APEXi S-AFCII (SAFC 2) User manual

1
SUPER
AIRFLOW CONVERT ER
SUPERAIRFLOWCONVERTER
INSTRUCTIONMANUAL
ThankyouforpurchasingtheAPEXERA
Super Airflow Converter.  Please read
throughthisInstructionManualtooper-
atethisproductcorrectlyandkeepit
neartheproductsothatyoumayrefer
toitwhenevernecessary.Ifyoutrans-
fertheproducttoanothercustomer,be
sure to attach this Instruction Manual
andthewarrantytotheproduct.
ＳＵＰＥＲＡＦＣⅡ
４０１−Ａ９１１／４０１−Ａ９１３
Carmodelsmentionedinthewiringdiagrambymodel
Airflow/pressuresensorsignaladjustment
Productname
Productcode
Applicablecarmodels
Application

2
Contents
Chapter１Introduction
SafetyPrecautions__________________________________________________________ ４
FeaturesofthisProduct _____________________________________________________ ６
NamesandFunctionsofParts ________________________________________________ ８
Partslist...............................................................................................................８
Namesofparts .....................................................................................................８
Meaningsofoperationsymbolsappearinginthisdocument.....................................８
Chapter２InitialSetup
ProcedurebeforeUsingThisProduct__________________________________________ １２
Performinitialsetup. _______________________________________________________ １３
Settingthesensortypeandsensornumber【ＳｅｎｓｏｒＴｙｐｅ】..........................................１３
Settingthenumberofcylinders【ＣａｒＳｅｌｅｃｔ】.................................................... １３
Checkingthethrottlesensorvoltage【Ｓｅｎｓｏｒｃｈｋ】 ............................................ １３
Settingthethrottlesensortype【ＣａｒＳｅｌｅｃｔ】.................................................... １３
Learningthethrottleopening.............................................................................. １３
Correctingtheknockingsignal【ＫｎｋＳｅｔ】..........................................................１３
Chapter３OutlineofOperatingMethod
OutlineofFunctionsandOperatingMethod_____________________________________ １６
FunctionsandOperationsinmonitormode_____________________________________ １８
FunctionsandOperationsinthesettingmode __________________________________ １９
FunctionsandOperationsintheetc,mode______________________________________ １９
Chapter４MonitorMode【Ｍｏｎｉｔｏｒ Ｍｅｎｕ】
ChannelSelect【１Ｃｈａｎｎｅｌ】〜【４Ｃｈａｎｎｅｌ】 ２２
AplotdisplayismadebyusingtheRPMfortheaxis.【Ｒｅｖ.-[Ｙ]】２７
Chapter５SettingMode【Ｓｅｔｔｉｎｇ Ｍｅｎｕ】
Aircorrectionfactorsetting（Throttleopening,large）【Ｈｉ-Ｔｈｒｔｌ】３０
Aircorrectionfactorsetting（Throttleopening,small）【Ｌｏ-Ｔｈｒｔｌ】３０
Throttleopeningsetting【ＴＨ-Ｐｏｉｎｔ】 ３２
AircorrectionengineRPMsetting【Ｎｅ-Ｐｏｉｎｔ】３４
Decelerationairupperlimitsetting【Ｄｅｃ.-Ａｉｒ】３６
Knockingsignalcorrection【ＫｎｋＳｅｔ】３８
Datafile【ＤａｔａＦｉｌｅ】４０
Chapter６Etceteras（etc.）Mode【ｅｔｃ．Ｍｅｎｕ】
Sensortypeandsensornumbersetting【ＳｅｎｓｏｒＴｙｐｅ】 ４４
Number-of-cylindersandthrottlesensortypesetting【ＣａｒＳｅｌｅｃｔ】５０
Sensorcheck【Ｓｅｎｓｏｒｃｈｋ】５２
Displayscalesetting【ＤｉｓｐＳｃａｌｅ】５３
Warningsetting【ＷａｒｎｉｎｇＳｅｔ】５４
Passwordsettingandchange【ＰａｓｓＬｏｃｋ】５６
VFDbrightnessadjustment【ＶＦＤＢｒｉｇｈｔ】５８
Programversioncheck【ＰｒｏｇｒａｍＶｅｒ.】５９
Alldatainitialization【Ｉｎｉｔｉａｌｉｚｅ】６０
Troubleshooting ___________________________________________________________ ６２

