Honda Civic Service Manual page 358

Troubleshooting
E n gine/P_o,weft
ra in Control Module Term inal Arra n gement
('96 - 98 Models, '99 - 00 Dl6yS engine with M/T) -
ECM/PCM CONNECTOR A I32PI
1
I N J 6
2
INJ3 INJ2
1
I N J l
5 6 7
I
LG1
1 0
PGl
l 1
I G P l
1 2
ACV
13
1 1 1 5
PCS
1 6
FLR
1 7
acc
1 8
MIL
1 9
ALTC
20
tcM
22
PG2
21
IGP2
27 2A 25
VSV
30
SLU
ECM/PCM CONNECTOR A (32P)
'2: A./T (D16Y7, 016Y8
engine)
13: CvT (D16Y5 enoin€)
',4: A/T and D16y7 engine
*5: Except A/T and D16Y7 €nsine
'6r A/T (D16Y8 ensine)
' 7 C w
1 D 1 6 Y 5 e n g , n e l a n d D 1 6 y 8 e n s r n e
'"'3:Bi..I?'Jt;".'e'.!ti.?i?l'""."T8"_";btfr
"fl
1 - 8 8
W i r e s i d e o f f e m a l e t e r m i n a l s
NOTE: Standard battery voltage 1 2
t s
'10i i,4/T (D16V5 engine)
r 1 1 E x . e p t M / l ( D 1 6 V 5
e n q i n e l
r 1 2 : 0 1 6 Y 5 , D 1 6 Y B e n q i n e
r 1 5 : ' 9 7 0 1 6 Y 7 e n g i n e
l c o u p e : K L m o d e t , s e d a n : K L ( L X l m o d e t ) ,
' 9 8 D 1 6 Y 7
e n g i n e
1
1
Sign.l
YEL l N J 4 ( N o . 4 F U E L I N J E C I O B )
D ves No 4 ruel injector.
W i l h e n g i n e r u n n i n q : d d l y c o n i r o t e d
2
BLU
l N J 3 l N o . 3 F U E L T N J E C T O B J
D r i v e s N o . 3 l u e I n t e c l o r .
3 8 E D
I N J 2 ( N O , 2 F U E I I N J E C T O N )
Drives No. 2 iuel njector.
8 8 N l N J l ( N o . 1 F U E L I N J E C T O B )
D i v e s N o . 1 r u e l i n j e c t o r .
5
SO2SIITC (SECONDAFY HEATED
OXYGEN SENSOF HEATEF CON
TFOL)
Orives secondary heated oxyqen sensor
With ignilion switch ON (lll: batery vo lage
W i t h f ! l l y w a r m e d u p e n g i n e r u n n i n q : d L t v c o n t r o l e d
6
BLXAVHT
PO2SHTC (PRIMAFY HEATEO
O X Y G E N S E N S O R H E A T E R
CONTROL)
Drives prihary healed oxygen sensor
W i t h i g n i t i o n s w i t c h O N l t t ) : b a n e r y v o t t a s e
w l h r d l l y w d r m e d u p c n g n e , L n n r r q d u r y , o r l . o t r e d
F E D {
ESOL (EGF CONTRO!
SOIENOIO VALVE)
D r i v e s E G F c o n l r o l s o l e n o d v a t v e .
Wilh EGR operating during drving wiih fu|y warmed
up engrne: duty controtted
W i l h E G F n o l o p e f a t i n g : O V
E.EGR W i t h E G F o p e r a t i n g d u . i n g d r i v o g w i l h i u t y w a r m e d
u p e n 9 i n e : d u t y c o n t . o l t e d .
With EGR not ooeralino; o V
8 * r / GFN/YEL
WS (VTEC SOLENOTD VALVE)
Drives VTEC solenoid va ve
W i l h e n g n e a t o w e n g i n e s p e e d : O V
Wirh engine at h gh enqine speedr banery vohaae
9 B f l N / B L K
L G 1 ( L O G I C G R O U N D )
G r o ! n d l o r t h e € C M / P C M c o n l r o t c r c u i t .
