2000 Ford F150 bad idle

2000 FORD F-150
158,000 MILES • 6 CYL • 2WD • AUTOMATIC
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OTISA2007
  • MEMBER
  • 1 POST
my truck is giving 2 codes left and right bank lean it seems to run ok going down the road but at idle it will run smooth for a few minutes then try to die it will smooth out then after a few minutes it will di it again sometimes it will die but always cranks right back up i have had it to the dealer twice and they cant seem to figure it oout
Aug 30, 2010 at 5:36 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Try cleaning out the idle air control valve and also check and test below

Lean fuel condition could be caused by one of the following below:

1.Vacuum leaks
2.EGR and PCV valve.
3.Low fuel pressure.
4.Dirty fuel injectors.
5.Mass Air Flow Sensor.
6.Oxygen Sensor.
Aug 30, 2010 at 6:51 PM
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