DTC Confirmation Procedure: Notes

CAUTION: Never remove fuel filler cap during the DTC confirmation procedure.

NOTE:

If DTC P0456 or P1456 is displayed with P0442 or P1442, perform TROUBLE DIAGNOSIS FOR DTC P0456 or P1456 first.
After repair, make sure that the hoses and clips are installed properly.
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 5 seconds before conducting the next test.

TESTING CONDITION:

Open engine hood before conducting following procedure.
If any of following condition is met just before the DTC confirmation procedure, leave the vehicle for more than 1 hour.

Fuel filler cap is removed.
Refilled or drained the fuel.
EVAP component parts is/are removed.

Before performing the following procedure, confirm that battery voltage is more than 11V at idle.