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Random misfire continues after spark plug change

Tiny
DARB RECLEMS
  • MEMBER
  • 2001 NISSAN PATHFINDER
  • 3.5L
  • V6
  • 4WD
  • AUTOMATIC
  • 24,000 MILES
I changed my spark plugs because it was suggested by a friend who is a mechanic to start off, but my vehicle continue to randomly misfire from the OBD tool and is sounding horribly louder than it was before.
Tuesday, May 26th, 2020 AT 2:20 PM

1 Reply

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Good evening,

Do you have any codes set?

https://www.2carpros.com/articles/engine-misfires-or-runs-rough

I would start by checking the fuel pressure. Low fuel pressure will cause this issue.

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

Roy
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Tuesday, May 26th, 2020 AT 3:00 PM

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