Mechanics

ESCORT ROUGH IDLE

1998 Ford 500 • 4 cylinder 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
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Wbt7168
June 4, 2011.




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

Rasmataz
Jun 4, 2011.


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