1998 HONDA INTEGRA ZC engine

NOTE: Fuse 31 is HOT with lgnition Switch in START (lll) and clutch pedal depressed or
A/T Gear Selector in PARK (P) or NEUTRAL (N), see Starting System, pages 21 and 21-1.
r---------1----''l
i I FusE31 I; STARTER
I see Intesrared i ;LSir' !
L9"1"''"'L_:-____..i11 Y C439*",l'"'tr F'*13*
UNDER-DASHFUSE/RELAYBOX
PGM-FIMAINRELAY
oBLU wHr i2 A' C446
"",."-F"'q--
I "..,""'"T
t*'
PORATIVE I"-fi::
ilf
l$tT*"", t-il1-ll$,":,:{}fltrt I Hlui#,'1 l( cl 16 l-iL-l :::l: i: :i'": " ll 1 Y c7s1
,:: ,{;,
-i::'ff"H:'
1"".*t*;-
,F
w,,l.L5j*
124------ -r:A'-----------:-A L4u! o.Av'ur-----=-r
i ,|o3". rAJBr ,|1f;, ,"$"r I
rAc EVAP Fuel start'ng I vatue Purgs conttol PumP - InPu Ivatue Putgs conttol PumP - rrrpur I control solenoid control
I valve control I
.l-------ENGINE CONTROL MODULE (ECM}
(cont'd)
23-1

---1 ENGINE, i -l I CONTBOL, ,.^^ ':rr^^','EIAB ; i MODULE tsnition r\,tAP : [?uor : I itei-ttti o-utprrt Ref€renc€ sensor Sensor ; solenoid , I puoro zz
I Ground Ground Ground signal voltage input ground ' valve control ' Ij ,.^";, ',&, ,PGIr {rcM' {vBc1' iMAPD (PB' ,B?;) | u**tuo., lJ_ _ - - _.
1-,-f =--:--------;f-s1oT---l-r[-;;"f --l
I u",n'* |
'l
;l-;;l -;[-;J"." i;["."
! i#qill- | I | ,L-_+
::t,*,"
i
",f
,*,,.
-!-i-.LH
| ;L:,[ -{.* i."l
**I "..1 | lr**
ll
i I*.1
ltl+]il
.tr*,, .ir*., ,,ir*,.
*"R?!K"":"(h'J'5
i 'fB;2,,
-l
.f ,*,.
;i{,_
""'''''#rr";{
i""11",..
I t'i{t: I
r;=t=;i
im'WS*r'
lj:tl Lds:i il***
[ |
t!'J.$""'Jo'
il
*l -.1
i !3P*q;r"r
L )
'""!-it
'*\,FF$!?'trr"1
,l*i: PHora2a
| :
":::"
.
(cont'd)
23-3

PGM-Fl ('98-'99 Models) (cont'd)
"'Fml=lltlj
.l
ff*
lt
I Fueitank TP , ti pressure R€furence sensor ECT lAf Prirnarv \
: sen:_oJ.illpln vol_p93- inpg! sensor input s€nso nput Ho_2s-iqput I
! ("Hto (u3fo4 g,E G"? ('31 €r5of) tL - - -,g - - - - - - - - ",- - 5i - - - - -;,- - - - - - i.: - - - -:Y: - - - - - -,t'u
f
--------uT-_:
[------.T------q--
-7f ceto
.ro""l .r..".r1ffi1 ".0"", I i I
| !'{ ^"...i,
! |
*I*TF[ i[-t-t'[ i I [l]"".,...*,",,
t:'** T
ii*hfi i ".""..N ;il:=
;t
ittt"lj
*"*'l
?l;*-'
..]L-----*-----'{ sr,,,,, .tr*f
-NN
1",,,
*".;.N.",.. "-']1",..
::[. ".t"
THROTTLE I'A-I ENGINE |7-I INTAKE I-FTI PRIMARYPOSITION I I I COOLANT I I IAIR I ',/ I I HEATED
$J,l,o*ff ylEUEE"l4l Fl3f35H';ii"elir
|
'l
l!t""l"" |
'f I am t,+ | I (Ho2s)
:'il ; ;'
Ul;"4,'i," Ll*.4iil"1'H",,.""
;[:.[--.
*il;*f{ I
----J"" -i-'V'
l'j;iil'.
L1",,,
*"":'1,",.. *""','tr",..
:*l;*r-"
"Jlll | :- lUi(son I yliiuH""' I ylLiWE* 13/ F lsei;b'i';3i31i,
l'l 1s"""1"" I'l lglp""" lf I lll"93:l
;T?;;;- (Fs rs Gs)SENSOB I I ISENSPHOTO 17 a | | PHOTO
g;10,,. I lJJtrtr" lJ l:,i."iY''-r'Ljf"11,
2 y Ct06 j y C120 jtr 4I ptrora 44"Jll ! cnlr arx I cnn er-x ! cnrreu ! cFN BLK
PHOTO 56tlcFN BrK
i BLK wHr
' l----------------,GRN'BLU I
c103
23-4

