2018 AUDI A3 SEDAN transmission fluid

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
..,_
23

Checking and Filling
-Do not a pply u nder body protectant in t he
exhaust system area, because this increases
the risk of fire.
On Board Diagnostic
System (OBD)
The On-Board Diagnostic System monitors the
engine and transmission componen ts that influ ­
ence emissions.
F ig . 2 64 Footwell o n left s ide o f th e veh icle : co nn ect io n
port fo r the O n-Boa rd D iagno stic Syste m (OBD)
On-Board Diagnostic System
Engine data can be read out at the On-Board D i­
agnostic System connec tion po rt usi ng a special
tes ting device
~ fig . 264.
Indicator light
If thP ¢.j indicato r light bli nks or tu rns o n, there
is a malfunction that is causi ng poor emissions
qua lity and tha t could damage the ca talytic con­
ve rte r.
Drive s lowly to an author ized A udi dealer or au ­
thor ized Audi Se rvice Facility to have the ma l­
function co rrected .
The indicator light can also tur n on if t he fuel fill­
er cap is not closed
correct ly ~ page 315.
A WARNING
Incorrect use of the connection port fo r the
O n- Board Diag nostic System can ca use mal­
functions, which can then result in ac ciden ts
and ser ious injuries.
-Only allow a n author ized Audi dealer or au­
t h o riz e d Aud i Ser vice Faci lity to re ad o ut the
engi ne dat a.
318
-
Engine compartment
Working in the engine compartment
Special care is required if you are working in the
engine compartment
For work in the engine compartment, such as
checking and fill ing fluids, there is a risk of in­
jury, scalding, accidents , and burns . For thi s
reason, follow all the w arnings and general
safety p re caut ion s prov ided in the following in­
formation. The engine compartment is a dan­
gerous are a.
~ .&,.
A WARNING
To reduce the ris k of injur ies, comp lete the
follo wing steps before opening t he hood:
- Tur n t he engine off.
- Switch the igni tio n off.
- Set the park ing brake.
-Move the selector lever into the P position.
-N ever open the hood when there is steam o r
coo lant escaping from t he engine compart­
ment, because there is a risk that yo u could
be burned . Wait unt il no steam or coolant is
escapi ng.
- L et the eng ine cool down .
-Keep children away from the eng ine com-
pa rtment .
-Never sp ill fluids on a hot engine . These flu­
ids (such as the anti-freezing agent con­
tained i n the coolant) ca n ignite .
- Avoid short c ircuits in the electrical system .
-When working in the engine compa rtment,
remember that the radiator fan can switch
on even if the ignition is switched off, wh ich
increases the r isk of persona l injury .
-Never open the cap on the coolant expan­
sion tan k when t he engine is warm . The
coo ling system is under p ressure.
-To protect your face, hands , and a rms from
hot steam or coolant , cover the cap wit h a
large cloth when op ening .
-Do not remove the engine cover under any
circumstances. This increases the r isk of
burns .

LL co .... N
" N .... 0 N > co
No. Equipment
F49 Clutch sensor (relay 1+2),
high-voltage
battery, power electronics
F52 Control module for suspension control
F53 Rear window defogger
The power seats* are protected via
circuit break­
ers
that automatically switch on after a few sec­
onds after the overload has been reduced.
Fuse assignment -engine compartment
Fig. 299 Engine compartme nt: fuse assignment
No. Equipment
Fl Electronic Stabilization Control (ESC)
F2 Electronic Stabilization Control (ESC)
F3 Engine control module
Eng ine components, engine cooling, aux-
F4 iliary heater co il relay (1+4+7), secondary
air inject ion pump relay
FS Engine components, fue
l tank system
(diesel), CNG cut-off va lve
F6 Brake light switch
F7 Eng
ine components, water pumps, tank
system (gasoline engine)
FB Heat oxygen sensor
Fuses and bulbs
No. Equipment
F9 Engine
components, exhaust door, glow
time control module (relay 6)
F lO Fuel control module, fuel pump
F ll Auxiliary
heater heating element 2, en-
gine components, secondary air pump
F12 Auxiliary
heater heating element 3, vac-
uum pump
F13 Automat ic transmission
F lS Horn
F16 Ign
it ion coil (relay 8), power and control
electronics
F17 E
lectroni c Stabilization Control (ESC), en-
gine control module (relay S)
F18 Terminal
30 (voltage reference), battery
monitoring
Fl9 Windshield wipers
F20 Anti-theft alarm system
F22 Terminal
SO diagnos is, engine control
module
F23 Starter
F24 Auxiliary
heater heating element 1, brake
booster
F 31 Vacuum pump, water pump, high pres-
sure pump, fuel injectors
F33 Brake
pressure reservoir, recuperation,
transmission fluid pump
F34 Brake booster
F 35 A/C function
relay
F37 Parking heater
Bulbs
Replacing light bulbs
For your safety, we recommend that you have
your authorized Audi dealer replace any bulbs for
you.
It is becom ing increasingly more and more diffi­
cu lt to replace vehicle light bulbs since in many
cases, other parts of the car must first be re­
moved before you are ab le to get to the bulb.
This applies especially to the light bulbs in the
373

