1997 HONDA CIVIC ECM

POWERTRAIN TFUSE 15AtTEii|AtOf, ^ -aPsE|{aon see Fowert5a ^ Distribution,99coldary---]-l-"jt='-.iHO2S iinBt
E*o,*. !CONTROL IMODULE I(PCMoTECM) :'i,l,llouu riI
\T,T]KDT4
WHT/NEDBLKAVHT
1
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t
WHI/FED
IT GFN
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')------------6;ffii----F'di---:-- ----Ttgy.:!-
{ Strff' .'Sffi"? .uoFo?,* | su #33nno' ruo'ffiJ,. srouno i6is-*' #;,"1"-* ' canistqvent sotenoid l":iiEt$'[i,
i ffii$J' *H*"n' i :3Hl'5'* varvaclntror,llg'r+,.'
I . -__-,__-SJECM)fL------ Prloro a6
t
UNDER.DASHFUSE/RELAYBOXPHOTA 58
BLKAVHT
1I'j
c101
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rn+5-m
. c115, Oermlnals,'t-71
I vtEw 38
c401
c568
VIEW 4
ALKAVHT
BLKAVHT
,l
See Pow€rDistribution,page 10.5.
EVAPORATIVEEMtSStON(EVAP) PURGECONTROLSOLENOIDVALVE
EVAPORA. 'TIVEEMtSStON '
(EVAP) :BYPASS iSOLENOID ,VALVEEvaponn- 2
TIVEEMtSStON(EVAP)CONTROLCANISTERVENT SHUTVALVEPHATO 39
c125
BLU
1
BFN/BLK
'97 model:Calilornia Coupe,Calilornia Sedan LX'98 modei: all
c568
c401
c131
vlEw 59
Ses GrourdDisMbdion,pag€ 14-1.
NEO/YELBLKNVHT
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FED,^VEL
A15
LT GFNAIVHTT1
G101PHO|Q 33M8
BIK/YEL
r+l
23-9

t)
POWERTRAINorENGINECONTROLMODULE(PCM or ECM)
BLKryVHT
fFUSE 15AL1EA|{A]OAsP sExsoa7.54See PowerDistribution,page 10-5.
UNDER.DASHFUSE/RELAYBOX
t\-I Secondary! HO2S input, (sf,o2sl-------
- ,.-"., -^,o"::.f=_
rtl
ll er-x'wnr
g A crer
""",".--*'i-"fj*"
c432
c7a2
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:
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see Power
SECOND- F rl EVAPORATIVE ' f-tl-l EVAPORA- ;ARY I I I EMISSION 'I I ITIVE
8iiE,R I ltt l !'JiiABi*"'il ltt l Et,i"'J""sENsoR I Jll I soleHoro 'l )ll I i9x1661
!t"93:t IJJ vs!:", iLLl !Ailf*'",,
: I 'l"u.t
".*,^,'"rf I ,----j I l';i";?'*
2 J:--;t, C432 ll 96 model: all Coupesptlofo /6 i 97 model a

coupes,
BLKI"V!/HT
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il I :D13 A A5A A15 A , A2gA 428 |'-----=,-- -=-7-tsHo2sc) tso2sHTci {Pcs) | {vs!,) (2wBs)Sensor Secondary EVAP purge ' EVAP control EVAP bypassground HO2S hedter controisolenoid : canister vent solenoidt control valve control , shut valve valve controlt , conkglttb------
BLKAA/HT
BLKAVHT
1
c401
c568
BLKTIVHT
BIK
FED1
Distribution, '
page 10-5. :
, BLK' YEL
SHUT BLU
(Terminals 1-10)
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II
23-11

FED/YEL! il'Jlilli:Distribulon,
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Fromnext page.FI
t
H
INTAKE '
AIR ;TEMPER. .ATURE(rAr)SENSOR 'PHO|O 4s i 4
BRN/BLK
c123PHO|O 40vlEw 19c123
PRIMARYHEATEDOXYGENSENSOR(HO2S)
PRIMARYHEATEDOXYGENSENSOR(H02S)
-- -.-g c123,7 ,t1":.," I :: ' t---o} "",'"?",vtEw 19ErKl i:: ll [ .________i
leggtqe"d! ll:: I | :Distribution. I I ,; ll ll :
ffi31i1'1 ! lii i l:i ioty I er-rcrwr | :
:i*-! ! i
:i ! ! i
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#?:?.'A6tr
i
F -tt-*i - I - - - -(-Po"GFil PowERTRAIN
i sdltGr i irimari' ' I oR ENGINE
! ;il;n i nciis' 'lcortnor
hear.r 'l MODULE| , haat.. .tMvuuLE
I ; ;;ii;r i | (PcM oR EcM)
I | ------riPHOfOS6L ------ - ------J vtae al
(cont'd)
. I OR ENGINE' HOzS Primary i CONTROLI fruzs Fflmary a c(JNIHor Label VS celt Dumo HOzS' ' , primary | MOOULE
i l"dqanc6 vohags Befe{ence bell . heater i : !-1029 | (p-Q!/| OB: red$snce voltag€ Beftrence c€ll heater ' : HOzS | (PCM OB: insJt input voltage control control ; ; inpul I ECM), (rABELt Ms+) tlP-.vs-) (rp+) (Po2sHrc) ; , l"Y_ j r;!J?.*----i---
i
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I'*l*'l
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i iillirlr I
:L+.1 l----,. (_l_.o-l
: I annar-x | :
: I I see Grourd
23-13

