Set — Tuning Guide
EVP
ti ngupt heSM-
Tuning Chart
AFR St
ep4
Anal ogOut put s TheSM-AFRhasone0-5Vanal ogwi debandout putdesi gnedtobeint erfac edwi t hanumberofaf ter mar ket St
ep1
Ins tal ltheOx ygenSens
Tuning Chart
or produc
tssuc
hasengi y
nemanagementsst
ems,dat
alogger
s,andt
uningelec
troni
cs.
I
nst l altheWidebandO2Sens orintoapreex s itngM18x1.
Tuning Chart
i das
5mm bungorwel at
eper Ti
ebung. en
ght I
tals
ohasone0-1Vanal
ognarrowbandoutputforyoutosi
mulat
ethebehavi
orofyourst
ocknar
rowband
to30ft-l
b(40Nm).Thenconnecttheoxygensensortot
hewirehar
ness.
UseONLYPLXDev i
cesP/N sens
orsothaty
oumayr epl
aceyournar
rowbands ens t
orwihawidebands
ensortoavoi
dhavi
ngtoins
tal
l
897346002733Bos chLSU4.
9sens oens
ort ureacur
c yandpr
ac operc br
i
al i
aton. as at
eper eO2bung. eas
Pl eseePLXApp004fordet l
ai.
s
MounttheO2Sens orbef orethecatal ytcc i onver terandatleast24”downstr eam f rom yourengine 1 2 bloc kfornat ural lyaspi redengi nesor36”downs tr eam f rom yourt ur boforopti
Tuning Chart
mal f
perormance. 3VDC
1.3.
Thesensors
houldbemount edinthetopsideoftheexhaustpipeata15degreeangl
eawayf rom the 1VNar
2.0- rowband
flowoftheexhaust
. 3.0-
5VWideband
4.8.
0V
4 3
St
ep2
Connec tSer ial Por ts Seri alpor tsareusedt osenddigi tal sensordat atoy ourgaugesors martphone.I ftheSM- AFRi stheonl y sensormoduleorlastsensormodulei nthedaisy -chai bes
Tuning Chart
n, ur
etohav
et heter
minati
onj
umperi
nst
all
ed.
Otherwi
se,r
emov ethejumper.
St
ep5
Connec tPower 1Sens orModul
Tuning Chart
e 2orMor
eSens
orModul
es
Connec
tingt
heSM- AFRi
nrever
sepol
ari
tywil
ldamaget
heunitand
voi
dyourwarrant
y.Doubl
echeckc
onnecti
onsbefor
epower
ingon.
Sens
orModul
e Sens
orModul
e Sens
orModul
e TheSM- AFRac cepts9- 25VDCf orpower .Connec tthenegati
v ewire(bl ack )t
oy ourv ehicle’
sground. This
(SM) (SM) (SM) i
sus uall
ythenegat iv
et erminalofyourautomobi le’
sbattery.Connec tthepos it
ivewi re(red)toy our
vehi
cle’
signiti
onpower .Thi
spoweri sonlys uppli
edwheny ourk eyist urnedpas sedas pec i
ficpos i
ti
on
RX TX toDis ay
pl RX TX RX TX toDis ay
pl andisoffwheny ourk eyisremov ed.Yourpowerc onnecti
onmus tbec apabl eofs upplyingatleast3Amps
Modul DM)
es( Modul DM)
es( ofcurrent.A5Ampf useisrecommendedf ors af
ety.I oupl
fy antoi ntegr atetheSM- AFRwi thother
or or afer
t mar ketdevicesbyut i
li
zingtheanalogout puts i
gnalwir
e. Mak esur et hatthenegat i
vewi re(bl
ack)is
Termi
nation
Muli
t nk
GaugeLi Termi
nation Ter nat
mi i
on
Mult
iGaugeLi
nk connec t
edasc loseaspos i
sbletoyourdev c
ie'sground. sguar
Thi anteest hatbothdev ies"
c see"thes ame
i
nst
all
ed i
nst
all
ed removed
ref
erenc egroundandamor eaccuratei
nterpretati
onoft heoutputv ol tageswi l
lbeac hi
ev ed.
St
ep3
Connec tWi reHar nes s tt Connec heharnesst otheSM- AFRunit .Ifrout ingO2Harnessthr oughafirewal l,
Tuning Chart
useagrommet. GROUND
Avoi
dhavi
ngtheharnessc
omeindi
rec
tc ont twi
ac t
hexhaustcomponent
s.Thi
swil
lpr
eventdamaget
o
theO2SensorHarnes
s.
