Airbagsystem
theseatmaypreventtheAdvancedAirbagSys-
temforthefrontpassengerseatfromdoingits
jobinacrash.
ThefrontAdvancedAirbagSystemconsists
ofthefollowing:
—Crashsensorsinthefrontofthevehiclethat
measurevehicleacceleration/decelerationto
provideinformationtotheAdvancedAirbag
Systemabouttheseverityofthecrash.
— Anelectroniccontrolunit,withintegrated
crashsensorsforfrontandsideimpacts.The
controlunit“decides”whethertofirethefront
airbagsbasedontheinformationreceivedfrom
thecrashsensors.Thecontrolunitalso“de-
cides”whetherthesafetybeltpretensioners
shouldbeactivated.
— AnAdvancedAirbagwithgasgeneratorand
controlvalveforthedriver insidethesteering
wheelhub.
— AnAdvancedAirbagwithgasgeneratorand
controlvalveinsidetheinstrumentpanelfor
thefrontpassenger.
—Acapacitivepassengerdetectionsystemunder-
neaththefrontpassengerseatcover.Thissys-
temmeasurestheelectricalcapacitanceofthe
personintheseat.Theinformationregistered
issent continuouslytotheelectroniccontrol
unit toregulatedeploymentofthefrontAd-
vancedAirbagonthepassengerside.
— Anairbagmonitoringsystemandindicator
lightEaintheinstrumentcluster.
—Asensorineachfrontseatregistersthedis-
tancebetweentherespectiveseatandthe
steeringwheelorinstrumentpanel.Theinfor-
mationregisteredissent continuouslytothe
electroniccontrolunittoregulatedeployment
ofthefrontAdvancedAirbags.
—ThePASSENGERAIRBAGOFF#;ON@light
comesonintheheadliner>page278,fig.234
andtellsyouthestatusoftheAdvancedAirbag
onthepassengerside.
—Asensorinthesafetybeltlatchforthedriver
andforthefrontseatpassengerthatsenses
whetherthatsafetybeltislatchedornotand
transmitsthisinformationtotheelectronic
controlunit.
274
ZAWARNING
Damagetothefrontpassengerseatcanpre-
ventthefrontairbagfromworkingproperly.
—Improperrepairordisassemblyofthefront
passengeranddriverseatwillpreventthe
AdvancedAirbagSystemfromfunctioning
properly.
—Repairstothefrontpassengerseatmustbe
performedbyqualifiedandproperlytrained
workshoppersonnel.
—Neverremovethefrontpassengeror driver
seatfromthevehicle.
—Neverremovetheupholsteryfromthefront
PassengerSeat.
—Neverdisassembleorremovepartsfromthe
seatordisconnectwiresfromit.
—Nevercarrysharpobjectsinyourpocketsor
putthemontheseat.Thecapacitivepassen-
gerdetectionmatinthefrontpassenger
seatwillnotfunctionproperlyifitispunc-
tured.
—Nevercarrythingsonyourlaporcarryob-
jectsonthefrontpassengerseat.Suchob-
jectscaninfluencethecapacitanceregis-
teredbythecapacitivepassengerdetection
system,so thatincorrectinformationispro-
videdtotheairbagcontrolunit.
—Neverstoreitemsunderthefrontpassenger
seat.PartsoftheAdvancedAirbagSystem
underthepassengerseatcouldbedam-
aged,preventingthemandtheairbagsys-
temfromworkingproperly.
—Neverplaceseatcoversorreplacementup-
holsterythathavenotbeenspecificallyap-
provedbyAudionthefrontseats.
—SeatcoverscanpreventtheAdvancedAirbag
Systemfromrecognizingchildrestraintsor
occupantsonthefrontpassengerseatand
preventthesideairbagintheseat backrest
fromdeployingproperly.
—Ifaseatheaterhasbeenretrofittedor oth-
erwiseaddedtothefrontpassengerseat,
neverinstallanychildrestraintsystemon
thisseat.
—Neverusecushions,pillows,blankets,or
similaritemsonthefrontpassengerseat.
Theadditionallayerspreventthecapacitive
80A012721BG
Airbagsystem
—Theinflatingairbagwillhitthechildsafety
seatorinfantcarrierwithgreatforceand
willsmashthechildsafetyseatandchild
againstthebackrest,centerarmrest,door
orroof.
