width AUDI A4 2019 Owners Manual

Assistsystems

Generalinformation
Appliesto:vehicleswith Audisideassist


B4M-0101



B8W-0101

Fig.122Rearofthevehicle:positionofthesensors
Sideassistfunctionsatspeedsaboveapproxi-
mately9mph(15km/h).
@Vehiclesthatareapproaching
Incertaincases,avehiclewillbeclassifiedas
criticalforalanechangeevenifitisstillsome-
whatfaraway.Thefasteravehicleapproaches,
thesoonerthedisplayintheoutsidemirrorwill
turnon.
Vehiclestravelingwithyou
Vehiclestravelingwithyouareindicatedinthe
exteriormirroriftheyareclassifiedascriticalfor
alanechange.Allvehiclesdetectedbysideassist
122
areindicatedbythetimetheyenteryour“blind
spot”,
atthelatest.
©Vehiclesyouarepassing
Ifyouslowlypassavehiclethatsideassisthas
detected(thedifferenceinspeedbetweentheve-
hicleandyourvehicleislessthanapproximately
9mph(15km/h)),thedisplayintheexteriormir-
rorturnsonassoonasthevehicleentersyour
blind spot.
Thedisplaywillnotturnonifyouquicklypassa
vehiclethatsideassisthasdetected(thediffer-
enceinspeedisgreaterthanapproximately9
mph(15km/h)).
Functionallimitations
Theradarsensorsaredesignedtodetecttheleft
andrightadjacentlaneswhentheroadlanesare
thenormalwidth.Insomesituations,thedisplay
intheexteriormirrormayturnoneventhough
thereisnovehiclelocatedintheareathatiscriti-
calforalanechange.Forexample:
—Ifthelanesarenarroworifyouaredrivingon
theedgeofyourlane.Ifthisisthecase,the
systemmayhavedetectedavehicleinanother
lanethatisnotadjacenttoyourcurrentlane.
—Ifyouaredrivingthroughacurve.Sideassist
mayreacttoavehiclethatisinthesamelane
or
onelaneoverfromtheadjacentlane.
—
Ifsideassistreactstootherobjects(suchas
roadsidestructureslikeguardrails).
—Inpoorweatherconditions.Thesideassist
functionsarelimited.
Donotcovertheradarsensors>fig.122with
stickers,deposits,bicyclewheelsorotherob-
jects,becausethiswillimpairthefunction.For
informationoncleaning,see>page342.

ZA\WARNING
—Alwayspayattentiontotrafficandtothe
areaaroundyourvehicle.Sideassistcannot
replaceadriver'sattention.Thedriveralone
isalwaysresponsibleforlanechangesand
similardrivingmaneuvers.
—Insomesituations,thesystemmaynot
functionoritsfunctionmaybelimited.For
example:>

8W0012721BG
Wheels

Tiredesignations

B8K-2316


Fig.262Tiredesignationsontheside-
wall
@Tiresforpassengervehicles
(ifapplicable)
"P"indicatesatireforapassenger
vehicle."T"indicatesatiredesig-
natedfortemporaryuse.
@Nominalwidth
Nominalwidthofthetirebe-
tweenthesidewallsinmillime-
ters.Ingeneral:thelargerthe
number,thewiderthetire.
@)Aspectratio
Height/widthratioexpressedasa
percentage.
@Tireconstruction
“R"indicatesaradialtire.
©)Rimdiameter
Sizeoftherimdiameterininches.
©Loadindexandspeedrating
Theloadindexindicatesthetire's
load-carryingcapacity.
Thespeedratingindicatesthe
maximumpermittedspeed.Also
see>AinGeneralinformationon
page322.
“EXTRALOAD”,“xl”or“RF”indi-
catesthatthetireisreinforcedor
isanExtraLoadtire.






Speedrat-/Maximumpermittedspeed
ing
Pupto93mph(150km/h)
Qupto99mph(160km/h)
Rupto106mph(170km/h)
Supto110mph(180km/h)
Tupto118mph(190km/h)
Uupto124mph(200km/h)
Hupto130mph(210km/h)
Vvupto149mph(240km/h)?
Zzabove149mph(240km/h)?
wupto168mph(270km/h)?
Yupto186mph(300km/h)?

