13 54 250 Replacing air intake hose (between air-mass flow sensor and throttle valve assembly) (N62)

Necessary preliminary tasks: 

• Switch off ignition
• Remove acoustic cover
• E65, E66 only:

  Remove design cover

Loosen hose clamps (1).

Fig 1: Detaching Air-Mass Flow Sensor From Throttle Valve Assembly

Courtesy of BMW OF NORTH AMERICA, INC.

Pull off vacuum hose (2).

Detach air-mass flow sensor (3) from throttle valve assembly.

Detach air intake hose (3) from air-mass flow sensor.

Installation: 

Check sealing rings for damage, replace if necessary.