DTC P1456: EVAP Control System - Very Small Leak Or Does Not Operate Properly: Notes

WARNING: This page is about a different car, the 2002 Nissan Pathfinder and 2002 Infiniti QX4. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: If DTC P0442 is displayed along with DTC P1456, perform testing for DTC P1456 first.

NOTE: Before performing diagnostic procedure, follow testing procedure. See TESTING PROCEDURE under SELF-DIAGNOSTIC SYSTEM. Use appropriate illustration to identify harness connector locations or terminals. See CONNECTOR IDENTIFICATION .