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Re: Porsche PIWIS question
Posted to Technical Discussion Forum on 1/9/2019 1 Reply

About this P1531 code, when I checked through activations with the piwis the bank 2 variocam solenoid when activated caused a noticeable drop in rpm but bank 1 did not show any effect at all. Checking the solenoid by directly applying 12 volts to it I could he... Login to read more.

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