—Alwaysinstallrear-facingchildsafetyseats
ontherearseat.
—Ifyoumustinstallarearward-facingchild
safetyseatonthefrontpassengerseatbe-
causeofexceptionalcircumstancesandthe
PASSENGERAIRBAGOFF%;lightdoesnot
comeonandstay on,immediatelyinstall
therear-facingchildsafetyseatinarear
seatingpositionandhavetheairbagsystem
inspectedbyyourauthorizedAudidealer.
ZAWARNING
Objectsbetweenyouandtheairbagwillin-
creasetheriskofinjuryinacrashbyinterfer-
ingwiththewaytheairbagunfoldsorbybe-
ingpushedintoyouastheairbaginflates.
—Neverholdthingsinyourhandsoronyour
lapwhenthevehicleisinuse.
—Nevertransportitemsonorintheareaof
thefrontpassengerseat.Objectscould
moveintotheareaofthefrontairbagsdur-
ingbrakingorothersuddenmaneuversand
becomedangerousprojectilesthatcan
causeseriouspersonalinjuryiftheairbags
inflate.
—Neverplaceorattachaccessoriesorother
objects(suchascupholders,telephone
brackets,large,heavyorbulkyobjects)on
thedoors,overornear theareamarked
“AIRBAG”onthesteeringwheel,instrument
panel,seatbackrestsorbetweenthose
areasandyourself.Theseobjectscould
causeinjuryinacrash,especiallywhenthe
airbagsinflate.
—Neverreclinethefrontpassenger'sseatto
transportobjects.Itemscanalsomoveinto
theareaofthesideairbagorthefrontair-
bagduringbrakingorinasuddenmaneuver.
Objectsnear theairbagscanbecomeprojec-
tilesandcauseinjury,particularlywhenthe
seatisreclined.
—Neverplaceortransportobjectsonthefront
passengerseat.Objectsonthefrontpassen-
gerseatcouldcausethecapacitivesensorin
theseattosignaltoairbagsystemthatthe
seatisoccupiedbyapersonwhenitinfactis
not,orthatthepersonontheseatisheavier
thanheorsheactuallyis.Thechangein
electriccapacitancebecauseofsuchobjects
cancausethepassengerfrontairbagtobe
turnedonwhenitshouldbeoff,orcan
causetheairbagtoworkinawaythatisdif-
ferentfromthewayitwouldhaveworked
withoutobjectsontheseat.
—Alwaysmakesurethatthereisnothingon
thefrontpassengerseatthatwillcausethe
capacitivepassengerdetectionsystemin
theseattosignaltotheAirbagSystemthat
theseatisoccupiedbyapersonwhenitis
not,ortosignalthatitisoccupiedbysome-
onewhoisheavierthanthepersonactually
sittingontheseat.Thepresenceofanob-
jectcouldcausethepassengerfrontairbag
tobeturnedonwhenitshouldbeoff,or
couldcausetheairbagtoworkinawaythat
isdifferentfromthewayitwouldhave
workedwithouttheobjectontheseat.
Z\WARNING
Thefinedustcreatedwhenairbagsdeploycan
causebreathingproblemsforpeoplewitha
historyofasthmaorotherbreathingcondi-
tions.
—Toreducetheriskofbreathingproblems,
thosewithasthmaorotherrespiratorycon-
ditionsshouldgetfreshairrightawayby
gettingoutofthevehicleoropeningwin-
dowsordoors.
—Ifyouareinacollisioninwhichairbagsde-
ploy,washyourhandsandfacewithmild
soapandwaterbeforeeating.
—Becarefulnottoget thedustintoyoureyes,
orintoanycuts orscratches.
—Iftheresidueshould getintoyoureyes,
flushthemwithwater.
277
80A012721BG
Airbagsystem
OFF3%;lightcomesonandstaysonallthe
timewhenever theignitionisswitchedon.
ZAWARNING
—IfthePASSENGERAIRBAGOFF%;light
doesnotgooutwhenanadultissittingon
thefrontpassengerseataftertakingthe
stepsdescribed above,makesuretheadult
isproperlyseatedandrestrainedatoneof
therearseatingpositions.
—Havetheairbagsysteminspectedbyyour
authorizedAudidealer before transporting
anyoneonthefrontpassengerseat.
