Honda Civic Service Manual page 557

I
ECM/PCM CONNECTOR A (32P)
2WBS
(BLUI
Wiro side ol
Iemale
terminals
JUMPER
_
WIRE
EVAP BYPASS SOLENOID
VALVE 2P CONNECTOR {C793I
Wire side of
femal€
terminals
\
ECM/P,CM CONNECTOR a l32Pl
Wir€ side of female
terminals
(cont'dl
11-2A7
(From page 11-286)
Check the EVAP bypa3s 3olenoid
1. Turn the ignition switch OFF.
2. Connect ECM/PCM connector
terminal A28 and body ground
with a jumper wire.
3. Turn the ignition switch ON (ll).
ChGck tor an opon in lho wite
(lGl lin6l:
1. Turn the ignition switch OFF
2. Disconnect the 2P connector
trom the EVAP bypass sole-
noid valve.
3. Turn the ignition switch ON (ll).
4. Measure voltage between the
EVAP bypass solenoid valve
2P connector terminal No- 1
and body ground.
R.pair open in tha wil€ botwoon
EVAP purg. cor|trol 3olenoid valve
.nd tho No. 15 ALTERNATOR SP
SENSOR 17.5 Al tu3e.
Check lor an open in the wire
{2WBS line):
l. Turn the ignition switch OFF.
2. Reconnsct the 2P connector
to the EVAP bypass solenoid
3. Turn the ignition switch ON (ll)
4. Measure voltage between
ECM/rcM connector terminals
A28 and Al0.
Ch6ck the following P..ts for
l 6 a k a g e t o a t m o s P h e r e , a n d
roplir or rephco if neca3aary:
' fuel fill c.D
. tu6l t.nk
. tuel vapor pipe
. EVAP two way v3lvo
. EVAP bypa3! solanoid vtlY.
, fuel tlnk pra63uro 3on3or
. EVAP control canBte.
. EVAP control crnistor vent
shut vtlvo
. EVAP purgo control lolonoid
. vscuum hoseS and connoction3
Roprir opon in tho wiro betwoen
th. EVAP byp.$ 3ol6noid valve
rnd tho EcM/PcM lA28l.
ls there battery voltage?
I
2 5
7
8
t 0
1 1
'12 t t
1 5
t 6 t 8 t 9 20 23 21
27 26
29
3o
PGl (BLKI
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I 7 l l s l e l r o l r ' I
't2
r3
,"l!j'"EBUP)._3)_!J
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nt ll
4al*l 4 l,-'l
2WaS {BLUI
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