3
Chapter１ Introduction
SafetyPrecautions___________________________________ ４
FeaturesofthisProduct ______________________________ ６
NamesandFunctionsofParts _________________________ ８
Partslist.................................................................................８
Namesofparts .......................................................................９
Meaningsofoperationsymbolsappearinginthisdocument.....９

4
●Donotusethisproductforanyapplicationotherthanapplicablevehiclesor
applicablegoods.
Weshalldisclaimtheresponsibilityforoperationsinanapplicationotherthantheapplic
ablevehiclesorapplicablegoods.Itwillresultinanunexpectedaccident.

●Ifthisproductgivesoutanyabnormalnoiseoroffensivesmell,stopoperati
ngtheproductimmediately.
Usingtheproductinthisstatuswillresultinanelectricshock,fire,ordamageofelec-
tricparts.Consultthedistributororyournearestbusinessofficeforinformation.

●Donotusethisproductanditsaccessoriesinanywayotherthanspecified
byAʼPEX.
Inthiscase,weshalldisclaimallresponsibilityforanydamageorlosstothecustomer
andthirdpersons.

●Donotturnonand/oroffimmediatelyduringandafteroperatingthekey
Set/recordeddatamaybelost.
SafetyPrecautions
Please read “Safety Precau-
tions” carefully to operate
the  product  with  safety.
Keep the Instruction Manual
inhandandrefertoitwhen-
everneeded.
The Instruction Manual de-
scribes the items that you
mustobservetooperatethe
product without giving any
injury to you, other people
anddamagetoproperty.The
meanings of pictorial indica-
tions (signal words) are as
shown on right.  Please un-
derstand their contents cor-
rectlybeforestartingtoread
thetext.
■Explanationofindications
Thisindicatestheexistenceofpotential
hazardthatwillresultindeathorseri-
ous injury of theoperator or a third
personiftheproductiswronglyoper-
atedindisregardofthisindication.

Thisindicatestheexistenceofpotential
hazardthatwillresult inslight injury
ormediumdamagetotheoperatorora
thirdperson,andthatwillresultinonly
physical damage if the product is
wrongly operated in disregard of this
indication.

Thisindicatesthecontentsofafailure
inobtainingthefullperformanceofthe
product,oraproductfailureorfaulty
functionitemiftheproductiswrongly
operatedindisregardofthisindication.
MeaningIndication
WARNING
！
CAUTION
！
REQUEST
WARNING
！

5
●Thedrivermustnotoperatethisproductduringdriving
Thismayinterferewithdrivingoperations,resultinginanaccident.
●Mountthisproductsecurely.Donotinstallitinanunstableplacethat
mayinterferewithdriving
Thismayinterferewithdriving,resultinginanaccident.

●Wheninstallingtheproduct,removethenegativeterminalofthebattery
beforehand
Afiremaybecausedbyshortcircuitorelectricpartsmaybedamagedorburntout

●Whenremovingacoupler,besuretoholdthecouplerwithoutpullingthe
harness
Iftheharnessispulled,afiremaybecausedbyshortcircuitorelectricpartsmaybe
damagedorburntout

●Besuretoperformwiringinaccordancewiththecontentsdescribedinthe
InstructionManual
Incorrectwiringwillresultinafireorotheraccidents

●Ifanyadjustmentmustbemadeduringactualdriving,takespecialcarenot
tointerferewithothertraffic,observingthetrafficlawsandregulations
Itwillinterferewithdriving,resultinginanaccident
WARNING
！
●Regardingtheinstallationofthisproduct,besurethatitisinstalledbyan
experiencedprofessional
Installingtheproductrequirestechnicalknowledgeandskill.Besurethattheinstaller
installstheunitsecurely

●Donottamper,disassemble,ormodifythisproduct
Thismaycauseanaccident,fire,electricshock,orelectricpartswillbedamagedor
burntout