@®Tips
Ifthecapacitivepassengerdetectionsystem
determinesthatthefrontpassengerseatis
empty,thefrontalairbagonthepassenger
sidewillbeturnedoff,andthePASSENGER
AIRBAGOFF%;lightwillstayon.
Repair,careanddisposaloftheairbags
Partsoftheairbagsystemareinstalledatmany
differentplacesonyourAudi.Installing,remov-
ing,servicingorrepairingapartinanareaofthe
vehiclecandamageapartofanairbagsystem
andpreventthatsystemfromworkingproperly
inacollision.
Therearesomeimportantthingsyouhaveto
knowtomakesurethattheeffectivenessofthe
systemwillnot beimpairedandthatdiscarded
componentsdonotcauseinjuryorpollutethe
environment.
ZAWARNING
Impropercare,servicingandrepairproce-
durescanincreasetheriskofpersonalinjury
anddeathbypreventinganairbagfromde-
ployingwhenneededordeployinganairbag
unexpectedly:
—Nevercover,obstruct,orchangethesteer-
ingwheelhornpadorairbagcoverorthein-
strumentpanelormodifytheminanyway.
—Neverattachanyobjectssuchascupholders
ortelephonemountingstothesurfacescov-
eringtheairbagunits.
—Forcleaningthehornpadorinstrument
panel,useonlyasoft,dryclothoronemois-
tenedwithplainwater.Solventsorcleaners
coulddamagetheairbagcoverorchange
thestiffnessorstrengthofthematerial so
that
theairbagcannotdeployandprotect
properly.
—Neverrepair,adjust,orchangeanypartsof
theairbagsystem.
—Allworkonthesteeringwheel,instrument
panel,frontseatsorelectricalsystem(in-
cludingtheinstallationofaudioequipment,
cellulartelephonesandCBradios,etc.)
mustbeperformedbyaqualifiedtechnician
whohasthetrainingandspecialequipment
necessary.
—Foranyworkontheairbagsystem,we
stronglyrecommendthatyouseeyourau-
thorizedAudidealerorqualifiedworkshop.
—Nevermodifythefrontbumperorpartsof
thevehiclebody.
—Alwaysmakesurethatthesideairbagcan
inflatewithoutinterference:
—Neverinstallseatcoversorreplacement
upholsteryoverthefrontseatbacksthat
havenotbeenspecificallyapprovedbyAu-
di.
—Neveruseadditionalseatcushionsthat
covertheareaswherethesideairbagsin-
flate.
—Damagetotheoriginalseatcoversor to
theseamintheareaofthesideairbag
modulemustalwaysberepairedimmedi-
atelyby anauthorizedAudidealer.
— Theairbagsystemcandeployonlyonce.Af-
teranairbaghasbeendeployed,it mustbe
replacedwithnewreplacementpartsde-
signedandapprovedespeciallyforyourAudi
model
version.Replacementofcomplete
airbagsystemsorairbagcomponentsmust
beperformedbyqualifiedworkshopsonly.
Makesurethatanyairbagserviceactionis
enteredinyourAudiWarranty&Mainte-
nancebookletunderAIRBAGREPLACEMENT
RECORD.
—Forsafetyreasonsinsevereaccidents,the
alternatorandstarterareseparatedfrom
281
Childsafety
onallthetimewhenevertheignitionis
switchedon.
—IfthePASSENGERAIRBAGOFF%;light
doesnotcomeonandstayon,immediate-
lyinstalltheforward-facingchildseatina
rearseatingpositionandhavetheairbag
systeminspectedbyyourauthorizedAudi
dealer.
—Alwaysbucklethechildseatfirmlyinplace
evenifa childisnotsittinginit.Aloose
childseatcanflyaroundduringasudden
stoporinacollision.
—AlwaysreadandheedallWARNINGS
wheneverusinga childrestraintinavehi-
cle>page258,Safetybelts,>page266,
Airbag
systemand>page288,Important
information.
@)Tips
Alwaysreplacechildrestraintsthatwerein-
stalledinavehicleduringacrash.Damageto
a childrestraintthatisnotvisiblecouldcause
ittofail inanothercollisionsituation.
ONETeeReameeMaalCele)
Yourvehicleisequippedwithan“AdvancedAir-
bagSystem”incompliancewithUnitedStates
FederalMotorVehicleSafetyStandard(FMVSS)
208,aswellasCanadaMotorVehicleSafety
Standard(CMVSS)208asapplicableatthetime
yourvehiclewasmanufactured.
