12 90 100 Replacing blower for electronics box

WARNING: This page is about a different car, the 2014 BMW X6 M, 2013 BMW X6 M, 2012 BMW X6 M, 2011 BMW X6 M, and 2010 BMW X6 M. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Follow instructions for REMOVING AND INSTALLING ELECTRONIC CONTROL UNITS .

Necessary preliminary tasks:

Remove CONTROL UNIT (excl. N55) .
Read fault memory.
Switch off ignition.

Unclip connector (1).

Remove control unit (3).

Remove relay module (5) upwards.

Release screws (4).

Lift out oil equipment holder (2).

Fig 1: Identifying Connector, Oil Equipment Holder, Control Unit, Screws And Relay Module

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Unlock plug connection and disconnect.

Release air scoop (1).

Remove electric fan (2) with bracket.

Fig 2: Identifying Air Scoop And Electric Fan

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Reassemble the vehicle.

Read fault memory.