●Donotdropthisproductorexposeittostrongshock
Thismaycauseamalfunction,therebygivingdamagetotheproductandthevehicle

●Do not operate this product under direct sunlight or in high-temperature
vehicleinteriorsthatarenotair-conditionedinthesummerseason
Amalfunctionwillbecaused,therebygivingdamagetotheproductandthevehicle

●Donotinstalltheproductinahigh-temperatureplaceorinaplaceexposed
todirectwater
Itwillcauseanelectricshockorfire,orelectricpartswillbedamaged.Themalfunction
maydamagethevehicle
CAUTION
！

6
FeaturesofthisProduct
TheSUPERAFCIIisafueladjustmentcontrollerinwhichtheairflowsensorsignalorthep
ressuresensorsignalcanbemodifiedina12pointRPMrangeby1%incrementstoincreas
e/decreasefuelinarangeof＋50%to−50%.TheRPMtobecorrectedcanbeoptionallyse
tin200RPMincrements,andcorrectionscanbemadeaccordingtothrottleopeningamoun
ts.Inaturboequippedvehiclewithahotwiretypeairflowmeter,thiscontrollerprovidesa
preventivefunctionforenginestallduetoblow-backduringthrottlereturn.Thecontroller,
whichincludesaknockingmeter,allowsthemonitoringofknocklevelscheckkeepingtheen
gineunderitsoptimumconditionatalltimes.(Vehiclemusthaveafactoryknocksensor)
●Thisproductcannotbeusedforanyapplicationotherthanthevehicles
mentionedintheseparateVehicleSpecificApplicationCharts
●Notethatnoiseinterferencemaybecausedtoradio,TV,etc.depending
onthemountinglocationofthisproductandtheroutingofthe signal
harness
●ThisproductgeneratesheatinthepowerONstatus.Thisisnotabnormal
CAUTION
！
■Unconventionallargescreenmonitorusingahigh-brightnessVFD
Thefuturisticfrontfaceofthisunitusesthelargescreen,high-brightnessandeasyto
readVFD(VacuumFluorescentDisplay)
Use of the dot-matrix large screen monitor allows the displaying several types of
informationsimultaneously.Displayvariationsarenotlimitedtoonlynumericvalue
display,butalsographdisplay,analogdisplay,andothervariousdisplaysareshown.
Thisallowsthedrivertorecognizeimportantinformationinaninstant

■Utilizesathincaseandsinglebutton
Athincaseof52mm(L)×126mm(W)×18mm(D)(Minimum)hasbeenachievedbyop
timizationofthecircuitboardandcasedesign.Theproductcanbeeasilyinstalledont
hesteeringcolumnordashboard.Sincethereisnoseparateunitbesidesthemainunit
itisnotnecessarytosecureaplaceforinstallinganyseparateunit.Usinga4-direction
switchwithacenterpushbuttonandarotaryswitchgetsridofthebutton-to-button
distanceandpermitsquickoperations,therebyprovidingefficientoperationoftheunit

■Battery-lessmemorythatcankeepinitialsetupdatainthememoryevenif
thevehiclebatteryisdisconnected
WiththeuseoftheEEPROM,theinitialsetupdataisnotlostunlessinitializationisperf
ormed,evenifthepowersupplyisturnedofforthevehiclebatteryisdisconnected.The
settingdata,suchaspeakvalueandcorrectionvalue,isneverlost.Accordingly,ifthe
vehiclebatteryisdisconnectedforserviceinspection,initialsetupandsettingsdonot
needtobeperformedagainandthedatahistoryisnotlost

