Running rich

1995 TOYOTA 4RUNNER
170 MILES • 6 CYL • 2WD
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MACK-1503
  • MEMBER
  • 1 POST
The car runs rich.
May 12, 2017 at 11:51 PM
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HMAC300
  • ✓ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
check fuel pressure with a gauge auto parts rent it. It may be the regulator not doing it job any longer. also scan for codes if check engine light on and check for a vacuum leak as that can affect it as well. you may need an adapter to do this. See link.
https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator
May 13, 2017 at 6:23 AM
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