1998 FORD ESCORT ROUGH IDLE

  • Tiny
  • wbt7168
  • 1998 Ford 500
  • 4 CYL
  • FWD
  • automatic
  • 140,000 miles

1998 ford escort rough idle runs great going up the road when you stop it idles way down and sometisme shuts off but will start right back I have replaced the vac lines cleaned the air flow sensor the service engine light is on code says no heated 02 sensor upstream I replaced it still have the idle problem plugs have been checked and injectors are working replaced the fuel filter also

Saturday, June 4th, 2011 AT 2:24 PM

1 Answer

  • Tiny
  • rasmataz
  • Member

Check the idle air control valve. TPS sensor and PCV and EGR valves

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Saturday, June 4th, 2011 AT 7:44 PM

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