12 90 100 Replacing blower for electronics box

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

Necessary preliminary tasks:

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

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock plug connection and disconnect.

Release air scoop (1).

Remove electric fan (2) with bracket.

Fig 2: Identifying Air Scoop And Electric Fan

Courtesy of BMW OF NORTH AMERICA, INC.

Reassemble the vehicle.

Read fault memory.