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  1. E39 (1997 - 2003)
    After my great experience with 12 yr old hoses on my brakes I went looking for others that may be of issue. Most seem to be fine but came across the below. 1) Could I get a confirmation that this image is of the sucking jet pump...
  2. E46 (1999 - 2006)
    I've been told the gas tank is shaped like a saddle and the fuel pump is on one side and there has to be a slave jet pump to pump gas from the other side of the tank. I think my slave pump is bad b/c my car dies at 90-100 miles til empty. BMW of Tulsa told me it was the "Sucking Jet Pump"...
  3. E39 (1997 - 2003)
    How does the BMW E39 sucking jet pump (aka suction jet pump) work & how does it fail? EDIT: It's a vacuum multiplier, which provides more than manifold vacuum could alone, to the brake booster where behind the master cylinder. The air flow goes from the brake booster to a hose at the top of the...
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