2001 Ford Expedition running to lean

Tiny
COOLWILLIEC1
  • MEMBER
  • 2001 FORD EXPEDITION
  • V8
  • 2WD
  • AUTOMATIC
  • 13,500 MILES
What does that mean running to lean thats what the coed said. And how to fix that.
Monday, November 23rd, 2009 AT 6:48 AM

1 Reply

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,755 POSTS
Basically that means you are getting too much air into the engine and not enough fuel. If could be cause by several things. THe first thing I would check for is vacuum leaks. A vacuum leak will allow more air to enter the engine.

Do that and let me know what you find.
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Wednesday, November 25th, 2009 AT 11:18 PM

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