7
■Storingtwopatternsofsettingdatainthememory
Twopatternsofsettingdataincludingaircorrectionfactor,throttleopening,aircorrecti
onenginerevolutionspeed,decelerationairupperlimit,etc.canbestoredinthememory.
Therearetwofilesthatcanbestoredinthememory.Thesettingdatacanbeselectedi
naninstantaccordingtoeachdrivingstagesuchascircuitdriving,towndriving,andwi
ndingdriving.Whendrivingonthesamestage,twopatternsofsettingdatacanbecom
pared.Thesepatternsofsettingdatacanbeusedforvariouspurposes
■Settingdisablefunctionbypassword
Ifthesettingdataorinitialsetpointsarechangedbymisoperationormischief,thecarc
onditionmaybedeteriorated,orintheworstcase,theenginemaybedamaged.IntheS
AFC2II,whentheusersetsapasswordoptionally,changingthesettingdataorinitialse
tupitemsisdisabled
■Warningfunctiontomakehazardknown
Itispossibletosetwarningvaluesfortheairflowusingratio,suctiontubepressure,Kar
manswirlsensorfrequency,knocking,andenginerevolutionspeed
Wheneachitemisset,thecarconditioncanbepreciselyjudged.Thesettingfortheeng
inespeedcanalsobeusedasashifttimingpoint
◆Knocking
Spontaneousignitioniscausedbytheheatandpressureofmixedairintheburning
portionofnon-combustiongasfarfromtheplugandtheheatofcombustionchamber
wall,sothatthegasinthewholecombustionchambergenerateshigh-pressurewaves
momentarily.Inthisphenomenon,strongmetallicnoiseisoutputfromtheengineunlike
carknockingbywhichthecarbodybecomesjerky,withtheresultthatthevalveis
damagedandthepistonisseized,therebygivingfataldamagetotheengine.
As countermeasures, fuel adjustment, ignition timing adjustment, compression ratio
adjustment,improvementofintake-sidesquisharea,useofmirrortypecombustionroom
wall,andprofileimprovementoftheexhaust-sidecamshaftcanbementioned
●Duringdriving,thedrivermustnotoperatethisproductinanycase
Itwillinterferewithdrivingoperationsorresultinanaccident
●Ongeneralpublicroads,observetheroadandtrafficlawtodrivethe
carcarefully
WARNING
！

8
NamesandFunctionsofParts
■Partslist
Beforeinstallingthisproduct,besuretocheckthepartslisttoconfirmthattherearenot
anyforeignormissingparts.Ifanydifferenceisfoundbetweentheactualpartsandthe
partslist,pleasecontactthedealerofpurchase.

1.Mainunit 2.Instruction manual(Operation part)3.Wiringdiagrambymodel4.Collection of setting data
5.Operationtransitiondiagram 6.Signalharness 7.Splittingharness 8.Plug
9.Malesleeve 10.Plugreceptacle
１unit １volume(thisdocument) 1volume 1volume
1sheet 1piece 1piece
4pieces 4pieces 4pieces
11.Femalesleeve
SUPER
AIRFLOW CONVERT ER
6pieces
12.Splice
1pieces
13.Mountingstay




4pieces

INSTRUCTIONMANUAL
WIRING DIAGRAMBY MODEL
COLLECTION OF SETTING DATA 

9
●Popupmenu
Whenyoupressthecenterpushbutton,thepopupmenushownat
rightappears.Theselectedportionwillappearasareversedisplay.
Makeaselectionbytheupper/lower/left/rightpartofthecenter
switchanddecidetheselectionbypushingthecenterpushbutton
Themeaningsofalphabeticcharactersareasfollows
Ｔｐ［ＴＯＰ］ ...... Gobacktothemainmenu
Ｎｘ［ＮＥＸＴ］ ..... Gotothenext
Ｐｒ［ＰＲＥＶＩＯＵＳ］.Gobacktotheprevious
Ｃｎ［ＣＡＮＣＥＬ］ .. Cancelthepopupmenu
Ｎｘ
Example) Pressthecenterpushbuttonandselect[Nx]in
thepopupmenu
4-direction switch with a
centerpushbutton
Rotaryswitch
SUPER
AIRFLOW CONVERT ER
Opticalsensor
(CDSsensor)
VFDdisplaysection
■Namesofparts
■Meaningsofoperationsymbolsappearinginthisdocument
※Presstherightpartofthe
centerswitch
※Presstheupperpartofthecenter
switch
※Presstheleftpartofthecenter
switch
※Pressthelowerpartofthe
centerswitch
※Pressthecenterpushbutton
※Turntherotaryswitchcounterclockwiseorclockwise
Whentherotaryswitchisturnedclockwise,thenumericvalueshiftsinthe
positivedirectionorthecursormovesupward.
Whentherotaryswitchisturnedcounterclockwise,thenumericvalueshiftsin
thenegativedirectionandthecursormovesdownward.Theupper/lowerpart
ofthecenterswitchhasthesamefunctionastherotaryswitch