ENGINE CONTROLMOOULE (ECM)PHOfa 77
ll
tSecondaryHO2S input{sHo2s)D14i-------------J
FUSE 'I5
ALTERNATOFSP SENSOF
UNDER-DASHFUSE/RELAYBOX
12
See PowerDistfibution,
--':':'5 ic438la Y calo
See Ground IDistribution, llpage 14-1 BLuiFEo I
YT
BFA,DED ! u"o'o.o r$l
LTSL+J
See Power Distribution,page 10-3.
gLKAVHT
I
""^,"*
I
-l 'fir*"
*^lt:: | !
I
-""-
|
!J
["r
I See GroundBrK/BLK
I
o":o,T:il
![oR,
)12'a-a'G101: PHOfO2S
1
t
GNN
ORN/BLU
c454PHOfO 93
SECONDARYHEATEDOXYGENSENSOR(HO2S)
EVAPORATIVEEMISSION(EVAP) CONTROLCANISTERVENT SHUT VALVE
EVAPORATIVEEMISStON(EVAP) BYPASSSoLENOtOVALVE
GBN/NEO
c793
c510
c421
c408
EVAP controlcanister ventshut valveconrol
'-,r-l
EVAP bypass I
ENGINECONTROLMODULE(EcM)
429(so2srrlc)SEcondaryHO2Sheatercofltrol
solenoidvalve control
(cont'd)
23-5

lgnition MAP
d',rtput Rsfetenag sensor Sensor
I Ground Ground Groud signal vollago input ground
: rLGl) (r,Gzl rpclr rtcM) (vccl) {MAP eB) (sG1)I B2o Blo 82 413 c19 c17 c7
I
I
\
MANIFOLD ABSOLUTEPRESSURE (MAP)SENSOR
POWERTRAINor ENGINECONTROLMODULE(PCM o. ECM)
c102c301
c127i[::
YEUGRN
See GroundDistribution,paos 14.
10
See GroundDistribution,pages !4and 1+1.
-i
"L
:p
I lg:Ll- I
I ii5ilr I
lGNtTtot{coxTnolMODULf
0cM)L-----J
DISTRIBUTORASSEMBLY
(cont'd)
24-3