9-
25V
Compat ibi l itywi thOt herFuel s Thegraphsontherever ses i deas sumethatt hedev i cewi l lbeusedwithgasol ine(14.7) .TheSM- AFRis al soc ompat ibl ewiththefol lowingfuel s:Dies el ( 6) 14. ,Methanol( 6.4) ,Ethanol( 9.0)
,LPG(15.5),
CNG( 17.2)
,
E85(9.7)
.Tofindthenewr elat ionshi pofAFRt oout putv olage,
Tuning Chart
t simplymultpl
i ythelambdav al
uebythe es
oubl
Tr i
hootng
spec
ificfuel
’
sstoi
chi
ometricair
/fuelr
ati
o.
Uponpowerup, theWBanal ogoutputs
houldread2. 30V-
2.40Vwit
ht heO2s ensordisconnec
ted.Wit
h
Example:I
fyourengi
neusesmethanolins
t ol
eadofgas i
ne,t
heconver
sionwi
l
lbeasf
oll .
ows theO2s ensorconnec t
edandex posedt
ofreeair,
theWBanal ogoutputshouldreadstarti
ngfr
om 2.
3V
1)Dii
Tuning Chart
vdet heAFRv 7(
ueby14.
al gasolne)t
i oobt nal
ai ambdav ue
al cli
mbingupt o5.0Vwi t
hin30s econds.I
fbothconditi emet
onsar ,yourSM-AFRisproper ywor
l kng.
i
2)Multi yt
pl hel al
ambdav ueby6.4(met )
hanol I
fthes ens
ordoesnotr eachLean/Airwi
t n45-
hi 60s econds, eas
pl erepl ey
ac ourO2s ensor.
Replacementsens or
sar eavail
abl
efrom pl
xdev
ices.
c om
1.Theout putisnots howi ngt hec or rec tAFRr eadi ngs:
A.Wit
ht heO2s ens orhar nes sdi sconnec ted,atini t
ialpower-
upi ts houl
ddi spl
aybetween14.6and14. 7
(
widebandanal ogv olt
age: 2.30V-2. 40V) .
i
.Ifitisr eadi
ngbel ow14. 5,pleas ev er iyt
f hatt heuni ti
srec ei
vi
ngatl east12Vandy ouhaveatleasta
5ampf use.Ifiti
ss til
l readingbel ow14. 5ev enwi ththec or
rec tvol
tage,contac
trma@plxdevi
c es.
com
andr equestaRMAnumber .Youruni tisfaultyandneedst ober epair
ed.
i
i.Ifitisr eadingabov e14. 8,cont actr ma@pl xdev ic
es.c
om andr equestaRMAnumber .Yourunitisfaul
ty
andneedst ober epai red.
B.Rec onnec ttheO2s ens orwi tht hes ens orhar nes s,wit
htheO2s ensorexpos edtof
reeair
.Duringthe
30s ec ondwar m upphas e,thev oltages houldi ncreasefr
om 2. 35Vt o5.0V.
i
.Vol tagedoesnotr ead5. 0Vev enaf ter60s econds :
a.Tr yanot herpowers our cefory ourSM- AFR.
Enhanc
edFeat
ures b.Ver if
ythataf us eisi nstall
edr atednol esst han5A.
TheSM- AFR4thGener atonandl
i aterWi debandOx ygenAirFuel
/ Rat
ioControll
eroffers3addi tional c.Chec kconnec tv
iityofhar nes sandO2s ens or.
d.YourO2s ensorneedst ober epl aced.
sensors:Bat
teryVolt
age, O2sens orheal th,andO2Sens orReacti
onTime.TheBat t
eryVol tageiss i
mply
C.Whent heuni ts aysAI R*, blowont heO2s ens or.Thedisplayshoul dshowLEAN*.
thevolt
ageac r
ossther edandbl ac kwiret hatisbeingus edtopowertheSM- AFRcontroll
er .TheO2
i
.Di spl aydoesnotgot oLEAN*:
SensorHealthusesPLXpr opr
ietaryalgor i
thmst olearnthehealt
hoftheox ygensensor.TheO2Reac t
ion
a.YourO2s ensorneedst ober epl aced.
TimealsousesPLXpr opr i
etar
yal gori
thmst olearnthes peedorreaci
tonti
meoft heox ygens ensor.The *Willonl ys how“ LEAN”or“ AIR”onDM- 6Gauge
addit
ional3parametersar eautomat icall
yr eporedt
t hroughtheseri
alTXportofthedigital datastream.