10

11
第２章Chapter2
ProcedurebeforeUsingThisProduct ___________________12
Performinitialsetup _________________________________13
Settingthesensortypeandsensornumber............................13
Settingthenumberofcylinders..............................................13
Checkingthethrottlesensorvoltage......................................13
Settingthethrottlesensortype .............................................13
Learningthethrottleopening .................................................13
Correctingtheknockingsignal ...............................................13
InitialSetup

12
ProcedurebeforeUsingThisProduct
Installthisproduct
Thedetailsoftheinstallationprocedurearedescribedintheseparate“VehicleSpecificWiringDiagram.”
Installtheproductsecurelyreferringtothe“VehicleSpecificWiringDiagram”inaseparatedocument
Turnontheignitionswitch
MakesurethatanyabnormalnoiseoroffensivesmellisnotproducedfromtheSAFCIIandthevehicle
Turntheignitionswitchoff
Thesettingdataisstoredinthememory
Starttheengine
Performinitialsetup
Performinitialsetupsecurelybyreferringtopage13
●Ifnodisplayappearsoranyabnormalnoiseoroffensivesmellisproduced
fromthisproductdespiteproperinstallation,discontinueoperationofthe
productimmediatelyandcontactthedealerofpurchase
CAUTION
！

13
●Donotstarttheenginebeforestartingtheinitialsetup
Iftheengineisstartedwithoutinitialsetup,theenginemaybedamaged
WARNING
！
Performinitialsetup
Tooperatethisproduct,youmustsetseveralitemsduringinitialsetup.
AftermakingsurethattheSAFCIIissecurelyinstalled,turnontheignitionswitchandselectthe
ETC.(etc.mode)inthemainmenu.
Tableofinitialsetupitems
１．Settingthesensortypeandsensornumber(P.44[SensorType])
SelectSensorTypeandsetthesensortypeandsensornumber
Forvehiclesequippedwithahotwiresensor,setthesensoroutputcalculationmethod.
２．Settingthenumberofcylinders(P.50[CarSelect]) 
SelectSensorTypeandsetthenumberofcylinders
Youcanselectitintherangeof1to16cylinders
Rotaryenginecar:Numberofrotors×2
MazdaAtenza(GG#S/P,GY#W)：2 Demio(DY♯W)：1
ToyotaV8enginecar：4 PASSO（KGC10）：1
NissanFairladyZ(Z33)：1 SKYLINE（CPV35）：1
DaihatsuBoon(M300S)：1
※Foracarwithoutthrottlesensorsignal,startoperationsfrom6.
３．Checkingthethrottlesensorvoltage(P.52[Sensorchk])
SelectSensorchkandcheckthethrottlesensorvoltagewiththethrottlefullyclosedandonce
withthethrottlefullyopen.
４．Settingthethrottlesensortype(P.50[CarSelect])
SelectCarSelect.Whenthethrottlesensorvoltageis0Vto1Vfullyclosedintheprevious
step,setthearrowtotheupwarddirection.Whenthethrottlevoltageis3Vto5V,setthe
arrowtothedownwarddirection.Whenthearrowissettothe**mark,nocorrectionisper-
formedbythrottleopening.
５．SelfLearningthethrottleangle
SelfLearnthethrottleangle.Whileindicatingthrottleangleinmonitormode,Makesuretosee
thethrottleangle”0”whenthethrottleisfullyclosed.
Then,keepthethrottleopenedbeforethethrottleangleattains100%withindication.
※Note:Ittakesaround60secondsforselflearningdependsonthemodel.
６．Turnofftheignitionswitch
Whentheignitionswitchisturnedoff,thesetitemsarestoredinthememory
※Afterthis,theinitialsetupiscompletedforacarwithoutanyknockingsignal.Foracarwitha
knockingsignal,performsetting7
７．Correctingtheknockingsignal(P.38[KnkSet])
Starttheengineandperformwarming-up.Aftercompletionofwarming-up, select Setting
(settingmode)intheSAFCIImainmenuandselecttheknockingsignalcorrectionmode.Cor-
recttheknockingsignal.


