2001 Ford Escort idel

2001 FORD ESCORT
97,000 MILES • 4 CYL • FWD • AUTOMATIC
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GOCOLTS2010
  • MEMBER
  • 2 POSTS
i have changed the timing belt and the throttle control valve and map sensor still idel very rough once warmed up but will not die out have checked all vacum for leak
Sep 29, 2010 at 7:33 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Engine running rough or misfiring can be cause by the following:

1.Defective spark plug
2.Inadequate spark/coil,defective spark plug wire.
3.Lack of compression
4.False air leakage.
5.Faulty fuel injectors.
6.Insufficient fuel pressure.
7.Contaminated fuel.
8.EGR valve that is leaking.
9.Oxygen sensors.
10.Throttle position sensor.
11.Idle air control valve.
Sep 29, 2010 at 8:33 PM
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