢.&. .
& WARNING
-
-Yo u or your passengers could be injured
whi le changing a wheel if you do not follow
these safety precautions :
- Position the veh icle jack only at the desig­
nated lifting points and align the jack .
Othe rw ise, the vehicle jac k c ou ld slip and
cause an injury if it does no t have suffi­
cient hold on the vehicle.
- A soft or unstable s urface unde r the jack
may cause the vehicle to slip off the jac k.
Always p rovide a firm base for the jack on
the ground . If necessary, use a sturdy
board under the jack .
- On hard, s lippery surface (such as tiles)
use a rubber mat or similar to prevent the
jack from slipp ing.
- On ly raise your vehicle with the vehicle
jack provided by the factory. If you use a veh icle jack for another vehicle, your vehi­
cle can slide and cause injury.
- Changes in temperature or load can affect
the height of the veh icle.
- Never start the engine when the vehicle is
raised, which co uld cause an accident.
- Support the vehicle securely with appro ­
p riate stands if work is to be performed
Em ergenc y ass is tanc e
underneath the vehicle; otherwise, there
is a potential risk for injury.
- To help prevent injury to yourse lf and your
passengers:
- Do not raise t he vehicle until you are sure
the jack is securely engaged.
- Passengers m ust not remain in the vehicle
when it is jacked up .
- Make sure that passengers wa it in a safe
place away from the vehicle and well away
from the road and traffic.
- Make sure jack position is correct, adjust
as necessary and then continue to raise
t h e jack.
- Changes in temperatu re or load can affect
the height of the veh icle.
(D Note
Do not lift the vehicle by the s ill. Pos it ion the
vehicle jack only at the des ignated lift ing
po ints on the sill. Ot herw ise, your veh icle w ill
be damaged.
237

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-If the spare tire has to be installed in the incor ­
rect direction, use the s pare tire only tempora­
ri ly s ince the tire w ill not be ab le to achieve its
opt imum performance c haracter istics with re ­
gard to aquaplaning, noise and wear .
- We recommend that you pay particular atten­
tion to this fact during wet weathe r and that
yo u ad just yo ur speed to match road condi ­
t io ns.
- Replace t he f lat t ire with a new one and have it
insta lled on yo ur vehicle as soon as possible to
r e store the handling adva ntages of a unid irec­
t io na l t ire .
Notes on wheel changing
Please read the i nfo rma tion ¢ page 211 if y ou
ar e goi ng to use a sp are tir e which i s different
fr om t he tires on yo ur vehicle.
Af ter you ch an ge a tire:
-Check the tire pressure on the spare immedi­
ately after installation.
- Have the wheel bolt tightening torque
checked with a torque wrench as soon as pos­
sible by your authorized Audi dealer or a
qualified service station .
- With steel and alloy wheel rims, the wheel
bolts are correctly tightened at a torque of
90 ft lb (120 Nm) .
- If you notice that the wheel bolts are corroded
and difficult to turn while changing a tire,
they should be replaced before you check the
tightening torque.
- Replace the flat tire with a new one and have
it installed on your vehicle as soon as possi­
ble . Remount the wheel cover.
Until then, drive with extra care and at reduced
speeds .
.8, WARNING
- If you are going to e quip yo ur ve hicl e w ith
tir es or r ims w hic h diff er from t hose whi ch
w ere fa cto ry i nst alled, t hen be s ure t o read
t h e informat ion ¢pa ge
211.
- Alw ays mak e sure the d amag ed whee l or
even a flat tire and t he jack and tool ki t are
-
Emergency assistance
proper ly sec ure d in the l ugga ge compart­
ment a nd a re not loose in the passenger
compa rtm ent.
- In an accident or sudden maneuver they
could fly forward, injuring a nyone in the ve­
h icle.
- A lways sto re damaged wheel, jack and tools
securely in the l uggage compartment. Ot h­
erw ise , in an acc ident or sud den maneuve r
they cou ld fly forwar d, causing injury to pas­
s en ger s in the vehicle .
239

