ford escort zx2

2002 FORD ESCORT
140,000 MILES • 4 CYL • FWD • AUTOMATIC
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FROGGERY17
  • MEMBER
  • 1 POST
car idles very rough. when car is started it reves up to about2 1/2 rpms. when driving down highway the car will slightly*****. when the wheel turns there is a slight grinding noise in the front. when the car idles it acts like it wants to die. i have had the front and back manifold gaskets changed. i have checked the transmission fluid and it seems to be fine.
May 30, 2011 at 8:12 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Engine running rough or misfiring can be cause by the following:


https://www.2carpros.com/articles/engine-misfires-or-runs-rough


1.Defective spark plugs
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.Manifold absolute pressure sensor
12.Mass Airflow Sensor
13.Idle air control valve


Note: If it doesn't apply disregard it-
Jun 15, 2011 at 12:11 AM
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