@)Fortiresabove149mph(240km/h),
tiremanufacturerssometimesusethe
code“ZR”.
323

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Wheels

Glossaryoftireandloading
terminology
Accessoryweight
meansthecombinedweight(in
excessofthosestandarditems
whichmaybereplaced)ofauto-
matictransmission,powersteer-
ing,powerbrakes,powerwin-
dows,powerseats,radio,and
heater,totheextentthatthese
itemsareavailableasfactory-in-
stalledequipment(whetherin-
stalledornot).
Aspectratio
meanstheratioofthe heightto
thewidthofthetireinpercent.
Numbersof55orlowerindicatea
lowsidewallforimprovedsteer-
ingresponseandbetteroverall
handlingondrypavement.
Bead
meansthepartofthetirethatis
madeofsteelwires,wrappedor
reinforcedbyplycordsandthatis
shapedtofittherim.
Beadseparation
meansabreakdownofthebond
betweencomponentsinthebead.
Cord
meansthestrandsformingthe
pliesinthetire.
Coldtireinflationpressure
meansthetirepressurerecom-
mendedbythevehiclemanufac-
turerforatireofadesignated
sizethathasnotbeendrivenfor
morethanacoupleofmiles(kilo-
meters)atlowspeedsinthethree
hourperiodbeforethetirepres-
sureismeasuredoradjusted.
Curbweight
meanstheweightofamotorve-
hiclewithstandardequipmentin-
cludingthemaximumcapacityof
fuel,oil,andcoolant,aircondi-
tioningandadditionalweightof
optionalequipment.
Extraloadtire
meansatiredesignedtooperate
athigherloadsandathigherin-
flationpressuresthanthecorre-
spondingstandardtire.Extraload
tiresmaybeidentifiedas“XL”,
“xL’,“EXTRALOAD”,or“RF”on
thesidewall.
325

Wheels

GrossAxleWeightRating
(“GAWR”)
meanstheload-carryingcapacity
ofasingleaxlesystem,measured
atthetire-groundinterfaces.
GrossVehicleWeightRating
(“GVWR”)
meansthemaximumtotalloaded
weightofthevehicle.
Groove
meansthespacebetweentwoad-
jacenttreadribs.
Loadrating(code)
meansthemaximumloadthata
tireisratedtocarryforagivenin-
flationpressure.Youmaynotfind
thisinformationonalltiresbe-
causeitisnotrequiredbylaw.
Maximumloadrating
meanstheloadratingforatireat
themaximumpermissibleinfla-
tionpressureforthattire.
Maximumloadedvehicle
weight
meansthesumof:
(a)Curbweight
(b)Accessoryweight
(c)Vehiclecapacityweight,and
(d)Productionoptionsweight
326
Maximum(permissible)
inflationpressure
meansthemaximumcoldinfla-
tionpressuretowhichatiremay
beinflated.Alsocalled“maxi-
muminflationpressure.”
Normaloccupantweight
means150lbs.(68kilograms)
timesthenumberofoccupants
seatedinthevehicleuptotheto-
talseatingcapacity ofyourvehi-
cle.
Occupantdistribution
meansdistributionofoccupants
inavehicle.
Outerdiameter
meanstheoveralldiameterofan
inflatednewtire.
Overallwidth
meansthelineardistancebe-
tweentheexteriorsoftheside-
wallsofaninflatedtire,including
elevationsduetolabeling,deco-
rations,orprotectivebandsor
ribs.
Ply
meansalayerofrubber-coated
parallelcords.

