1997 Honda Prelude idles rough

1997 HONDA PRELUDE
200,000 MILES • 4 CYL • FWD • MANUAL
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DRISDENZ
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  • 1 POST
changed the plugs,engine when idling revs up and down ,was wondering if it was a sensor on the fuel injection or something
Mar 17, 2010 at 1:23 PM
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LEGITIMATE007
  • CAR REPAIR CONTRIBUTOR
  • 5,121 POSTS
I suspect the idle air control valve, but First do a throttle body cleaning, as this may be enough to clear up your problem , if not then look into the IAC
Mar 17, 2010 at 1:50 PM
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LEGITIMATE007
  • CAR REPAIR CONTRIBUTOR
  • 5,121 POSTS
https://www.2carpros.com/how_to/how_to_tune_up.htm
Mar 17, 2010 at 1:51 PM
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