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Re: P0411 over pressure?
Posted to Technical Theory Forum on 5/8/2020

No, tech 2 . I suspect either the sensor is skewed or the ports are restricted a bit. Removed solenoid and can feel exhaust pulses and as I stated before, the O2 voltage on that manifold, pegs at 0mv and the bank 2 is driven down to double digits, so air is ge... Login to read more.