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Can someone explain boost gauge readings?
Ever since I put in a boost gauge, I have noticed at idle or when stopping the boost gauge will show a negative reading ie. -0.05. I don't understand how a turbo can be in the negative. Can some of the experts here explain it for me.
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 NB8S Past Garage: Z4, 135i. Present Garage: 2013 X Drive X1 2.8i. |