14

15
Chapter3
OutlineofOperatingMethod
OutlineofFunctionsandOperatingMethod___________ 16
Whattobeperformedinthemonitormode___________ 18
Whattobeperformedinthesettingmode ___________ 19
Whattobeperformedintheetc.mode ______________ 19

16
OutlineofFunctionsand
OperatingMethod
Mainmenu
The SAFCⅡconsists mainly
of 3 menus
Monitormode
The data obtained from the sensor is
displayed The  airflow  usage
ratio,  intake  pres-
sure,Karman sensor
frequency,  throttle
opening, engineRPM,
aircorrectionfactor,
knocking  level,  and
battery voltage are
displayed
Settingmode
Thismodeisusedfortheusertoperform
settingsThe air correction
factor,throttle open-
ing, air correction, e
ngine RPM, and the
upper limit for decel
eration air is set.
Knocking signal cor
rection and data file
are also controlled.
etc.mode
Thismodeisusedtoperformvarious
settingsincludinginitialsetup
Theinitialsetup,dis-
playscalesetting,
and warning settings
are set according to
thevehiclespecifica-
tions,andthepass-
wordsetting/change,
VFD  brightness
adjustment,andinitiali
zationareperformed

17
■[Channel1toChannel4]displayitems
1. Ａｆｌ ...................... Airflow(Hotwire/Flap)usageratio
2. Ｐｒｓ .....................Intakepressure
3. Ｋａｒ ..................... Karmansensorfrequency
4. Ｔｈｒ .....................Throttleopening
5. Ｒｅｖ ....................EngineRPM
6. Ｃｏｒ.....................Aircorrectionfactor
7. Ｋｎｋ.....................Knockinglevel
8. Ｂａｔ.....................Batteryvoltage

■Rev.–[Y]displayitem
AplotdisplayismadebyusingtheengineRPMfortheaxis
■Setupitems
1. Ｈｉ-Ｔｈｒｔｌ ............... Aircorrectionfactorsetting(throttleopening,large)
2. Ｌｏ-Ｔｈｒｔｌ...............Aircorrectionfactorsetting(throttleopening,small)
3. ＴＨ-Ｐｏｉｎｔ .............Throttle opening setting
4. Ｎｅ-Ｐｏｉｎｔ..............Air correction engine RPM setting
5. Ｄｅｃ.-Ａｉｒ..............Deceleration Air upper limit setting
6. Ｋｎｋ Ｓｅｔ............... Knocking signal correction
7. Ｄａｔａ Ｆｉｌｅ.............Data file control
■Setupitems
1. ＳｅｎｓｏｒＴｙｐｅ .......Sensor type and sensor number setting
2. Ｃａｒ Ｓｅｌｅｃｔ ......... Number-of-cylinders and throttle type setting
3. Ｓｅｎｓｏｒｃｈｋ.......... Sensor check
4. Ｄｉｓｐ Ｓｃａｌｅ...........Display scale setting
5. Ｗａｒｎｉｎｇ Ｓｅｔ........Warning output setting
6. Ｐａｓｓ Ｌｏｃｋ........... Password setting/change
7. ＶＦＤＢｒｉｇｈｔ..........VFD brightness adjustment
8.Ｐｒｏｇｒａｍ Ｖｅｒ.......Program version check
9.Ｉｎｉｔｉａｌｉｚｅ...............All data initialization