TheAdvancedAirbagsysteminyourvehiclehas
beencertifiedtomeetthe“low-risk”require-
mentsfor3-and6-yearoldchildrenonthepas-
sengersideandsmalladultsonthedriverside.
Thelowriskdeploymentcriteriaareintendedto
reducetheriskofinjurythroughinteractionwith
theairbagthatcanoccur,forexample,bybeing
tooclosetothesteeringwheelandinstrument
panelwhentheairbaginflates.Inaddition,the
systemhasbeencertifiedtocomplywiththe
“suppression”requirementsoftheSafetyStand-
ard,toturnoffthefrontairbagforinfantsupto
12monthswhoarerestrainedonthefrontpas-
sengerseatinchildrestraintsthatarelistedin
theStandard.
290
EventhoughyourvehicleisequippedwithanAd-
vancedAirbagsystem,allchildren,especially
those12yearsandyounger,shouldalwaysridein
thebackseatproperlyrestrainedfortheirage
and
size.Theairbagonthepassengersidemakes
thefrontseatapotentiallydangerousplacefora
childtoride.Thefrontseatisnot thesafestplace
forachildinaforward-facingchildsafetyseat.It
canbeaverydangerousplaceforaninfantora
largerchildinarearward-facingseat.
Thevehicle'sAdvancedAirbagSystemhasaca-
pacitivepassengerdetectionsysteminthefront
passengerseatcushionthatcandetectthepres-
enceofababyorachildinachildrestraintsys-
temonthisseat.
Thecapacitivepassengerdetectionsystemregis-
tersthechangesthatresultinanelectricalfield
when achild,achildrestraint,andababyblanket
areonthefrontpassengerseat.Thechangein
themeasuredcapacitanceduetothepresenceof
achild,a childrestraint,andababyblanketon
thefrontpassengerseatisrelatedtothechildre-
straintsystemrestingontheseat.Themeasured
capacitanceofachildrestraintsystemvariesde-
pendingonthetypeofsystemandspecificmake
andmodel.
Theelectricalcapacitanceofthevarioustypes,
makes,andmodelsofchildrestraintsspecified
bytheU.S.NationalHighwayTrafficSafetyAd-
ministration(NHTSA)intherelevant safety
standardarestoredintheAdvancedAirbagSys-
temcontrolunittogetherwiththecapacitances
typicalofinfantsanda1-yearoldchild.Whena
child
restraintisusedonthefrontpassengerseat
withatypical1year-oldinfant,theAdvancedAir-
bagSystemcomparesthecapacitancemeasured
bythecapacitivepassengerdetectionsystem
withthedatastoredintheelectroniccontrol
unit.
CeaeReiteceaWahiteWayled
Regardlessofthechildrestraintthatyouuse,
makesurethatithasbeencertifiedtomeetSafe-
tyStandardsandhasbeencertifiedbyitsmanu-
facturerforusewithanairbag.Alwaysbesure
thatthechildrestraintisproperlyinstalledat>
80A012721BG
Wheels
not permittedcanleadtove-
hicledamageoraccidents.
—Ifyouinstallwheelcoverson
thevehicle,makesuretheyal-
lowenoughaircirculationto
coolthebrakesystem.Ifthey
donot,thiscouldincreasethe
riskofanaccident.
Tirewearanddamage
B4H-0415
Fig.265Tireprofile:treadwearindica-
tor
Tirewear
Checkthetiresregularlyforwear.
—Inflationpressurethatistoolow
orhighcanincreasetirewear
considerably.
—Drivingquicklythroughcurves,
rapidacceleration,andheavy
brakingincreasetirewear.
—HaveanauthorizedAudidealer
orauthorizedAudiServiceFacili-
DObeyanyapplicableregulationsinthe
country
wherethevehicleisbeingoper-
ated.
tycheckthewheelalignmentif
thereisunusualwear.
—Havethewheelsrebalancedifan
imbalanceiscausingnoticeable
vibrationinthesteeringwheel.
Ifyoudonot,thetiresandother
vehiclecomponentscouldwear
morequickly.
