open gas tank AUDI S3 SEDAN 2015 Owners Manual

Checking and Fill in g
These fuels contain substances that can se ­
verely damage the fuel system and the en­
gine if the engine is started .
- If the diesel f uel quality is poor, it may be
necessary to have the water d rained from
the water separator in the
fuel filter more
often than specified in the maintenance
schedule. This can help reduce engine ma l­
funct ions
c:> page 2 3.
Refueling
Fuel filler neck
The fuel filler neck is located on the right rear
side pane l behind the fuel f iller flap.
If the power locking sys tem should fail, you can
still open the flap manua lly -for detai led instruc ­
tions see
c:> page 194.
You can find the fue l tank capacity of you r vehicle
in
c:> page 260.
The label on the inside of the fue l filler flap te lls
you t he cor rect fuel for your vehicle. For more in­
form ation abo ut fue l specifications, see
c:> page 190 .
Your vehicle fuel tank has an on board refue lling
vapor re cove ry system . This feature helps to p re­
ve nt fuel vapors from escaping from the tank and
pollut ing t he environment w hile you refue l yo ur
ve hicle. In orde r to fill the tank p roperly whi le
protecting the environment, please follow this
refueling procedure carefully.
A WARNING
Under normal operating conditions, never ca r­
ry additional fuel containers in your car . Gas
canisters and ot her conta iners used to trans­
port fuel can be dangerous . Such contai ners,
full or empty, may leak and could cause a fire
in a collision. If yo u m ust t ransport fue l to
use fo r yo ur l awn m owe r, snow b lower, etc.,
be very ca re ful and a lways observe loca l and
state laws rega rding the use, transportation
and sto rage of such fuel containe rs . Make cer­
tain the container meets industry standards (ANSI/ASTM F852 - 86).
192
(D Note
Never drive your vehicle until the fue l tank is
complete ly empty . The irregular supply of
f u el can cause misfiring. Gasoline could enter
the exhaust system and damage the catalytic converter.
Fueling procedure
F ig . 149 Righ t rea r ve hicle s ide: open ing t he fuel filler
door
Fi g. 15 0 Fuel fill er doo r wit h attac hed fuel cap
Re ad a nd fo llow the informa tion and war ning s
whe n filling AdB lue
c:> page 195 .
The fuel filler doo r is u nlocked or locked by the
cent ral lock ing system.
Opening the fuel flap
--0 ~
ffl
.,.. Press the left side of the fuel f iller door to open
it -arrow-
c:> fig. 149 .
.,.. Unscrew the tank cap counterclockw ise .
.,.. Place the cap from above on the open fue l filler
door
c:> fig . 150.
Closing the fuel cap
.,.. Turn the f uel cap clockwise until you hear it
lock .
.,.. Close fuel fi ller door until it latches.

Checking and Fill in g
the expansion space in the tank will fi ll,
which can result in fuel spilling out when it
becomes warm and polluting the environ ­
ment.
(D Tips
- If
the engine is running while fueling, va­
pors can escape or the fuel can spill over.
Because of th is, the fuel nozz le switches off
before th e tank is full.
- Do not fue l the vehicle when the ignition is
switc hed on. Otherwise, the fuel gauge may
not show the correct level after fueling the
vehicle.
- Diesel vehicles are equipped with a diesel
misfueling guard
l). It allows the vehicle to
be fueled on ly w ith a diesel fuel p ump noz­
zle .
- A worn o r damaged nozzle or a nozz le that
i s too sma ll may not be able to open the die­
se l m isfue ling protector. If this is the case,
try turning the no zzle before inser ting it in
the fue l filler neck, use a different fuel
p ump or see an a uthorized Audi dea le r or
a uthorized Audi Service Facility for assis­
tance .
- The misfueling guard does not o pen whe n
adding fue l from a fuel contai ne r. Yo u can
bypass it by adding the diese l fuel s low ly .
- The fuel filler door on your vehicle does not
l ock when you lock the vehicle from the in­
side.
l l Market -spec ifi c
194
Fuel filler door emergency release
If the central locking system is faulty, the fuel
filler door can be unlocked manually .
Fig. 15 1 Rig ht rear luggage compartme nt: emergency re­
lease
The emergency release mechanism is located be­
hind the right side trim panel in the luggage
compartment.
.,. Remove the cover in the side panel.
.,. Loosen the loop from the retainer and then pull
on the loop ca refully-ar row-
c::> 0 . The fuel fill­
er door is released .
.,. To open the fue l filler door, press o n the left
side
opage 192, fig. 149 .
(D Note
Only pull on t he loop u ntil yo u feel resistance.
You will not he ar it release. O therwise you
could damage the emergency rele ase mecha­
nism.
Catalytic converter
App lies to vehicles: with gasoline e ngine
It is very important that your emission control
system (catalytic converter) is functioning prop­
erly to ensure that your vehicle is running in an
environmentally sound manner .
.,. Always use lead-free gasoline c::> page 190, Fuel
supply .
.,. Never run the tank down all the way to empty .
.,. Never put too much motor o il in yo ur engine
o page 203, Adding engine oil 'l:::11 .
.,. Never try to push- or tow-sta rt you r vehicle .