NoteTheSM- AFRGen4i sc ur rent l yonl yc ompati ewi
Tuning Chart
bl ththeDM-6Ver s
ion2.0orhigher. AllDM- 6Version SERVI CEUNDERWARRANTY TERMSOFUSE
Int heunl kel
i yeventt hatyourPLXDevi c eshar dwar e PLXDevi c esI nc.doesnotguar anteepr oduc tfunc tional t
iy
1.0gaugeisnotc ompatiblewithGen4andl at
erSM- AFRmodules.
shoul df aildur ingt hewar rant yper iod,aRet ur nMat er al
i withanyECU,dat aloggerorot herdevi cest hatus est he
Aut hor izat ionnumber( RMA)mus tbefir str et rievedf rom outputs ignal s.Impl ement ationandi nt egr at ionoft hePLX
SensorCondition:Anox ygensensor’
shealt
hdependson2k eyfac
tor
s
t hesens or’ sabi l i tytoaccuratel
Tuning Chart
y PLXDevi c esCus tomerSuppor t.Suppor tc anbec ont ac ted produc tswi thanyot herdevi ce(s)mus tbedoneatyourown
measuretheexpos edexhaustgas;andthesens ’
orsabil
it
yt omov eorrespondt ot hec hangesofO2 throughemai l:rma@pl xdevi ces .com orbyphone:+1- 408- 745-ri
sk.I mpr operi ns t l
alationandus agemayl eadt oengi ne
c enti
ont ntheex haust
.Ahealthysensorwil
lreadO2c ontentoftheexhaus tgasac curatel
yandqui c
k l
y. 7591.Al ls er vic eabl egoodsmus tbepac kageds ec ur elywi th damage.Mountandi nstallPLXpr oduc si
t nal ocat on
i
proofofpur c has e,RMAnumber ,wi thal ls hi ppi ngc har ges wher ei tdoesnotobs tructthedr ver
i ’svi ew and/ orabi liyt
t o
Overti
mewi t
hwearandt ear,
thesensorwil
ls l
owdown, andbec omelessac curate.ThePLXDev ies
c prepai dands hi ppedt oPLXDevi c esI nc.Goodsr etur ned safelyc ont rolt hevehi cle.
I
ntel li gentHealt hMoni tori ngSy s tem gi vesyout heabil itytos eethes epar amet ersclearl
Tuning Chart
yonour underwar rant ymus tber ec eivedbyPLXDevi cesI nc.
Mult
iGauge. withi nt en( 10)bus inessdaysaf tert heRMAnumberhas PLXDevi c esI nc.doesnotguar anteepr oduc tfunc tional i
ty
beeni s sued.Goodsr eceivedaf tert hisper odar
i es ubjec tto wi thALLvehi ces
l .Impl ement ationandi nt egr ationoft he
feesf ort hes er vic eofr epai rorr epl acement .Al lr epai redor PLXpr oduc tswi thanyot herdevi c e(s)mus tbedoneatyour
Sens orHeal th:Toobt aintheO2Sens orHeal th,simplyex pos etheox ygensens ortof reeairfor5or
repl acedi temss hal lbewar rant edf ort her emai nderoft he ownr s
i k.I mpr operi ns talat
l ionandus agemayl eadt oengi ne
mor es econds .TheSM- AFRGen4aut omat icall
ylearnsthec onditi
onofy ourox y
gens ens orandr eports originalpr oduc twar ranty. damage.Mountandi nstallPLXpr oduc t
si nal ocat i
on
thereadi ngfrom 0- 100% inincrement sof10% t oy ourMul tiGauge. I
ntheev entthatt heox ygens ensor wher ei tdoesnotobs tructthedr i
ver ’svi ew and/ orabi lit
yor
can’
tber emov edf rom theex haustpipei tisadv iabl
s etol ocat eas af
eroadwher ey ouc andr opthe RETURNSANDRESTOCKI NGFEE safelyc ont rolt hevehi cle
vehicl
ei ntoal owgear( 2ndor3r d)andr evi tupt oabout80% ofr edlne.