Treadwearindicator
Originalequipmenttirescontain
treadwearindicatorsinthetread
pattern,whicharebarsthatare
1/16in(1.6mm)highandare
spacedevenlyaroundthetireper-
pendiculartotherunningdirec-
tion>fig.265.Theletters“TWI”
ortrianglesonthetiresidewall
indicatethelocationofthetread-
wearindicators.
Thetireshavereachedthemini-
mumtreaddepth))whenthey
haveworndowntothetreadwear
indicators.Replacethetireswith
newones>A.
Tirerotation
Rotatingthetiresregularlyisrec-
ommendedtoensurethetires
wearevenly.Torotatethetires,
333
>
Wheels
tires.Ifthepressurechangesinoneormore
tires,thisisindicatedintheinstrumentcluster
displaywithanindicatorlight(Jandamessage.
Ifonlyonetireisaffected,thelocationof that
tirewillbeindicated.
ThetirepressuresmustbestoredintheInfotain-
mentsystemagaineachtimethepressures
change(switchingbetweenpartialandfullload
pressure)orafterchangingorreplacinga tireon
yourvehicle>page342.Thetirepressuremoni-
toringsystemonlymonitorsthetirepressureyou
havestored.Refertothetirepressurelabelfor
therecommendedtirepressureforyourvehicle
=>page334,fig.267.
Tiretreadcircumferenceandvibrationcharacter-
isticscanchangeandcauseatirepressurewarn-
ingif:
—Thetirepressureinoneormoretiresistoolow
—Thetireshavestructuraldamage
—Thetire wasreplacedorthetirepressurewas
changedanditwasnotstored>page342
—Tiresthatareonlypartiallyusedarereplaced
withnewtires
Indicatorlights
®-Lossofpressureinatleastonetire>A\.
Checkthetiresandreplaceorrepairifnecessary.
Check/correctthepressuresofallfourtiresand
storethepressureagainintheInfotainmentsys-
tem>page342.
ia(TirePressureMonitoringSystem)Tirepres-
sure:malfunction!Seeowner'smanual.ri
appearsafterswitchingtheignitiononorwhile
drivingandthe@indicatorlightintheinstru-
mentclusterblinksforapproximatelyone minute
andthenstayson,thereissystemmalfunction.
Trytostorethecorrecttirepressures
=>page342.Insomecases,youmustdrivefor
severalminutesafterstoringthepressuresuntil
theindicatorlightturnsoff.Iftheindicatorlight
doesturnofforturnsonagainafterashortperi-
odoftime,drivetoanauthorizedAudidealeror
authorizedAudiServiceFacilityimmediatelyto
havethe malfunctioncorrected.
342
ZAWARNING
—Ifthetirepressureindicatorappearsinthe
display,reduceyourspeedimmediatelyand
avoidanyhardsteeringorbrakingmaneu-
vers.Stopassoonaspossibleandcheckthe
tiresandtheirpressure.
—Thedriverisresponsibleformaintainingthe
correcttirepressure.Youmustcheckthe
tirepressureregularly.
—Undercertainconditions(suchasasporty
drivingstyle,winterconditions,orunpaved
roads),thetirepressuremonitoringsystem
indicatormaybedelayed.
@Tips
—Thetirepressuremonitoringsystemcanal-
sostopworkingwhenthereisanESCmal-
function.
—Usingsnowchainsmayresultinasystem
malfunction.
—Thetirepressuremonitoringsysteminyour
Audiwascalibratedwith“AudiOriginal
Tires”>page331.Usingthesetiresisrec-
ommended.
Storingtirepressures
Appliesto:vehicleswithTirePressureMonitoringSystemin-
dicator
Ifthetirepressurechangesoratireisreplaced,
itmustbeconfirmedintheInfotainmentsys-
tem.
>Beforestoringthetirepressures,makesurethe
tirepressuresinallfourtiresmeetthespeci-
fiedvaluesandareadaptedtotheload
=>page334.
>Switchtheignitionon.
>SelectintheInfotainmentsystem:[MENU]but-
ton>Vehicle>Service&checks>Tirepressure
monitoring>Storetirepressure>Yes,store
now.
G@)Tips
Donotstorethetirepressuresifsnowchains
areinstalled.