Checking and Fill in g
Closing the hood
.. Push the hood down until the force of the strut
is overcome.
.. Let the hood fall light ly into the Latch.
Do not
press it in.
c::> _&. .
A WARNING
If the hood is not latched completely, it cou ld
fly up while you are driving and obstruct your
vision.
Gasoline engine compartment overview
The most important check points .
-For safety reasons, the hood must always be
closed securely wh ile d riving. Because of
this, always check the hood after closing it
to make sure it is Latched correctly . The
hood is Latched if the front corne rs cannot
be Lifted.
- If you notice that the hood is not Latched while you are dr iving, stop immediately and
close it, because this increases the risk of an
accident.
F ig . 1 57 Typica l locat io n of th e reservo ir, eng ine oil dipstick, a nd engine o il filler opening
(D Coolant expansion tank (_L) .....
@
@
©
®
®
0
®
Eng ine oil dipstick ......... ... .
E ng ine oil filler opening
("!:::r.) .. .
Brake fluid reservoir((())) ...... .
Ba ttery(+) under a cover
Body ground point(-)
Washer fluid reservoir
(W) ... .. .
Fu se housing ... ......... .... .
200
206
203
203
207
209
212
248
The engine oil filler opening and the dipstick
( items @and
@) c::> fig. 157 may be Located in a
different area depending on engine vers io n.
A WARNING -
Read and following the WARNINGS before
checking anyth ing in the eng ine compartment
c::> pag e 198.

....,
N
0 > co
rl I.O
"'
"'
"'
rl
Checking and Filling
Diesel engine compartment overview
The most important check points .
Fig. 158 Typical locat ion of the reservoi r, eng ine oil dipstick, and engine o il filler opening
CD Coolant expansion tank (-L) .....
@
®
©
®
®
(J)
®
Engine oil dipstick ... ...... ... .
Engine oil filler opening (~) .. .
Brake fluid reservoir
(0))
Battery(+) under a cover
Body ground point(-)
Washer fluid reservoir
(O) ..... .
Fuse housing .......... ...... .
206
203
203 207
209
212
248
The engine oil filler opening and the dipstick
(items ® and @)¢
fig . 158 may be located in a
d ifferent area depending on engine version.
A WARNING
-
Read and following the WARNINGS before
checking anything in the engine compartment
¢page 198.
Engine oil
Engine oil specifications
The engine oil used must conform to exact speci­
fications.
T he service interval display in the instrument
cluster of your vehicle will inform you when it is
time for an oi l change. We recommend that you
have your oil changed by an authorized Audi Serv­
ice Advisor.
If you have to top off the oil between o il changes,
use the Audi oil qua lity standard specified in the
table .
Audi oil quality standard
Gasoline
VW 502 00 or
engine vw 504 00
Diesel VW 507 00
engine
201

