MY CAR WAS PUT ON SCOPE THE IDLE KEEPS GOING UP ...

  • Tiny
  • Anonymous
  • 1993 Hyundai Excel
  • 103,000 miles

My car was put on scope the idle keeps going up and down the report said the choke keeps opening and closing I replaced the tps sensor the idle air Controll valve and new distributer assembly what's wrong please help thank you

Friday, January 4th, 2013 AT 7:32 PM

1 Reply

  • Tiny
  • KHLow2008
  • Expert
  • 41,997 posts

Check for vacuum leaks. If the idling speed is too low or high, surging would occur.

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Sunday, January 6th, 2013 AT 1:54 PM

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