Canister System Leak Test - Honda S2000 Service Manual

25.
24. Check for continuity between EVAP canister vent
shut valve 2P connector terminal No. 2 and body
g rou nd.
SHUT VALVE 2P CONNECIOR
r+
l '
2 l
vsv
-_-f-
ILTGFN/WHTI
@
L
Wne side oflema € terminals
lsthere continuity?
YES Go to step 25.
NO Repair open in the wire between the EVAP
c a n i s t e r v e n t s h u t v a l v e a n d t h e E c M { A 4 ) . 1
Turn the ignition switch ON {ll).
Measure voltage between EVAP canister vent shut
valve 2P connector terminal No. 1 and body ground.
EVAP CONTROL CANISTER VENT
SHUT VALVE 2P CONNECTON
t 1 t z l
l G 1
r r r I
(BLK/YELI I
,()\
Wire side of
\ 7 f e m 6 l e t e r m i n a l s
-I
ls there battety voltage?
YES Replace the EVAP canister vent shut valve
( A ) a n d t h e o - r i n g ( B ) . I
NO Repair open in the wire between the EVAP
c a n i s t e r v e n t s h u t v a l v e a n d t h e N o . 6 A C G ( 1 5 A )
f u s e . I
29.
Canister System Leak Test
27. Turn the ignition switch OFF.
28. Connect two three-way T-fittings (A) intothehose
from the EVAP canister to the EVAP two way valve
Connect the FTP sensor to one of the tee T-fittings
and the vacuum pump to the other.
Remove the vent hose from the EVAP canister vent
shut valve (A) and cap the port (B) to seal the fresh
air vent for the EVAP canister.
Turn the ignition switch ON (ll).
While monitoring FTP sensor voltage with the
Honda PGM Tester, or measuring voltage between
ECM connector terminals A29 and C18, slowly
p u m p t h e v a c u u m p u m p .
(cont'd)
30.
J t .
11-143