2001 Ford F-150 Hesitation

2001 ALL OTHER MAKES ALL OTHER MODELS
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KDHUSTON
  • MEMBER
  • 1 POST
I have a 2001 F150 V8 with 65,000 miles and have been noticing a problem in low gear with the truck hesitating. This is especially noticed more on inclines.
I can go serveral day and not have the problem and then it will happen again. I have not had any engine lights and I can excellerate out of the hesistation.
Where do I start looking for a problem?
Apr 12, 2006 at 1:57 AM
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LOSONE
  • ✓Experienced Mechanic
  • 1,616 POSTS
Change your fuel filter and your air filter it can cause a hesitation. Also if the mass air flow sensor is dirty it can cause the same problem.

Also check the vacuum line to the fuel pressure regulator. If it has a pin hole, it will do the same thing.

Let me know
Apr 12, 2006 at 5:12 AM
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Suggested Repair

Replace the fuel filter and air filter, clean the mass air flow sensor if dirty, and inspect the vacuum line to the fuel pressure regulator for a pinhole.

Conversation Summary

The owner of a 2001 Ford F-150 V8 with 65,000 miles reports intermittent hesitation in low gear, especially on inclines, with no check engine light and the ability to accelerate through it. The expert suggests replacing the fuel and air filters, cleaning a dirty mass air flow sensor, and checking the fuel pressure regulator vacuum line for a pinhole.

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