p0174!!!

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07-15-2012, 06:18 PM

BlkT/A01

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p0174!!!

I had my ses light come on again! Its p0174 bank 2 lean. I have changed my 02 sensor and replaced my mas! It had gone away for a month or so but its back. I have long tubes no cats. What can it be? Help please

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07-15-2012, 09:29 PM

1 FMF

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vacuum leak somewhere on passenger side of motor.
not sure if an exhaust leak would show up as a lean condition.
but check for places air can enter into on the passenger side, including the AIR check valves.

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