I have a 2005 Ford Explorer with 102000 miles and it seems to be sputtering or rough while ideling. What could be causing this problem.
Jul 29, 2010 at 9:32 AM
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RASMATAZ
AUTOMOTIVE REPAIR CONTRIBUTOR
75,992 POSTS
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.