Index
Audi pre sense . . . . . . . . . . . . . . . . . . . . . . . 130
Messages . . . . . . . . . . . . . . . . . . . . . . 130, 133
Aud i Service Repair Manuals and Literature 383
Audi side assist . . . . . . . . . . . . . . . . . . . . . . . 136
Cleaning the sensors . . . . . . . . . . . . . . . . . 355
Messages . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Rear cross-traffic assist . . . . . . . . . . . . . . . 139
Audi smartphone interface . . . . . . . . . 241, 245
Aud i virtual cockp it
refer to Instrument cluster . . . . . . . . . . . . . 10
AUTO
Automatic climate control system . . . . . . .
69
Automatic headlights . . . . . . . . . . . . . . . . . 49
Auto Lock (centr al locking system) . . . . . . . . 31
Automatic belt retractor . . . . . . . . . . . . . . . 264
Automatic climate control system
refer to Climate control system
(automatic) . . . . . . . . . . . . . . . . . . . . . .
68, 69
Automatic power top
refer to Power top . . . . . . . . . . . . . . . . . . . . 42
Automatic transmission . . . . . . . . . . . . . . . . . 83
Driving tips . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Emergency mode . . . . . . . . . . . . . . . . . . . . . 89
Hill descent control . . . . . . . . . . . . . . . . . . . 87
Kick -down . . . . . . . . . . . . . . . . . . . . . . . . . . .
88
Launch control program . . . . . . . . . . . . . . . 89
Malfunction . . . . . . . . . . . . . . . . . . . . . . . . . 84
Manual shift ing (tiptronic mode) . . . . . . . . 88
Selector lever . . . . . . . . . . . . . . . . . . . . . . . . 86
Selector lever emergency re lease . . . . . . . . 90
Selector lever lock . . . . . . . . . . . . . . . . . . . . 84
Selector lever positions . . . . . . . . . . . . . . . . 84
Shift padd les . . . . . . . . . . . . . . . . . . . . . . . . 88
Automatic wipe/wash system . . . . . . . . . . . . 55
Auto Safety Hotline . . . . . . . . . . . . . . . . . . .
258
Auxiliary climate contro l . . . . . . . . . . . . . . . 116
AUX input . . . . . . . . . . . . . . . . . . . . . . . . . . . 230
Average consumption ........... .... . 17, 18
Average speed . . . . . . . . . . . . . . . . . . . . . 17, 18
B
BACK button . . . . . . . . . . . . . . . . . . . . . . . . . 154
Bag hooks . . . . . . . . . . . . . . . . . . . . . . . . .
63, 65
Balance (sound) . . . . . . . . . . . . . . . . . . . . . . 247
Bass (sound) . . . . . . . . . . . . . . . . . . . . . . . . . 247
388
Battery
In the key . . . . . . . . . . . . . . . . . . . . . . . . . . .
32
also refer to High-voltage battery . . . . . . . 92
also refer to Vehicle battery . . . . . . . . . . . 326
Before driv ing . . . . . . . . . . . . . . . . . . . . . . . . 249
Belt tensioners . . . . . . . . . . . . . . . . . . . . . . . 267
Blended gasoline . . . . . . . . . . . . . . . . . . . . . 314
Blower
Automat ic climate control system . . . . . . .
70
Bluetooth
Audio player . . . . . . . . . . . . . . . . . . . . . . . .
226
Connecting a cell phone . . . . . . . . . . . . . . 177
Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . 246
Boost . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Booster seats . . . . . . . . . . . . . . . . . . . . . . . . 304
Boost pressure indicator . . . . . . . . . . . . . . . . 19
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Brake assist . . . . . . . . . . . . . . . . . . . . . . . . 148
Brake fluid . . . . . . . . . . . . . . . . . . . . . . . . . 326
Electromechanical parking brake . . . . . . . . 81
Emergency braking function . . . . . . . . . . . . 82
New brake pads . . . . . . . . . . . . . . . . . . . . . 150
Break-in security feature . . . . . . . . . . . . . . . . 36
Breaking in
New brake pads . . . . . . . . . . . . . . . . . . . . .
150
New engine . . . . . . . . . . . . . . . . . . . . . . . . . 72
New tires . .... .. .. .. ............. .. 337
Browser
refer to Media center . . . . . . . . . . . . . . . . . 233
Bulbs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 373
Buttons
Control panel (MMI) . . . . . . . . . . . . . . . . .
154
Multifunction steering wheel . . . . . . . . 13, 16
Programming (multifunction steering
wheel) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Switching the Infotainment system display
on/off . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
155
C
Cable (USB adapter/AUX connector cable) 229
California Proposition 65 Warning . . . . . . . 319
Battery specific . . . . . . . . . . . . . . . . . . . . . 327
Call list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Call options . . . . . . . . . . . . . . . . . . . . . . . . . . 188