2000 Ford Contour

2000 FORD CONTOUR
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BENWOWO
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  • 1 POST
2000 Ford Contour 4 cyl Two Wheel Drive 160000 miles

My car keeps jerking while driving especially when driving at a steady speed for some time. It would also not go beyond 55 miles/hour since this problem started
Apr 1, 2010 at 2:21 PM
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RASMATAZ
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  • 75,992 POSTS
Lack of acceleration,chugging,hesitating,bogging etc. could be caused by one of the following below.

Inspect and test all the following listed below and get back with some results

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.
Apr 1, 2010 at 4:11 PM