M N
0 > co ,...., \!) 1.1"1
1.1"1
1.1"1
,....,
ESC Automatic post-collision braking system 123
Electronic stabilization control . . . . . . . . . 123
Spor t mode . . . . . . . . . . . . . . . . . . . . . . . . 124
also refer to Elec tronic Stabili za tion Control
( E SC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
ESP
r e fer to Electronic Stabilization
Control (ESC) . . . . . . . . . . . . . . . . . . . . . . . 123
Event Data Recorder (EDR) . . . . . . . . . . . . . . 122
Exterior lighting . . . . . . . . . . . . . . . . . . . . . . . 43
Exterior mirrors Adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 7
Dimming ... .. .. ........... .. .. .. .. .. 48
f olding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
F
Fastening
Booster seats . . . . . . . . . . . . . . . . . . . . . . . 181
Convertible ch ild safety seats . . . . . . . . . . 179
Infant seats . . . . . . . . . . . . . . . . . . . . . . . . 178
F loor mats . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
F og lights/rear fog light(s) . . . . . . . . . . . . . . . 43
Folding the exterior mirrors Center locking . . . . . . . . . . . . . . . . . . . . . . . 3 7
Folding the rear seats . . . . . . . . . . . . . . . . . . . 60
Foot pedals . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Footwell lighting . . . . . . . . . . . . . . . . . . . . . . 46
F or the sake of the environment
Environmentally-friendly driving . . . . . . . . 70
Fue ling . . . . . . . . . . . . . . . . . . . . . . . . . . . . 192
Leaks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Rear window defogger . . . . . . . . . . . . . . . . . 68
Freeze protection
Windshield washer system . . . . . . . . . . . . 212
Fr ont airbags
Description . . . . . . . . . . . . . . . . . . . . . . . . . 152
H ow they work . . . . . . . . . . . . . . . . . . . . . . 158
Frontal collisions and the laws of physics . . 141
Fr ont armrest . . . . . . . . . . . . . . . . . . . . . . . . . 55
Fr ont passenger's door emergency locking . . 39
Front seats Adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Ch ild restra ints in the front seat . . . . . . . . 149
also refer to Seats . . . . . . . . . . . . . . . . . 53, 60
Index
Fuel
Additives. . . . . . . . . . . . . . . . . . . . . . . . . . . 190
B lended gaso line . . . . . . . . . . . . . . . . . . . . 190
Current consumption . . . . . . . . . . . . . . . . . . 28
Fuel filler neck . . . . . . . . . . . . . . . . . . . . . . 192
Fuel gauge . . . . . . . . . . . . . . . . . . . . . . . 10, 1 1
Fuel tank capacity . . . . . . . . . . . . . . . . . . . 260
Gasoline . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Gasoline addit ives . . . . . . . . . . . . . . . . . . . 191
Indicator light . . . . . . . . . . . . . . . . . . . . . . . 23
Octane rating . . . . . . . . . . . . . . . . . . . . . . . 190
Recommendation . . . . . . . . . . . . . . . . . . . . 190
Saving fuel . ..... ................ 70, 112
Fuel economy messages (efficiency program)
30
Fueling
Fuel filler door emergency release . . . . . . 194
Fuel gauge .. .. .. ..... ........... ... . 11
Fuel tank capacity . . . . . . . . . . . . . . . . . . . 260
Open ing the fuel filler door . . . . . . . . . . . . 192
Fuses Ass ignment . . . . . . . . . . . . . . . . . . . . . . . . 249
Interior . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
replacing . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
G
Garment hooks . . . . . . . . . . . . . . . . . . . . . . . . 59
Gas discharge lamps . . . . . . . . . . . . . . . . . . . 250
G lossary of tire and loading terminology . . 216
Glove compartment . . . . . . . . . . . . . . . . . . . . 58
CD changer . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Gross Vehicle Weight Rating (GVWR) . . . . . 258
H
Head light range control system . . . . . . . . . . 43
Indicator light . . . . . . . . . . . . . . . . . . . . . . . 24
Headlights . . . . . . . . . . . . . . . . . . . . . . . . 43, 45
Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Headl ight range control system . . . . . . . . . 43
Left hand drive, right hand drive . . . . . . . . . 46
T rave l mode . . . . . . . . . . . . . . . . . . . . . . . . . 46
Washer system . . . . . . . . . . . . . . . . . . . . . . . 49
Head restraints . . . . . . . . . . . . . . . . . . . . . . . 134
adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Adjusting . . . . . . . . . . . . . . . . . . . . . . . . . . 134
removing and installing . . . . . . . . . . . . . . . . 56
271