13 54 251 Replacing intake hose (between connecting piece and throttle assembly) (M54)

Switch off ignition.

E53 Only:

Detach vacuum lines (1 and 2) from intake hose (3).

Fig 1: Detaching Vacuum Lines From Intake Hose

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Z3, E39 And E53:

Release clips (1).

Pull intake hose (2) out of connecting piece.

Fig 2: Removing Intake Hose From Connecting Piece

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Release screw.

Remove suction jet pump (1) from intake air manifold.

Fig 3: Removing Suction Jet Pump

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Release hose clamps (1).

Detach intake hose from throttle assembly and idle speed control valve.

Fig 4: Removing Hose Clamps

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