L e s s l h a n 1 . 0 V a t a t t i m e s
t 0
ALK P G 1 I P O W E F G F O U N D )
G r o u n d i o r r h e E C M / P C M p o w e r . t c u f .
1 1
Y E V B L K
IGPT iPOWEF SOUFCE)
Power source forthe Ec[,l/PcM conlro
Wilh ignition swirch ON (tt): battery voltage
With gntron switch OFF: 0 V
B L V B L U IACV (IDLE AIN CONTROL VALVE)
W i l h e n g i n e r ! n n n g : d l t y c o n t r o e d
1 3 , .
o 8 N
I A C V N l I D L E A I 8 C O N T F O L
VALVE NEGATIVE SIOE)
Drivesthe IAC valve {negalive side).
BLVBLU
IACV P (IDLE AI8 CQNTROL
VALVE POSITIVE SIDE)
Orives IAC vaive (posilive side).
FEO/YEL
PCS (EVAP PURGE CONTFOT
S O I E N O I O V A L V E )
Drives EVAP pu.ge controtsolenoid vatve.
W i l h e n g i o e r u n n i n g , e n g i n € c o o t a n i b e t o w 1 5 4 , F
'68'Cr bancry vohaSe w'ln ens nc runn,.o. eng,rc
GRN/YEL
FL8 (FUEL PU[4P FELAY)
O r i v e s f u e l p u m p r e l a y .
0 V {or two secor os ahe' tJ n ng 'onir or \wnch ON ,,,,,
I 7
BLI(REO
ACC (A,/C CLUTCH RELAY)
Drives A/C clutch relay.
W i r h c o m p r e s s o r O N r 0 V
Wilh compressof OFF:banery votrage
1 8 G F N / O N N
MIL (I\,lALFUNCTION INDICATOF
W i t h M I L l L r n e d O N : 0 V
With illl turned OFF: banery volaqe
1 9 ' ,
AITC {AITERNAIOR CONIROL)
se.ds ahernator controt signat.
Wirh fully warmed.up engine ru.ntng: battery votlas€
During drivins wnh smatl eteclricat toad: O V
20
YEVGRN
I C M ( I G N I ' T I O N C O N T R O L
MOOU!E)
w i t h i g n l t l o n s w i l c h O N ( t l ) : b 6 n € r y v o h a g e
W i l h e n s i n e r u n n i n s : a b o u l t 0 V ( d e p e n d i n g o n
22
BRN/BLK
L G 2 ( L O G I C G A O U N D )
Ground for the ECM,/PCM conrrot ci'cu L
Less than 1.0 V at a tt mes
23
B L K P G 2 i P O W E A G R O U N D )
G r o ! n d l o r t h e E C M / P C M p o w e r c i r c u i r .
2 4 YEUBLK
lGP2 (POW€R SOUSCE)
Power sou.ce lor the ECM/PCl, conrrol
Wnh ignilion swilch ON {it):battery vohage
W i l h i g n i l i o n s w i t c h O F F : 0 V
2 5 * 6
WHT/FED
VSEF IREFEfl ENCE VOLTAGE)
Provrdes reference voIaOe to TCM.
W i t h i g n i t i o n s w i t c h O N ( t t ) : a b o u r 5 V
W t h g n i t i o n s w l t c h O F F : O V
2 1 ' 1 G F N
FANC {RAOIATOR FAN
C O N T F O L )
Drives radialof fan ielay.
With radialor fan f!nn
nqr O V
Wilh radiato.tan
stopped: battery
B L !
2WBS (EVAP BYPASS
SOLENOIO VALVE]
Orives EVAP bypass sotenotd va !e.
W i t h i g n i r i o n s w r r c h O N ( t t ) : b a r e r y v o r a s e
LT GRNA/VHT
VSV (EVAP CONTFOTCANISTEF
VENT SHUT VAIVE)
Drives EVAP conlfot canisrer venl shul
w n h i g n i r i o n s w ' t c h O N l r | l b a r e r y v o l a q e
WHT/NED
S L U ( I N T E F L O C K C O N T F O L
U N I T )
Detects intenock conlrotLn t signal
W h h i g n i t i o n s w i t c h O N ( t t ) a n d b r a k e p e d a
depf essed: battery vollage