1990 Toyota 4Runner Engine

243,000 MILES • 6 CYL • 4WD • AUTOMATIC
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AARONWHITAKER
  • MEMBER
  • 1 POST
When I hold my throttle down at a steady 2000 RPMs the engine begins cutting off and on repeatedly. What could cause this?
Dec 17, 2007 at 1:34 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
When was the last major tune-up?

Check the throttle position sensor and fuel system pressure-
Dec 17, 2007 at 1:37 PM
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