DTC Confirmation Procedure: Notes
WARNING: This page is about a different car, the 2004 Nissan Frontier. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Never remove fuel filter cap during the DTC confirmation procedure.
NOTE:
- If DTC P0455 is displayed with P1448, perform trouble diagnosis for DTC P1448 first. (See DTC P1448 EVAP CANISTER VENT CONTROL VALVE .)
- Make sure that EVAP hoses are connected to EVAP canister purge volume control solenoid valve 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.