1995 Ford Contour Runs rough

1995 FORD CONTOUR
142,000 MILES • 6 CYL • FWD • AUTOMATIC
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ALC1974
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  • 15 POSTS
At times runs rough til it warms up, also it hesitates sometimes, at about 45 to 55 mph, meaning its like it loses power?
May 30, 2010 at 6:50 PM
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RASMATAZ
  • CERTIFIED EXPERT
  • 75,992 POSTS
Inspect and test all the following listed below

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Manifold absolute pressure sensor.
EGR Valve
Fuel pressure regulator leaking or defective fuel pump.
False air leakage.
Fuel contamination.
Foul/defective spark plugs.
Open spark plug wires.
Ignition coil/Coil packs defective.
Incorrect ignition timing.
Cap and rotor.

Note:If it doesn't apply disregard.
May 30, 2010 at 7:00 PM