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Ron Z.
Ron Z., - Nissan Tech -
Category: Nissan
Satisfied Customers: 17788
Experience:  18+yrs experience. State Inspector and Nissan Diagnostics
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I have a P1444 code on my 2002 nissan xterra. What does this

Resolved Question:

I have a P1444 code on my 2002 nissan xterra. What does this mean and what can I do about it?
Submitted: 6 years ago.
Category: Nissan
Expert:  Ron Z. replied 6 years ago.



  • EVAP control system pressure sensor
  • EVAP canister purge volume control solenoid valve (The valve is stuck open.)
  • EVAP canister vent control valve
  • EVAP canister
  • Hoses (Hoses are connected incorrectly or clogged.)

Check each of the sensors listed above for functionality. Check the canister for physical damage. Visiualy check hoses for rips or disconnections.





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