Honda Accord 2008 Manual page 730

07/11/02 09:19:59 61TA0000_110_0411
15. Disconnect the fresh air hose (A) from the EVAP
canister (B), and plug the EVAP canister port (C).
＊０４
B
16. Apply vacuum to the EVAP system until the FTP
reads 1.90 V ( 0.59 in.Hg,
NOTE: Be careful not to exceed the vacuum. If you
exceed the vacuum, the FTP sensor can be
damaged.
17. Monitor the FTP SENSOR in the DATA LIST for
1 minute with the HDS.
Does the voltage increase more than 0.2 V
( 0.1 in.Hg, 2.5 mmHg)?
YES
−
NO
then go to step 21.
18. Check for a loose or damaged EVAP canister purge
line between the EVAP canister and the EVAP
canister purge valve, or a leaking EVAP canister
purge valve.
Are the line and the EV AP canister purge valve
OK ?
YES
• FTP sensor O-ring
• EVAP canister vent shut valve case and O-ring
• EVAP canister
−
NO
hose, then go to step 21.
A
− − 15.1 mmHg).
− Go to step 18.
Replace the EVAP canister vent shut valve,
−
Replace these parts, then go to step 21:
Reconnect or repair the EVAP canister purge
19. Select EVAP CVS OFF in the INSPECTION MENU
with the HDS.
20. Check these parts for looseness or damage:
C
• Fuel fill pipe
• Fuel vapor return pipe
Are the parts OK ?
YES − Check the fuel tank unit base gasket
(see page 11-374), and check the fuel tank, then go
to step 21.
−
NO Repair or replace the damaged parts, then go
to step 21.
21. Reconnect all hoses and connectors.
22. Turn the ignition switch to ON (II).
23. Reset the ECM/PCM with the HDS.
24. Do the ECM/PCM idle learn procedure (see page
11-343).
25. Do the EVAP FUNCTION TEST in the INSPECTION
MENU with the HDS.
Is the result OK ?
YES − Go to step 26.
−
NO Check for poor connections or loose terminals
at the FTP sensor, the EVAP canister purge valve,
the EVAP canister vent shut valve, and the ECM/
PCM, then go to step 1.
26. Check for Temporary DTCs or DTCs with the HDS.
Is DT C P0455 and/ or P0456 indicated?
YES − Check for poor connections or loose
terminals at the FTP sensor, the EVAP canister
purge valve, the EVAP canister vent shut valve, and
the ECM/PCM, then go to step 1.
NO − Troubleshooting is complete. If any other
Temporary DTCs or DTCs are indicated, go to the
indicated DTC's troubleshooting.
11-411