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International Automotive Technicians Network
Re: VW Brake booster water origin
Posted to Technical Discussion Forum on 12/9/2008

Joe,

George gave you the correct answer. This is about as common as faulty VW MAF sensor.

We have seen this many times. Look around the battery for signs of rising water. The right side drain is under the battery, you will have to lift it up to get to it. ... Login to read more.