Honda Accord 2008 Manual page 733

07/11/02 09:20:00 61TA0000_110_0414
EVAP System
DTC Troubleshooting (cont'd)
DTC P0496: EVAP System High Purge Flow
Detected
NOTE: Before you troubleshoot, record all freeze data
and any on-board snapshot, and review the general
troubleshooting information (see page 11-3).
1. Turn the ignition switch to ON (II).
2. Clear the DTC with the HDS.
3. Do the EVAP FUNCTION TEST in the INSPECTION
MENU with the HDS.
Is the result OK ?
YES − Intermittent failure, the system is OK at this
time. 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.
NO − Go to step 4.
4. Turn the ignition switch to LOCK (0).
5. Replace the EVAP canister purge valve (see page
11-431).
6. Turn the ignition switch to ON (II).
7. Reset the ECM/PCM with the HDS.
8. Do the ECM/PCM idle learn procedure (see page
11-343).
9. Do the EVAP FUNCTION TEST in the INSPECTION
MENU with the HDS.
Is the result OK ?
YES − Go to step 10.
− Check for poor connections or loose terminals
NO
at the FTP sensor, the EVAP canister purge valve,
the EVAP canister vent shut valve, and the ECM/
PCM, then go to step 1.
11-414
10. Check for Temporary DTCs or DTCs with the HDS.
Is DT C P0496 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.
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