Fuel pressure

2004 NISSAN XTERRA
150,000 MILES • 2.4L • 4 CYL • 4WD • MANUAL
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CULLY RUTHERFORD
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  • 1 POST
What should the fuel pressure be on this?
Jul 1, 2018 at 2:15 PM
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JACOBANDNICKOLAS
  • CERTIFIED EXPERT
  • 110,175 POSTS
Hi and thanks for using 2CarPros.com.

The pressure specifications are as follow:

At idle/without vacuum to regulator: 43 psi
At idle/with vacuum to regulator : 34 psi

Here is a link which shows how to check pressure and the regulator. The regulator on your vehicle is controlled by engine vacuum, so this link may be beneficial.

https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator

Let me know if this helps or if you have other questions.

Take care,
Joe
Jul 1, 2018 at 7:50 PM