Fusesandbulbs
Fusepanel(8)(red)Fusepanel(0)(black)
3|Lumbarsupport9|Adaptivecruisecontrol
4Automatictransmissionselectormecha-10|Exteriorsound,pedalmodule
nism11|Videocamera
5|Horn12|Rightheadlight
6|Electromechanicalparkingbrake13|Leftheadlight
7|Gatewaycontrolmodule14|Transmissionfluidcoolingvalve
8|Interiorheadlinerlights16|Rear SeatEntertainmentpreparation
9|Emergencycallsystem
10|AirbagcontrolmoduleSeeman
No.|Equit
11|ElectronicStabilizationControl(ESC)o:|Fampmen
12|Diagnosticconnector,light/rainsensor2_|HeplbarseB18
13|Climatecontrolsystem2|Engrswaves—
14|RightfrontdoorcontrolmoduleBi,|sukOnneaeeneent
15|A/Ccompressor7|Instrumentpanel
8|Climatecontrolsystem(blower)
Fusepanel©(black)10|Dynamicsteering
No.
|
Equipment11|Enginestart
1|Frontseatheating
2|WindshieldwipersFuseassignment-Driver'sside ofthe
3|Leftheadlightelectronics(foedo}g
4|Panoramicglassroof2
5|LeftfrontdoorcontrolmoduleZ
6|Sockets:
7
|Rightreardoorcontrolmodule
8|Allwheeldrive
9|Rightheadlightelectronics
Windshieldwashersystem/headlight
10
washersystem|
11
|
LeftreardoorcontrolmoduleFig.282Driversidecockpit:fusepanelwithplasticbracket
Fusepanel(0)(black)Fusepanel
No.
|
EquipmentNo.
|
Equipment
Seatventilation,rearviewmirror,climate2
|
Telephone
1|controlsystem,rearclimatecontrolsys-
4|Head-updisplay
temcontrols,windshielddefogger
5|Audimusicinterface,USBchargingport
2|Gateway,climatecontrolsystem-=
—Frontclimatecontrolpanel,instrument
4|Clutchpedalpositionsensor 6
panel
5._|Enginestart7|Steeringcolumnlock
7|RearUSBchargingpart8|Infotainmentsystemdisplay
8Garagedooropener,electromechanicalac-9|Instrumentcluster
tiverollstabilization
80A012721BG
10|Infotainmentunit
359
Fusesandbulbs
FusepanelFusepanel(8)(red)
11|Lightswitch,switchpanelNo.|Equipment
12|SteeringcolumnelectronicsNotassigned
14|Infotainmentsystem
15|Steeringcolumnadjustment
16|Steeringwheelheating
Fuseassignment-Leftsideoftheluggage
compartment
Fig.283Leftside oftheluggagecompartment:fusepanel
withplasticclip
Fusepanel@)(black)
No.|Equipment
Windshielddefroster
Windshielddefroster
Airsuspension/suspensioncontrol
Automatictransmission
Rearwindowdefogger
Rearseatheating
Lefttaillights
10|Leftsafetybelttensioner
WO}lAINI
AD)
MW)
nN
11|Centrallockingsystem
12|Luggagecompartmentlid
360
Fusepanel©(brown)
z°.|Equipment
Telephone
Lumbarsupport
Audisideassist
Rear SeatEntertainmentpreparation
Vehicleopening/start(NFC)
Smartmodule(tank)
WOl/oOlIN|M|ALWINClimatizedcupholder
bBRAuxiliarybatterycontrolmodule
BRNGaragedooropener
BWwRearviewcamera,peripheralcameras
Righttaillights
Rightsafetybelttensioner
Bfy
Bba
Fusepanel()(red)
No.|Equipment
Sound-amplifier
Trailerhitch(rightlight)
Trailerhitch
Trailerhitch(leftlight)
Trailerhitch(socket)
10|Sportdifferential
WOl/OIN|
MIN
Bulbs
Replacinglightbulbs
Foryoursafety,werecommendthatyouhave
yourauthorizedAudidealerreplaceanybulbsfor
you.
Itisbecomingincreasinglymoreandmorediffi-
culttoreplacevehiclelightbulbssinceinmany
cases,otherpartsofthecarmustfirstbere-
movedbeforeyouareabletogettothebulb.
This appliesespeciallytothelightbulbsinthe
frontofyourcarwhichyoucanonlyreach
throughtheenginecompartment.
Sheetmetalandbulbholderscanhavesharp
edgesthatcan causeseriouscuts,partsmustbe>