Acura Integra 1998 Service Manual page 354

{From 1 1 - 1 4 8 ) p a g e
v
( F r o m p a g e 1 1 1 4 8 )
Substitute a known-good ECM
and retest. lf svmplom/indication
goes away, replace the original
ECM,
ECM CONNECTOR A {32PI
PG1
{8LKI
PCS
IRED/YEL)
female
termrnars
Inspect vacuum hose routing.
It OK, replace EVAP purge con-
trol solenoid valve.
C h e c k t h e E V A P p u r g e c o n t r o l
s o l e n o i d v a l v e :
1 . T u r n l h e i g n i t i o n s w i t c h O F F .
2 , C o n n e c t t h e E C M c o n n e c t o r
t e r m i n a l s 4 1 5 a n d 4 1 0 w i t h a
3 . S t a r t t h e e n g i n e a n d c h e c k f o r
v a c u u m a t t h e v a c u u m h o s e .
l s t h e r e v a c u u m ?
EVAP TWO WAY
Check the EVAP two way valvel
See EVAP two way valve test (see
p a g e 1 1 ' 1 5 1 ) .
Replace the EVAP two way valve.
Check the EVAP bypass solenoid
1. Disconnect the vacuum hose
from the EVAP two way valve
and connect a vacuum pump
to the hose.
2. Turn the ignition switch ON (lli.
3. Apply vacuum to the hose.
C h e c k l o r a s h o r t i n t h e w i r e
{2WBS linel:
Disconnect the 2P connector from
the EVAP bypass solenoid valve.
D o e s v a l v e h o l d v a c u u m ?
Repair short in tho wire between
EVAP bypass solonoid valve and
rhe ECM {A28).
D o e s v a l v e h o l d v a c u u m ?
(cont'd)
{To page 11 150)
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