DTC Confirmation Procedure: Notes

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

Fig 1: EVAP V/S LEAK P0456/P1456 Display (Fuel Level SE)

Courtesy of NISSAN MOTOR CO., U.S.A.

NOTE:

If DTC P0456 is displayed with P0442, first perform trouble diagnosis for DTC P0456.
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
After repair, make sure that the hoses and clips are installed properly.

Fig 2: EVAP V/S LEAK P0456/P1456 Display (Maintain)

Courtesy of NISSAN MOTOR CO., U.S.A.