2000 ford explorer check engine codes

2000 FORD EXPLORER
140,000 MILES
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ENRIQUE MORADO
  • MEMBER
  • 1 POST
I have a 2000 ford explorer 4x4 v6 engine ligths with codes p0171 and p0174 chage the ox sensors but if i dont warmer up the engine for 15 minutes the check engine come back when i warmer up the car in the mornnirg cold temp. My check engine come and I change already the two front oxigen sensor and the check engine come back if idont warmer up the car for 15 minutes or more
Mar 20, 2012 at 8:39 PM
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FIXITMR
  • ✓Experienced Mechanic
  • 9,990 POSTS
possible intake gaskets leak.
Mar 21, 2012 at 9:08 AM
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