1990 Toyota 4Runner Running rich

1990 TOYOTA 4RUNNER
19,500 MILES • V8 • 4WD • MANUAL
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STU WILLS
  • MEMBER
  • 1 POST
My car is running rich and I can smell gasoline at the tail pipe. How do I adjust the air / fuel mixture to get this better.
Jan 12, 2008 at 4:11 AM
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MERLIN2021
  • ✓Experienced Mechanic
  • 17,250 POSTS
Does it have a high idle? If yes check the coolant temp sensor, and with 195000 miles, have you ever replaced the 02 sensor(s)?
Jan 12, 2008 at 5:25 AM
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