Emerg enc y s it uati ons
The battery is vented to the outside so that not
gases enter the passenger compartment. Make
sure that the connected posit ive termina l clamps
on the jump start cable have sufficient contact
with metal.
A WARNING
Follow the warnings and instructions from
the jump start cable manufacturer to reduce
the risk of ser ious injuries and vehicle dam­
age. If you are unsure about anything, call
roads ide assistance .
- The jump start cables must be long enough
so that the vehicles do not touch .
-
-Route the jump start cables so they cannot
get caught in the moving parts in the engine
compartment.
- Always read and follow the warnings before
che ck ing anything in the engine compart­
ment
¢page 188.
(D Note
Connecting jump start cables incorrectly can
destroy the alternator .
- Always connect the positive terminal(+) to
the positive term inal( +) and the negative
terminal(-) to the negat ive termina l(-) on
the body ground po int, but not the negative
terminal on the battery.
- Make su re the screw pl ugs on the batte ry
ce lls are installed securely.
If not, tighten
the plugs before connecting the clamps to
the negat ive termina l on the battery .
- Please no te that the connecting p ro cess de­
scribed below for the jump start cab les is in ­
tended for when your vehicle is being jump
started . If you are j ump starting another ve­
hicle, do not connect the negative cable to
the negat ive termina l(·) on the drained
battery, but rather connect it to a large
metal component that is bolted secu rely to
the engine block, o r to the engine block it­
se lf. If the battery in the vehicle being jump
started is no t vented to the o uts ide , the re is
a risk of exp losion due to hydrogen gas .
-Make su re that the conne cted positive te r­
minal clamps have s ufficient contact with
me tal.
246
- Do not use the battery negative terminal for
jump starting or a ma lfunction cou ld occur
in the vehicle electrical system.
Towing with a tow truck
General hints
Your Audi requires special handling for towing .
The following information is to be used by com­
merc ial tow truck operators who know how to op­
erate their equipment safely .
-Never to w yo ur Audi. To w ing will cause d am ·
a ge to the engine and t ran sm ission.
- Never wrap the safet y chains or winch cable s
a roun d the brake l ines .
- To pre vent un nece ssary damage , your Audi
must be t ran sported with a flat bed tru ck.
- To l oad the vehicle on to the flat bed , use the
towing loop found in the vehicle tools and at­
t ac h to the fro nt or re ar ancho rage
¢ page 247 and ¢ page 247.
A WARNING
A vehicle being towed is not safe for passen­
gers . Never allow anyone to ride in a vehicle
being towed, for any reason .

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Front towing loop
Fig. 192 Right front bumper: removing the cover
Fig. 193 Right front bumper: towing loop installed
The threaded opening for the towing loop is lo­
cated behind a
cover on the right side of the front
bumper.
• Remove the towing loop from the vehicle tool
kit
¢ page 230.
• Press inward on the upper left area of the cap
with br ief, strong pressure to
remove it from
the bumper ¢
fig. 192.
• Tighten the towing loop in the threaded open­
ing until it stops¢
fig . 193 and then tighten it
with a whee l wrench.
• After using, place the towing loop back in the
vehicle tool kit.
.&_ WARNING
If the towing loop is not installed securely, it
cou ld loosen from the threads while towing
and cause damage to the veh icle or injury to
people.
Emergency situations
Rear towing loop
Fig. 194 Right rear towing loop: cover
Fig. 195 Right rear towing loop: tow ing loop installe d
The towing loop threaded opening is located in
the right of the rear bumper cover under a
cover.
• Remove the towing loop from the vehicle tool
kit¢
page 230.
.,. To remove the cap from the bumper, press in
on the
upper area of the cap -arrow- with br ief,
strong pressure and lift it up from the
lower
area¢ fig. 194.
• Tigh ten the towing loop in the threaded open­
ing until it stops¢
fig. 195 and then tighten it
with a wheel wrench .
• After using, p lace the tow ing loop back in the
vehicle tool k it.
Depending on the model, the shape of the cover
can vary.
A WARNING
If the tow ing loop is not installed securely, it
could loosen from the threads while towing
and cause damage to the vehicle or injury to people.
247

Emergency situations
Loading the vehicle onto a flat bed truck
Fig. 196 Vehicle o n flat bed truck
Front hook up
.. Align the vehicle with the centerline of the car
carrier ramp.
.. Attach the winch hook to the front towline eye
prev iously installed.
Rear hook up
.. Align the vehicle with the centerline of the car
carrier ramp.
.. Attach the winch hook to the rear towline eye
previously installed .
@ Tips
Check carefully to make sure the hook-up is
secure before moving the car up the flatbed
truck ramp.
Raising the vehicle
Lifting with workshop hoist and with floor
jack
The vehicle may only be lifted at the lifting
points illustrated.
Fig. 197 Front lifting point
248
Fig. 198 Rear lifting point
.. Read and heed WARNING ¢ f1..
.. Locate lifting points <;!) fig. 197 and <;!)fig . 198.
.. Adjust lifting arms of workshop hoist or floor
jack to match vehicle lifting points .
.. Insert a rubber pad between the floor jack/
workshop hoist and the lifting points .
If you must lift your vehicle with a floor jack to
work underneath, be sure the vehicle is safely
supported on stands intended for this purpose .
Front lifting point
The lifting point is located on the floor pan rein­
forcement about at the same level as the jack
moun ting poin t¢
fig. 197. Do not lift the vehi­
cle at the vertical sill reinforcement.
Rear lifting point
The lifting point is located on the vertical rein­
forcement of the lower sill for the on-board jack
¢fig. 198.
Lifting with vehicle jack
Refer to<=> page 236.
,&. WARNING
-To reduce the r isk of serious injury and vehi­
cle damage.
- Always lift the vehicle on ly at the special
workshop hoist and floor jack lift points il ­
l ustrated
<=>fig.197and <=>fig.198.
-Failure to lift the vehicle at these points
could cause the vehicle to tilt or fall from
a lift if there is a change in vehicle weight

