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 Control Unit Connector, Relay Module And Equipment Holder

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 With Bracket

Courtesy of BMW OF NORTH AMERICA, INC.

Reassemble the vehicle.

Read fault memory.