i Thenr eleasethegaspedal Allr eturnsmus tbewi hi
t n30daysofr ec eipt .A15%
rest ockingf eemaybeas ses sedt oappl ic abl ePLXDevi ces LIMI TEDWARRANTY
compl etely,l
ettingt hevehicleenginebr ak efor5ormor es ec onds.Duringthist
ime, y
ourengi nemus t produc t
sf orr ef und.Al lr etur nsar et obepac kedi nor iginal PLXDevi c esI nc.war rant sthi spr oduc ttobef reef rom
notinjectanyf uel andyourMul ti
Gauges houl dber eading“Ai r”f
oratleast5s econds .Thisall
owst he condi tioni nc ludi ngpac kagi ng,doc ument at on,manual
i s, defec t
sf or1yearf rom t hedat eofpur c has e.I fappl c
iabl e,
SM-AFRGen4t ol earntheox ygens ensor’sheal th.Onc etheSM- AFRGen4hass uc cess f
ullyl
earnedy our andac ces s ories .Ret urnst hatdonoti nc ludeal lt he Oxygens ens or sandot hernon- ser viceabl ei temsar e
oxygens ensor’sheal th,
theper c
entreadi ngi srepor t
edont oy ourDM- 6gauge.Itisadv isabl
et oreplace acc ess oriesandc omponent smayber et ur nedt ot he excludedf rom s tatedwar rant y.Ser c
vi eabl egoodsmus t
cus tomerorc har gedonaperi tem bas is.Thec us tomer bedet ermi nedbyPLXDevi cest obedef ec tivebef or eany
yourO2s ensori fyourheal t
hi sbelow50%. ass umesr es pons ibi i
lyf
t orpr oduc tunt lr
i ec ei ptatPLX war rant yorr eplac ementi sissued.PLXDevi c es’obl igation
Devi cesI nc .s hippi ngvi aani ns ur abl ec ar rieri s underwar rantys hallbel mi
i tedt or epai ringorr epl acing,
Sens orReact ionTi me:Toobt aintheO2Sens orReac ti
onTi me,br ingthev ehicletoar ichc onditi
on recommended.Anyunaut hor z
ieds hippi ngc har geswi llbe undert hedi scretionofPLXDevi ces ,anypar tpr ovendef ect
ive.
thent oal eanc ondi t
ionasqui c klyaspos si
ble.Giv
et hev ehic l
e4-5qui c
kpul seswi ththegaspedal . s
Thi bil
ledt ot hec us tomerors hipmentwi llber ef us ed. Thiswar rant yisl mi
i tedt ot her epai rorr epl ac ement
ofpar tsi nt hemanuf ac turedgoodandt henec es saryl abor
mayr equiresomepr acti
ce. TheSM- AFRGen4wi lll
earnandmeas ur ehowqui ckl
yy ourox ygens ens or donet oaffec titsrepai rorr epl acement .
DISCLAI MER
canr eac ttothec hangesofO2c ontentfrom yourex haus tgas .Pl
eas ek eepi nmi ndthat,theSM- AFR PLXDevi c esI nc .s hal lnotbel iabl ef ordi r ec t,s pec ial,
Gen4i sONLYc apabl eofmeas uringther eacti
ontimeoft hegasdependi ngont heac tualper f
ormanc e i
nc ident alorc ons equent ialdamagesr es ul tingf rom anyl egal
thattheengi nei sout putting. I
tisadv i
sedf ormos tvehicl
est ofindas af
er oadandt ravel~40MPH. At theor yi nc ludi ng,butnotl imi tedt o,l os tpr ofit s ,downt ime,
thi
st i
me, qui
c l
kypr essanddepr essthegaspedal obr
t ngt
i hev ehiclefrom r i
chtol eanc onditionas goodwi l
l,damage,i njuryt oper sons ,orr epl ac ementof
equi pmentandpr oper yduet
t oimpr operi ns tallat ion, pl x dev ic es.c om/ s maf r
fastasy ouc an. TheSM- AFRGen4wi l
lreporthowqui cklyy ourO2s ensorc anmeas uretheex haustgas i
nt egr ationand/ ormi sus eofanyPLXDevi c esI nc .’
spr oduc t(s
).
givi
ngy ouac l
ueast ohowheal t
hyy ourO2s ensorisafteri thass uc cessf
ullylearned.Ar eactiontime Thiswar rant yappl iestot heor i
ginalpur c has erofpr oduc t
oflesst han150mSi sex cell
ent ,151-250mSi sgood,andgr eaterthan251mSi spoor .I
tisadv isablet o andi snon- trans fer able.Al limpl iedwar r ant iess hal lbe
replacey ourox y gens ensori fyours ens orreaci
tontimei ss lowert han250mS. l
imi tedi ndur ationt othes aid1yearwar r ant yper od.
i PATENTED SM- AFRManual V5.1
