Vehicle shuts off after acceleration?

2014 NISSAN PATHFINDER
200,000 MILES • 3.5L • 6 CYL • 2WD • AUTOMATIC
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OSVALDO480
  • MEMBER
  • 1 POST
Vehicle will shut off after acceleration. no check engine light or codes in scanner. car will start but if you accelerate it will shutoff.
Jul 25, 2023 at 9:16 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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JACOBANDNICKOLAS
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 110,190 POSTS
Hi,

Start by checking the fuel pump pressure. If it is weak, this can happen. Also, it may not cause the check engine light to turn on because the computer may simply think it ran out of fuel.

Here is a link that explains in general how to test fuel pump pressure. You will need a fuel pressure gauge, but most parts stores will lend one to you.

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

If you look below, I attached the manufacturer's fuel pressure specifications.

Let me know what you find. Also, let me know if there is any smoke from the exhaust or odd odors you noticed.

Take care,

joe

See pic below.
Jul 25, 2023 at 9:44 PM
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