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Remote control key . . . . . . . . . . . . . . . . . . . 29
Safety central locking . . . . . . . . . . . . . . . . . 32
Sett ing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Certification . . . . . . . . . . . . . . . . . . . . . . . . . 256
Changing engine oil . . . . . . . . . . . . . . . . . . . 194
Child restraints Danger of using child restraints in the front
seat... .. .. .. ............... .. ..... 144
Where can I get additional information
about child restraints and their use? . . . . 183
Child restraint system anchors . . . . . . . . . . 179
Child safety . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Important safety instructions for using chi ld
safety seats . . . . . . . . . . . . . . . . . . . . . . . . 169
Teth er anchors . . . . . . . . . . . . . . . . . . . . . . 181
Tether straps . . . . . . . . . . . . . . . . . . . . . . . 181
Child safety seats Booster seats . . . . . . . . . . . . . . . . . . . . . . . 17 4
Convertible ch ild seats . . . . . . . . . . . . . . . 172
Convertible locking retractor . . . . . . . . . . 177
How do I properly install a child safety seat
. h' l 7 169 in my ve rc e . ................. ..... .
Infant seats .. .. ............. .. .. .. . 171
Installing a child restraint using the LATCH
system . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
LATCH system . . . . . . . . . . . . . . . . . . . . . . 180
L ower anchorages . . . . . . . . . . . . . . . . . . . 180
Mounting and releasing the anchorage
hook . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Safety instructions . . . . . . . . . . . . . . . . . . . 169
Unused safety belts on the rear seat . . . . 171
Child seats . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Securing . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
Cleaning/remov ing ice from windows . . . . . 226
Cleaning Alcantara . . . . . . . . . . . . . . . . . . . . 227
Cleaning artificial leather. . . . . . . . . . . . . . . 227
C leaning carbon parts . . . . . . . . . . . . . 226 , 227
Cleaning controls . . . . . . . . . . . . . . . . . . . . . 226
Cleaning decorative parts and trim . . . . . . . 226
Cleaning displays . . . . . . . . . . . . . . . . . . . . . 226
Cleaning exhaust tail pipes . . . . . . . . . . . . . 225
C lean ing plast ic parts . . . . . . . . . . . . . . . . . . 226
Clea ning seat covers . . . . . . . . . . . . . . . . . . . 227
C leaning tai l lights . . . . . . . . . . . . . . . . . . . . 225
C lea ning textiles . . . . . . . . . . . . . . . . . . . . . . 227
Cleaning the rims . . . . . . . . . . . . . . . . . . . . . 225
Index
Cleaning the wind deflector . . . . . . . . . . . . . 226
Climate control system Key recognition . . . . . . . . . . . . . . . . . . . . . . 61
Climate control system (automatic)
Adjusting air vents . . . . . . . . . . . . . . . . . . . . 63
Adjusting the air vents . . . . . . . . . . . . . . . . . 63
Air distribution, air vents . . . . . . . . . . . . . . . 63
AUTO (cl imate control system) . . . . . . . . . . 62
Blower . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
D efrosting the windshield . . . . . . . . . . . . . . 63
Drive select . . . . . . . . . . . . . . . . . . . . . . . . . 106
Rear window defogger . . . . . . . . . . . . . . . . . 64
Recirculation mode . . . . . . . . . . . . . . . . . . . 63
Setting the temperatu re . . . . . . . . . . . . . . . 62
synchroniz ing . . . . . . . . . . . . . . . . . . . . . . . . 62
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Clos ing
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Windows . .. .. .. .. ............. .. .. . 34
Closing/ope ning
by remote control . . . . . . . . . . . . . . . . . . . . 29
with the central locking switch . . . . . . . . . . 31
with the conven ience key . . . . . . . . . . . . . . . 30
Cockp it (overview) . . . . . . . . . . . . . . . . . . . . . . 8
Coming home . . . . . . . . . . . . . . . . . . . . . . . . . 45
Compartments . . . . . . . . . . . . . . . . . . . . . . . . 57
Compass in the mirror . . . . . . . . . . . . . . . . . . 51
Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . 256
Consumer information . . . . . . . . . . . . . . . . . 253
Consumer Information . . . . . . . . . . . . . . . . . 132
Consumption (fuel) . . . . . . . . . . . . . . . . . . . . 24
Contacting NHTSA . . . . . . . . . . . . . . . . . . . . 132
Conv enience key
Emergency operation . . . . . . . . . . . . . . . . . . 72
Indicator light . . . . . . . . . . . . . . . . . . . . . . . 72
Starting the engine (S TART ENGINE STOP
button) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Stopping the engine (START ENGINE STOP
button) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Switching the ignition on . . . . . . . . . . . . . . 70
unlocking/lock ing . . . . . . . . . . . . . . . . . . . . 30
Convenience opening/closing . . . . . . . . . . . . 34
Convert ible child safety seats . . . . . . . . . . . 172
259