13 54 251 Replacing intake hose (between connecting piece and throttle assembly) (M54)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2006 BMW X5, 2006 BMW X3, 2005 BMW X5, 2005 BMW X3, and 2004 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
Switch off ignition.
E53 only:
Detach vacuum lines (1 and 2) from intake hose (3).
Z3, E39 and E53:
Release clips (1).
Pull intake hose (2) out of connecting piece.
Release screw.
Remove suction jet pump (1) from intake air manifold.
Release hose clamps (1).
Detach intake hose from throttle assembly and idle speed control valve.