P0496
DTC P0496: EVAP System High Purge Flow1. Turn the ignition switch ON (II).
2. Do the DTC CLEAR in the CLEAR MENU with the Honda PGM Tester or the HDS.
3. Do the EVAP FUNCTION TEST in the INSPECTION MENU with the Honda PGM Tester or the HDS.
Is the result OK?
YES - Intermittent failure, system is OK at this time. Check for poor connections or loose terminals at the FTP sensor, the EVAP canister purge valve, or the EVAP canister vent shut valve and the ECM/PCM.
NO - Go to step 4.
4. Turn the ignition switch OFF.
5. Replace the EVAP canister purge valve.
6. Turn the ignition switch ON (II).
7. Do the ECM/PCM RESET in the CLEAR MENU with the Honda PGM Tester or the HDS.
8. Do the ECM/PCM idle learn procedure.
9. Do the EVAP FUNCTION TEST in the INSPECTION MENU with the Honda PGM Tester or the HDS. Is the result OK?
YES - Troubleshooting is complete.
NO - Check for poor connections or loose terminals at the FTP sensor, the EVAP canister purge valve, or the EVAP canister vent shut valve and the ECM/PCM, then go to step 1.