13 62 560 Removing and installing/replacing mass air flow sensor (M60, M62, M73)

Interrogate fault memory of DME control unit.

Switch off ignition.

Disconnect plug connection (1) from air-mass flow sensor.

Fig 1: Detaching Intake Hose From Air-Mass Flow Sensor

Courtesy of BMW OF NORTH AMERICA, INC.

Release hose clip (2).

Detach intake hose from air-mass flow sensor.

Open clips (1).

Fig 2: Detaching Air-Mass Flow Sensor From Air Cleaner Upper Section

Courtesy of BMW OF NORTH AMERICA, INC.

Detach air-mass flow sensor from air cleaner upper section.

Installation: 

Check seal (1) between air-mass flow sensor and air cleaner upper section for damage, replace if necessary.

Fig 3: Checking Seal Between Air-Mass Flow Sensor And Air Cleaner Upper Section

Courtesy of BMW OF NORTH AMERICA, INC.

To facilitate assembly, coat seal with acid-free grease.

Read out fault memory of control unit of Digital Motor Electronics (DME).

Check stored fault messages.

Rectify faults.

Now clear the fault memory.