18
FunctionsandOperationsinthemonitormode
Mainmenu【Ｍｏｎｉｔｏｒ】
［Contentsofitems］
1. Aｆｌ..................Airflow(Hotwire/Flap)usageratio
2. Ｐｒｓ................Intakepressure
3. Ｋａｒ................Karmansensorfrequency
4. Ｔｈｒ................Throttleopening
5. Ｒｅｖ...............EngineRPM
6. Ｃｏｒ ...............Aircorrectionfactor
7. Ｋｎｋ ...............Knocking level
8. Ｂａｔ.................Battery voltage
［Displaymethod］
Numericdisplay/analogdisplay:Real-timedisplay,peakholddisplay,andpause
Graphicdisplay:Real-time display, replay , and pause
Digital/analogdisplay:Real-time display, peakholddisplay
【Oneofitems1to4isselectedanddisplayed】
Ｐ２２．【Ｍｏｎｉｔｏｒ】→【１Ｃｈａｎｎｅｌ】〜【４Ｃｈａｎｎｅｌ】
【Aplotdisplay ismade by usingtheengine RPM for the
axis】
Ｐ２７．【Ｍｏｎｉｔｏｒ】→【Ｒｅｖ.-［Ｙ］】
●Regardingthe3itemsAfl,Prs,andKar,thecontentsthatcan be
displayeddependontheintakeairvolumemeasuringequipmentofthe
vehicle.Forexample,inthecaseofacarequippedwithahotwiretype
airflowsensor,AflcanbedisplayedbutPrsisnotdisplayed
NOTE
［Contentsoftheaxis］Oneofthe5itemsisselectedanddisplayed
1. ＡｉｒＦｌｏｗ........Airflow(Hotwire/Flap)usageratio
2. Ｐｒｅｓｓｕｒｅ......Intakepressure
3. Ｋａｒｍａｎ........Karmansensorfrequency
4. Ｔｈｒｏｔｔｌｅ .......Throttleopening
5. Ｃｏｒｒｅｃｔ........Aircorrectionfactor
［Displaymethod］
1-pointdisplay,10-pointdisplay,andlocusdisplay
 .............Real-timedisplay,replay,andpause

19
FunctionsandOperationsinthesettingmode
Mainmenu【Ｓｅｔｔｉｎｇ】
FunctionsandOperationsintheetc.mode
Mainmenu【ｅｔｃ．】
１．Ｓｅｎｓｏｒ Ｔｙｐｅ ............................................................................................P44
Sensortypeandsensornumbersetting
２．Ｃａｒ Ｓｅｌｅｃｔ................................................................................................P50
Number-of-cylindersandthrottlesensortypesetting
３．Ｓｅｎｓｏｒ ｃｈｋ..............................................................................................P52
Sensorcheck
４．Ｄｉｓｐ Ｓｃａｌｅ................................................................................................P53
Displayscalesetting
５．Ｗａｒｎｉｎｇ Ｓｅｔ............................................................................................P54
Warningsetting
６．Ｐａｓｓ Ｌｏｃｋ................................................................................................P56
Passwordsetting/change
７．ＶＦＤ Ｂｒｉｇｈｔ...............................................................................................P58
VFDbrightnessadjustment
８．Ｐｒｏｇｒａｍ Ｖｅｒ.......................................................................................P59
Programversioncheck
９．Ｉｎｉｔｉａｌｉｚｅ...................................................................................................P60
Alldatainitialization
１．ＨｉーＴｈｒｔｌ...................................................................................................P30
Aircorrectionfactorsetting(throttleopening,large)
２．ＬｏーＴｈｒｔｌ..................................................................................................P30
Aircorrectionfactorsetting(throttleopening,small)
３．ＴＨーＰｏｉｎｔ ................................................................................................P32
Throttleopeningsetting
４．ＮｅーＰｏｉｎｔ.................................................................................................P34
Aircorrectionenginerevolutionspeedsetting
５．Ｄｅｃ−Ａｉｒ...................................................................................................P36
Reductiongearupperlimitsetting(forthehotwirecaronly)
６．Ｋｎｋ Ｓｅｔ ....................................................................................................P38
Knockingsignalcorrection
７．Ｄａｔａ Ｆｉｌｅ...................................................................................................P40
Datafilecontrol

20