13 62 560 Removing and installing/replacing air-mass flow sensor (N51)

WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2013 BMW 328xi, 2013 BMW 328i, 2012 BMW 328xi, 2012 BMW 328i, and 2011 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Read out fault memory of DME control unit
Switch off ignition

Unlock plug (1) and remove.

Release screws.

Pull air-mass flow sensor (2) out of upper section of intake filter housing.

Installation:

Check sealing ring for damage, replace if necessary.

Fig 1: Plug, Air-Mass Flow Sensor And Retaining Screws

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Check stored fault messages.

Now clear the fault memory.