13 62 560 Removing and installing/replacing air-mass flow sensor (N62)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2005 BMW 745i, 2005 BMW 745Li, 2004 BMW 745i, 2004 BMW 745Li, and 2003 BMW 745i. However, it is still accessible from the selected car via links, so may be relevant.

Interrogate fault memory of DME control unit.

Switch off ignition.

Remove upper section of intake filter housing. See 11 61 050 REMOVING AND INSTALLING INTAKE AIR MANIFOLD (N62)

Unlock plug (1) and detach.

Fig 1: Removing Air-Mass Flow Sensor

Courtesy of BMW OF NORTH AMERICA, INC.

Release hose clamps.

Pull air-mass flow sensor (2) out of intake hose.

Installation:

Check sealing ring between air-mass flow sensor (2) and intake hose for damage; replace if necessary.

Installation:

Check sealing ring (1) in upper section (2) of intake filter housing for damage; replace if necessary.

Fig 2: Checking Sealing Ring

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Interrogate fault memory of DME control unit.
Check stored fault messages.
Rectify faults.
Then clear fault memory.