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Lack of bank 1 02 transitions- lean
Explanation
aaECM detected bank 1 02 at its lean limit
probable cause
aa1 Misfire on bank 1
aa2 Vacuum leak affecting bank 1 only
aa3 Fuel injector problem bank 1
aa4 Engine mechanical condition
99 F150 4.6 which side of engine is bank 1 and from this description what should I look for?
I'm sure you guys can help me again, you have been more help than you know.
Thanks John, I was in a mechanics home doing some work Mon. and he told me the same thing. He said it would almost always be the PCV hose either colapsed or a crack in it.
Bobby Hales
BTW my wife saw your avatar and wants to know what kind of dog it is.
Thanks John, I was in a mechanics home doing some work Mon. and he told me the same thing. He said it would almost always be the PCV hose either colapsed or a crack in it.
Bobby Hales
BTW my wife saw your avatar and wants to know what kind of dog it is.
That is Rocky when he was a puppy the day that we brought him home. Full blooded German Shepherd. He is four and a half years old now and weighs in at 95 lbs. He is a great dog!