DTC P0456: EVAP Control System - Very Small Leak: 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 also set, perform diagnosis for this DTC first. See DIAGNOSTIC TROUBLE CODE DEFINITIONS . Ensure fuel cap is genuine NISSAN, aftermarket caps may cause MIL to illuminate. If fuel cap is not tightened properly, MIL may illuminate.

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 .