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Wheels

Productionoptionsweight
meansthecombinedweightof
thoseinstalledregularproduction
optionsweighingover5lbs.
(2.3kg)inexcessofthosestand-
arditemswhichtheyreplace,not
previouslyconsideredincurb
weightoraccessoryweight,in-
cludingheavy dutybrakes,ride
levelers,roofrack,heavyduty
battery,andspecialtrim.
Radialplytire
meansapneumatictireinwhich
theplycordsthatextendtothe
beadsarelaidatsubstantially
90degreestothecenterlineof
thetread.
Recommendedinflation
pressure
see>page325,Coldtireinfla-
tionpressure.
Reinforcedtire
meansatiredesignedtooperate
athigherloadsandathigherin-
flationpressuresthanthecorre-
spondingstandardtire.Rein-
forcedtiresmaybeidentifiedas
“XL”,“xl”,“EXTRALOAD”,or“RF”
onthesidewall.
Rim
meansametalsupportforatire
oratireandtubeassemblyupon
whichthetirebeadsareseated.
Rimdiameter
meansnominaldiameterofthe
beadseat.Ifyouchangeyour
wheelsize,youwillhavetopur-
chasenewtirestomatchthenew
rimdiameter.
Rimsizedesignation
meansrimdiameterandwidth.
Rimwidth
meansnominaldistancebetween
rimflanges.
Sidewall
meansthatportionofatirebe-
tweenthetreadandbead.
Speedrating(lettercode)
meansthespeedatwhichatireis
designedtobedrivenforextend-
edperiodsoftime.Theratings
rangefrom93mph(150km/h)
to186mph(298km/h)>table
onpage323.Youmaynotfind
thisinformationonalltiresbe-
causeitisnotrequiredbylaw.
Thespeedratinglettercode,
whereapplicable,ismoldedon
thetiresidewallandindicatesthe>
327

8W0012721BG
Wheels

NEVEREXCEEDXXXKGORXXX
LBS”onyourvehicle’splacard
(tireinflationpressurelabel)
=>page332,fig.265.
.Determinethecombined
weightofthedriverandpas-
sengersthatwillberidingin
yourvehicle.
.Subtractthecombinedweight
ofthedriverandpassengers
from“XXX”kilogramsor“XXX”
poundsshownonthestick-
er>page332,fig.265.
.Theresultingfigureequalsthe
availableamountofcargoand
luggageloadcapacity.Forex-
ample,ifthe“XXX”amount
equals1400lbs.andtherewill
befive150lbs.passengersin
yourvehicle,theamountof
availablecargoandluggage
load capacityis650lbs.
(1400-750(5x150)=650
lbs.)
.Determinethecombined
weightofluggageandcargo
beingloadedonthevehicle.
Thatweightmaynotsafelyex-
ceedtheavailablecargoand
luggageload capacitycalculat-
edinStep4.
.Ifyourvehiclewillbetowinga
trailer,loadfromyourtrailer
willbetransferredtoyourvehi-
cle.Consultthismanualtode-
terminehowthisreducesthe
availablecargoandluggage
loadcapacityofyourvehicle.
>Checkthetiresidewall
(=page323,fig.262)todeter-
minethedesignatedloadrating
foraspecifictire.
Wheelboltsandrims
Wheelbolts
Wheelboltsmustbecleanandloosen/tighten
easily.
Rims
Rimswithaboltedrimring*orwith boltedwheel
covers*consistofmultiplepieces.Thesecompo-
nentswereboltedtogetherusingspecialbolts
andaspecialprocedure.Youmustnotrepairor
disassemblethem>A\.

ZAWARNING
Wheelboltsthataretightenedorrepairedin-
correctlycanbecomelooseandresultinloss
ofvehiclecontrol,whichincreasestheriskof
anaccident.Forthecorrecttighteningspecifi-
cation,see>page354,Finishing.
—Alwayskeepthewheelboltsandthethreads
inthewheelhubcleanandfreeofgrease.
—Onlyusewheelboltsthatfittherim.
—Alwayshavedamagedrimsrepairedbyan
authorizedAudidealerorauthorizedAudi
ServiceFacility.Neverrepair ordisassemble
rimsyourself,becausethisincreasestherisk
ofanaccident.

Wintertiressignificantlyimprovethevehicle's
handlingwhendrivinginwinterconditions.Be-
causeoftheirconstruction(width,compound,
337

