VACUUM LEAK ON 2000 CELICA

  • Tiny
  • arl
  • 2000 Toyota Celica
  • 4 CYL
  • FWD
  • automatic
  • 100,100 miles

Would a vacuum leak on a 2000 celica cause engine performance to drop from 30MPG to less than 20?

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Friday, January 28th, 2011 AT 1:39 PM

3 Replies

  • Tiny
  • KHLow2008
  • Expert
  • 41,997 posts

That is possible. A vacuum leak would affect the idling speed and O2 sensors which would indicate a lean condition and inform the compuuter to enrich the running.

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Friday, January 28th, 2011 AT 1:56 PM
  • Tiny
  • arl
  • Member

Thank you so much for prompt response.

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Friday, January 28th, 2011 AT 3:40 PM
  • Tiny
  • KHLow2008
  • Expert
  • 41,997 posts

You're welcome.

Have a nice day.

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Friday, January 28th, 2011 AT 7:27 PM

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