PGM-FI (All '96-'98 Models except D1685; 'g$.'00 D16y5 with M/T)
- D16Y5 engine (cont'd)
r-------1POWERTRAINOJENGINECONTROLMODULE(PCM or ECM)
c125
---------1
FUSE 15
$t"t!ilS8" see Powert.5A - Distribution,page 10-5.
UNDER-DASHFUSE/RELAYBOXSecondaryH02Sanput(sH02s)
D14 I'
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rtr
lt I
I
i,tjclt5(Ierminals'1-7]T I 1
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lffiq,m
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3A-3uA---g'A--i--**----f'I :(sro2sc) (so2sHrc) (pcs) , ryse -"-*"i - l! 39Y.E!:
;:m AA8r"y- rvffi's" i euo8S:noo' E\"L'Yssl 'iH;in';'
hearer sorenoid : :ill*',":* ;:fl'".t"* iiF!ii"te'-control valv6 control I controt ___-- ll?|Et",".,:
T
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See Pow6rDistribution,page 10-5.
BLK,/li!/HT
BLK,\II/HT
1
c401
c568
EVAPORATIVE :EM|SSTON ;(EVAP) PUBGE .CONTROLSOLENOIDVALVEPHOfO 38
EVAPORA.TIVEEMISSION(EVAP)CONTROLCANISTEFVENTSHUTVALVE
EVAPORA-TIVEEMtSStON(EVAP)BYPASSSOLENOIDVALVE
(See S/Mpage | 1-9for'99-'00models)
'98-'00
mooets
c568
c4o1 :
PHO|A A5vlEW 59
11 g Ct31
See GroundDistribution,pag€ 14-1.
Y
I
anver.x
b9^
23-14

PGM-FI (All '9$'00 Models except D16Y5 with M/T and D1685) (cont'd)
ltrl! lgnition TDC CKP CYP CKF \I output sensor sensor ssnsor sensorI signal inpt$ input input input I
! ncut dDcB (CKpPr tdveel tCxepl IL------- ------J
]L 'iffi
,Tf;=44ff=''fiffi;^.,"^-
Lqsry:ffi_ tt-i ffilJ
ilffi:*'"
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ffiP
;
:ffi-qg;"," -;ffi' ", -
-" " ^^, | | igBri/ |
' Pnoro,e te'0A2,
------,1-I---L",,,
| | (PcM or ECM) r-GtorL______ ___J pHoTooa, = ,*ZiZ1
,"
:l :l] :l
ffi
i----=*:?, *Sru,----- *fu-l!fl::'*'" I I
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24-2

I
t
! c,orna, (LG1)
Referencevoltage(vcc1)
ServicecnecKconn€ctorInput(scs)
POWERTRAINolENGINECONTROLMODULE(PCM or ECM)PHOfO 86
MapsensorinputSensorground(sGl)
A10
Ground Ground Ground1LG2) (PG1) (PG2)
See GroundDistribution,page 14-2.
MANIFOLDABSOLUTEPRESSURE(MAP}SENSOR
PHO|A 49 p16v7l
See ABS,SRS
Y
I
--J
SERVICECHECKCONNECTOR
vtEw39See GroundDistribution,page 14-5.
I
I
___JSe€ Ground: c402
(cont'd)
24-3

--.I POWERTRAt lor I I rusers i oasx
I ! EtR'+[i. i ) el'stwg^ seepower i[EiFi
*'tr
_____:l*.'
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i- - - - - - - - :84 - - - i fis"'!r"'**,,i *#i5
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lil$iiiE- ilt5t--- -oii,ib"t;". lEb;I S.econdary | iFCrrr-o, eCn11l I - page 1O-5. I Fa6io sa
_,a"3,____ j ",E"-o t" y;rjrt...
A23 Y BLKrt!/Hr I v4d5o
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ry
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Page143. : It I I i - Yi',,,u,
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----, (sO2sHTc) (PCS) (vSV) L2WBS)i Secondary EVAP pufge EVAP control EVAP bypass !r. HO2S control canister venl solenoid Itt heater solenoid shut valve valve control I! control valve control controli *'-- |.E------ ----J
13 g c401
POWER.TRAIN orENGINECONTROLMODULE(PCM orECM)
vtEW 70
24-11

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I
ic------a20Y B2282
Sewicachockcottn6ct0rfioul' (scs)
(Ierminals 8.14)
vtEv\/ 39
Ses Grolnd
) ur"lroGround(PG1j
S€e GroundDistribution,p8g€ 14-2.
Rsier€ncevoltaoeNcto
MapssnBor S€nsorinput ground(MAP} (SGr)
POWERTRAINCONTROLMODULE(ECM)PHO|O 86vtEw 70
S€€ GroundDlsr.ihJtion,pags 14-5.
(cont'd)
Ground(tcz)Grornd(PO2)
I
I
___l
F
3rr;rs'
-F: G4/l2PHQTO 125
PHOTO 33
25-3