how to fix high idle speed

1991 TOYOTA PICKUP
140,000 MILES • 4 CYL • 4WD • MANUAL
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KRIS1984
  • MEMBER
  • 1 POST
how to fix high idle speed on a 1991 toyota pickup dlx
Jun 23, 2011 at 9:36 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,992 POSTS
Check the idle air control valve and look for vacuum leaks-clean out throttle bore/plate
Jun 24, 2011 at 12:25 AM
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KHLOW2008
  • ✓Experienced Mechanic
  • 41,814 POSTS
If no vacuum leaks are found, try adjuting the idle screw.
Jun 24, 2011 at 6:21 AM
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