8W0012721BG
Wheels

Afteraheavyimpactordamage,havethetires
andrimsinspectedorreplacedimmediatelyby
anauthorizedAudidealerorauthorizedAudi
ServiceFacility.
Low-profiletirescanwearoutfasterthanstand-
ardtires.
Uniformtirequalitygrading
—Treadwear
—TractionAAABC
—TemperatureABC
Qualitygradescanbefoundwhereapplicableon
thetiresidewallbetweentreadshoulderand
maximumsectionwidth>page323,fig.262.
Forexample:Treadwear200,TractionAA,Tem-
peratureA.
AllpassengercartiresmustconformtoFederal
SafetyRequirementsinadditiontothesegrades.
Treadwear
Thetreadweargradeisacomparativerating
basedonthewearrateofthetirewhentested
undercontrolledconditionsonaspecifiedgov-
ernmenttestcourse.
Forexample,a tiregraded150wouldwearone
andonehalf(11/2)timesaswellonthegovern-
mentcourseasa tiregraded100.
Therelativeperformanceoftiresdependsupon
theactualconditionsoftheiruse,however,and
maydepartsignificantlyfromthenormdueto
variationsindrivinghabits,servicepracticesand
differencesinroadcharacteristicsandclimate.
Traction
Thetractiongrades,fromhighestto lowest, are
AA,A,BandC.Thosegradesrepresentthetire's
abilitytostoponwetpavementasmeasuredun-
dercontrolledconditionsonspecifiedgovern-
menttestsurfacesofasphaltandconcrete.Atire
markedCmayhavepoortractionperformance
SA.
Temperature
ThetemperaturegradesareA(thehighest),B,
andC,representingthetire'sresistancetothe
generationofheatanditsabilitytodissipate
heatwhentestedundercontrolledconditionson
aspecifiedindoorlaboratorytestwheel.
Sustainedhightemperaturecancausethemate-
rialofthetiretodegenerateandreducetirelife,
andexcessivetemperaturecanleadtosudden
tirefailure>A\.
ThegradeCcorrespondstoalevelofperform-
ancewhichallpassengercartiresmustmeetun-
der theFederalMotorVehicleSafetyStandard
No.109.GradesBandArepresenthigher levels
ofperformanceonthelaboratorytestwheelthan
theminimumrequiredbylaw.

Z\WARNING
Thetractiongradeassignedtothistireis
basedonstraight-aheadbrakingtraction
tests,anddoesnotincludeacceleration,cor-
nering,hydroplaningorpeaktractioncharac-
teristics.

Z\WARNING
Thetemperaturegradeforthistireisestab-
lishedforatirethatisproperlyinflatedand
notoverloaded.Excessivespeed,underinfla-
tion,orexcessiveloading,eitherseparatelyor
incombination,can cause heatbuildupand
possibletirefailure.

Z\WARNING
Temperaturegradesapplytotiresthatare
properlyinflatedandnotoverorunderinflat-
ed.

Tirepressuremonitoring
system
(1)Generalnotes
Eachtire,includingthespare(ifprovided),
should becheckedmonthlywhencoldandinflat-
edtotheinflationpressurerecommendedbythe
vehiclemanufactureronthevehicleplacardor
tireinflationpressurelabel.(Ifyourvehiclehas
tiresofadifferentsizethanthesizeindicatedon>
339

8W0012721BG
Careandcleaning



—Toreducetheriskofcuts,protectyourself—Toreducetheriskofpaintdamage,donot
fromsharpmetalcomponentswhenwash-washthevehicleindirectsunlight.
ingtheunderbodyortheinsideofthewheel—Toreducetheriskofdamage,donotwash
housings.decorativedecals*withapressurewasher.
—Afterwashingthevehicle,thebrakingeffect—Toreducetheriskofdamagetothesurface,
maybedelayedduetomoistureonthedonotuseinsectremovingsponges,kitchen
brakerotorsoriceinthewinter.Thisin-sponges,orsimilaritems.
creasestheriskofanaccident.Thebrakes—Whenwashingmattefinishpaintedvehicle
mustbedriedwithafewcarefulbrakeappli-components:
cations.—Toreducetheriskofdamagetothesur-

