Honda 2004 Odyssey Service Manual page 608

Valve Test
1. Make sure the fuel tank is less than half full.
2. Remove the fuel fill cap.
3. Remove the bolts and fuel tank vapor control valve
cover (A).
A
4. Remove the bolts (A).
5. Disconnect the fuel tank vapor signal tube (A).
9.8 N·m
(1.0 kgf·m,
7.2 lbf·ft)
6. Disconnect the vacuum hose (A) from the EVAP
A973X-041-
XXXXX
7. Disconnect the vacuum hose (D) from the EVAP
A
9.8 N·m
(1.0 kgf·m,
7.2 lbf·ft)
8. Pump the vacuum pump 80 times.
canister (B), and then plug the ports (C).
D
canister vent shut valve (E), and connect a vacuum
pump to the vacuum hose.
• If the vacuum holds, go to step 9.
• If the vacuum does not hold, go to step 11.
A
A
C A
B
E
(cont'd)
11-299