DTC P0442: EVAP Control System Small Leak Detected (Negative Pressure)
WARNING: This page is about a different car, the 2003 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
If DTC P0441 is also set, perform diagnosis for DTC P0441 first. See DTC P0441: EVAP CONTROL SYSTEM INCORRECT PURGE FLOW .
NOTE:
Before performing diagnostic procedure, follow testing procedure. See TESTING PROCEDURE under SELF-DIAGNOSTIC SYSTEM.