face,donotusepolishingagentsorhard
@)Notewax.
—Ifyouwashthevehicleinanautomaticcar—Neveruseprotectivewax.Itcandestroy
wash,youmustfoldtheexteriormirrorsinthemattefinisheffect.
toreducetheriskofdamagetothemirrors.—Donotplaceanystickersormagnetic
Powerfoldingexteriormirrors*mustonlysignsonvehiclecomponentspaintedwith
befoldedinandoutusingthepowerfoldingmattefinishpaint.Thepaintcouldbe
function.damagedwhenthestickersormagnets
—To reducetheriskofdamagetotherimsareremoved.
andtires,comparethewidthbetweenthe
wheelsonyourvehiclewiththedistancebe-@)Forthesakeoftheenvironment
tweentheguiderailsinthecarwash.Onlywashthevehicleinfacilitiesspeciallyde-
—Toreducetheriskofdamage,comparethesignedforthatpurpose.Thiswillreduce the
heightandwidthofyourvehiclewiththeriskofdirtywatercontaminatedwithoilfrom
heightandwidthoftheinsideofthecarenteringthesewersystem.
wash.
Cleaningandcareinformation
Whencleaningandcaringforindividualvehiclearenotlisted,consultanauthorizedAudidealer
components,refertothefollowingtables.TheorauthorizedAudiServiceFacility.Alsofollow
informationcontainedthereissimplyrecommen-__theinformationfoundin>A.
dations.Forquestionsorforcomponentsthat
Exteriorcleaning






ComponentSituationSolution
Windshieldwiper|DepositsSoftclothwithglasscleaner,>page 54
blades
Headlights/DepositsSoftspongewithamildsoapsolution®
Taillights
Sensors/DepositsSensors:softclothwithasolvent-freecleaningsolution
cameralensesCameralenses:softclothwithanalcohol-freecleaningsol-
ution
Snow/iceHandbrush/solvent-freede-icingspray
WheelsRoadsaltWater
BrakedustAcid-freespecialcleaningsolution>

343

Technicaldata

Technicaldata
Identificationdata
Vehicleidentificationlabel

XXXXXXX-X-XXXXXXXXX
WOMEEMTnt,XXXXXXXXXXxXXXXXXKX
XXX XXX
B4H-0800
[Tye/TyPE
XXXXXXXXXXX.X.XXX
XXXKWXXX.
XXX.XXX
‘MOTORKB./GETR.KB.
ENG.CODE/TRANS. CODE
LACKNR.
/INNENAUSST.
XXXX
ranriasieata”—XXXX/XXXXXXX/XX
M,-AUSST./OPTIONS
EOA 7D5
2EHJOZ
3FC
FOA
TL63KA
1xw
716CV7
3L4
1SA

4UB6XM
1LB 5SG1AS
5MU7X1
OG7 OYH
U1AX9B
908
824
4X3 2K2 3Y0
413
QiA
5RW
1BA
9G3
8EH 803
7KO
4KC
7GB
OJF
QZz7
D2Da
a
5D2
46Q
XX.XXX.XXK.X_—XXXK
rr


Fig.289Vehicleidentificationlabel
Thevehicleidentificationlabel>fig.289islocat-
edintheluggagecompartmentunderthecargo
floorcover.
Thevehicleidentificationlabelinformationcan
alsobefoundintheWarranty andMaintenance
booklet.
Vehicledata
Thestickercontainsthefollowingvehicledata:
@®VehicleIdentificationNumber(VIN)
@Vehicletype,engineoutput,transmission
®Engineandtransmissioncodes
@Paintandinteriorcodes
©Optionalequipmentnumbers
Vehicleidentificationnumber(VIN)
TheVINislocatedinthefollowingareas:

MENU —Select:thebutton>Vehicle>leftcon-
trolbutton>Service&checks>Vehicleinfor-
mation.
—Onthevehicleidentificationlabel
—Atthefrontbehindthewindshield*
—intheenginecompartmentontherightside
Notesabouttechnicaldata
The
valuesmayvarybasedonspecialequipment
aswellasmarket-specificequipmentandmeas-
uringmethods.

Pleasenotethatthespecificationslistedinthe
vehicledocumentationalwaystakeprecedence.
G)Tips
Anytechnicaldatathatismissingwasnot
availableatthetimeofprinting.




Length(in(mm))|Width(in(mm))|Widthacrossthe|Heightatcurb
mirrors(in(mm))|weight(in(mm))
A4sedan186.1(4,726)72.5(1,842)79.6(2,022)56.2(1,427)
S4sedan186.8(4,745)72.5(1,842)79.6(2,022)55.3(1,404)
allroad187.0(4,750)72.5(1,842)79.6(2,022)58.8(1,493)

372