POWERTRAIN ot ENGINECoNTROL MOoULE (PCM or eCM)PHATO 14A
I ll lFusEls IPASII .. ALTERNATOF I TUDE/t at )3!'5PJ$9" !;".iii Socondary al t isa
t ib"z"si"ii l I 1
'-
R9-9_t9y:t l"';?T","t -o2i- l! -ti"l1'lil'9" ,
zr ll'.ivo io-i-c*-o---- aYa5t-----
3ii,3lli"Lo i !
e''oro6l ".*".. I
o"o'ou'
seepower
-
*n?*'
! I
____cs'.__._,lrfol:i:i,.tl
fu!***"[+] I ii]ffilE*
See Ground | | c,.oroat I Pra|a62
-.-r I :
i fitr'*,'
9 ^ C421
I
*'*"1 -*-l :""Trl
il "..-ii;*-
*t'*'1i".,.
lffill
*=#;$*
i I oisinourion. '! |5rr ltenrn
lJ-
i .l::.'= i[ | fl"liilt*--;ttl%*
i fTiUV'#..^'" i !,y",-,,.
*"illlilffi; il +l
i#l
*":.fH;' i
iln
"'
i
'gr^"".^"f
*''""
-"1
r'fu*',*,
I i=l;iHtreFl
--Y:i'-- -- .[=*---J;; . fl==JL---.
| ,*Aunr", : (,ABsoL) : ntr, ,"$3"r !I s"ii,ij"ri I rnalonr,ot i evnp ionrror evlF oypass I Hbzs tredret I ioGno;o : canister vent solenoid - |
kHiH**l1 ;';Fi'
I control : valve controt , shut valve valve control i'_ _ ' controla------- ------J
POWERTBAIN or ENGINECONTROL MODULE (PCM or ECM)PHOfO 140
(cont'd)
24-5

UNDER.HOODFUSE/RELAYBOXl'-J-'uC-*---l
Lfl:::j
*".^;[
k;i*,,
! oao" to'z
*"''"T.1,
"oou
DATA LINK CONNECTOR (DLC}
See L/CCompressorControls
"X-*T-__-;"E::"
Il.Ll--- ;"--.'-[*"
| ! :ne,t*c il ;*,f,n*.1 i ;;"
-' usA ---
"-""'l
"*i,:Y' """"..ij1"
i"""".tlf*' "".7
u,i"""'*.16J
,]:f J
Jcror
I Scan tool : ELD unit inputI i.^'tr/^,fh,'t . CollllolI ,r,PuvvurrruL\L- - -r*i**"i
I *. ry'con An€mator : i.ff*o'I iinput ; input inpd signal : sEnal : I
- - i'ril - :- g - - iE- - i:i - - l:i - -,, i
, I i;:l*'#[""*ifitf{*,u
rals . n bee rccwu E---,
. i I :X3:'""1" 3:lllJij*'see,ciarsins; I :55;;, system
n ; ryss)
i'Tlli '----------r
; :g< 9:"lI '
i r"r cnr, | *"""- :, BLK T: 4 Y 943! |: Lr GFN/ I PHoro 63
i i*l "uu,:-.i.I GAUGE; leairi, llJ_s*l4BLY
i it:l*i' r-"'"" :, L=":Jl----------AlT -
'
Engine speed l"-----'--"
i ;,rs;,ipi,i- i l$.
/q:9'B€L------------l-
lr.r"oo. : 8 rc4s7
Jl :"-r!
".,1 .-L-.... ".
''{'r*,"',
il*'H;{l !-,
TFsr |. --1 f --1 (Not Used) ;iadiror,reren | | | | |
F8ilil5"'o"t | | | :
L--J L--JCRUISE GAUGECONTROL ASSEMBLYuNlT PHOfO 47PHOTA rr
c457
24-7
36

Vehicle Speed Sensor (VSS)
FUSE 15
.t UNDER.DASH
! SBiE/RELAY
'--- 98 99 models with A,rT ----
1
5
J^r""'See Groundarr< Diskibulion,
I o"o" t+
"'*l I
!r::'-'
c438
".,,::.x
POWERTRAIN '| ,,--,^,- | or ENGINEI l:li.:" a coNrRoLi ::J:" : MODULE :
i
'{is,
i!""""9;li"S, j
L---J pHaral&(oo)
ll
Vehiclespeedinput
c30t
CRUISECONTROLUNITtl
! y::g" II i,ifi- |L---J
-ir""'
MAINTENANCEREMINDERUNIT
(98-'9918) y. C409
c452
12
I BLK/. YEL
, BLK/I YEL
BLK'YEL
-'oomodel GS'R-----.
See Powera4 Distribution,
I
ease 1o-3.
x-----
l
c127
c1't2VEHICLESPEEOSENSOF(vss)PHOfO 26
lgnitioninputVehiclespoed output
Ground
33