Honda Element. Manual — part 492

YES -Replace the following parts, then go to step 21.



FTP sensor O-ring (see FTP SENSOR REPLACEMENT )



EVAP canister vent shut valve case and O-ring (see EVAP CANISTER VENT SHUT VALVE
REPLACEMENT )



EVAP canister (see EVAP CANISTER REPLACEMENT )

NO -Reconnect or repair the EVAP canister purge hose, then go to step 21.

19. Select EVAP CVS OFF in the INSPECTION MENU with the HDS.

20. Check these parts for looseness or damage:



Fuel fill pipe



Fuel vapor return pipe

Are the parts OK?

YES -Check the fuel pump base gasket (see FUEL TANK UNIT REMOVAL/INSTALLATION ), 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 ON (II).

23. Reset the ECM/PCM with the HDS.

24. Do the ECM/PCM idle learn procedure (see ECM/PCM IDLE LEARN PROCEDURE ).

25. Do the EVAP FUNCTION TEST in the INSPECTION MENU with 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.

DTC P0457: EVAP SYSTEM LEAK DETECTED/FUEL FILL CAP LOOSE OR MISSING

1. Check the fuel fill cap (the cap must say "TIGHTEN TO CLICK"). It should turn 1/4 turn after it's tight,

then it clicks.

Is the correct fuel fill cap installed and properly tightened?

NOTE:

Before you troubleshoot, record all freeze data and any on-board snapshot, and
review the general troubleshooting information (see GENERAL
TROUBLESHOOTING INFORMATION ).

2007 Honda Element EX

2007-2008 ENGINE PERFORMANCE EVAP System - Element

YES -Go to step 2.

NO -Replace or tighten the cap, then go to step 19.

2. Check the fuel fill cap seal (A) and the fuel fill pipe mating surface (B). Verify that the fuel fill cap tether

cord (C) is not caught under the cap.

Fig. 22: Identifying Cap Seal, Fuel Fill Pipe Mating Surface And Fuel Fill Cap Tether Cord
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is the fuel fill cap seal missing or damaged, is the fuel fill pipe damaged, or is the tether cord caught
under the cap?

YES -Replace the fuel fill cap or the fuel fill pipe, then go to step 19.

NO -Go to step 3.

3. Turn the ignition switch ON (II).

4. Clear the DTC with the HDS.

5. 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 or the EVAP canister vent shut valve and the ECM/PCM.

NO -Go to step 6.

6. Turn the ignition switch OFF.

7. Remove the EVAP canister vent shut valve from the EVAP canister (see EVAP CANISTER VENT

SHUT VALVE REPLACEMENT ).

8. Connect the 2P connector to the EVAP canister vent shut valve.

9. Turn the ignition switch ON (II).

10. Select EVAP CVS ON in the INSPECTION MENU with the HDS.

2007 Honda Element EX

2007-2008 ENGINE PERFORMANCE EVAP System - Element

11. Check the EVAP canister vent shut valve (A) operation.

Fig. 23: Identifying EVAP Canister Vent Shut Valve
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Does the valve operate?

YES -Check the routing of the EVAP canister vent tube, then go to step 18.

NO -Go to step 12.

12. Turn the ignition switch OFF.

13. Replace the EVAP canister vent shut valve (see EVAP CANISTER VENT SHUT VALVE

REPLACEMENT ).

14. Turn the ignition switch ON (II).

15. Reset the ECM/PCM with the HDS.

16. Do the ECM/PCM idle learn procedure (see ECM/PCM IDLE LEARN PROCEDURE ).

17. Do the EVAP FUNCTION TEST in the INSPECTION MENU with the HDS.

Is the result OK?

YES -Troubleshooting is complete.

NO -Check for poor connections or loose terminals at the FTP sensor or the EVAP canister vent shut
valve and the ECM/PCM, then go to step 1.

18. Reinstall the EVAP canister vent shut valve (see EVAP CANISTER VENT SHUT VALVE

REPLACEMENT ).

19. Turn the ignition switch ON (II).

20. Reset the ECM/PCM with the HDS.

21. Do the ECM/PCM idle learn procedure (see ECM/PCM IDLE LEARN PROCEDURE ).

22. Do the EVAP FUNCTION TEST in the INSPECTION MENU with the HDS.

2007 Honda Element EX

2007-2008 ENGINE PERFORMANCE EVAP System - Element

Is the result OK?

YES -Troubleshooting is complete.

NO -Check for poor connections or loose terminals at the FTP sensor or the EVAP canister vent shut
valve and the ECM/PCM, then go to step 1.

DTC P0496: EVAP SYSTEM HIGH PURGE FLOW DETECTED

1. Turn the ignition switch 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, 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 (see EVAP CANISTER PURGE VALVE REPLACEMENT ).

6. Turn the ignition switch ON (II).

7. Reset the ECM/PCM with the HDS.

8. Do the ECM/PCM idle learn procedure (see ECM/PCM IDLE LEARN PROCEDURE ).

9. Do the EVAP FUNCTION TEST in the INSPECTION MENU with 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.

DTC P0497: EVAP SYSTEM LOW PURGE FLOW DETECTED

Special Tools Required



Vacuum/pressure gauge, 0-4 in.Hg, 07JAZ-001000B



Vacuum pump/gauge, 0-30 in.Hg, Snap-on YA4000A or equivalent, commercially available

NOTE:

Before you troubleshoot, record all freeze data and any on-board snapshot, and
review the general troubleshooting information (see GENERAL
TROUBLESHOOTING INFORMATION ).

2007 Honda Element EX

2007-2008 ENGINE PERFORMANCE EVAP System - Element