12 90 100 Replacing Fan For Electronics Box (N62)

WARNING: This page does not describe the selected car, but rather 17 other vehicles, including the 2010 BMW X5, 2010 BMW 650i, 2009 BMW X5, 2009 BMW 650i, and 2008 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT:

Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD PROTECTION) .

Necessary preliminary tasks:

Switch off ignition.
Follow instructions for disconnecting and connecting battery.
Disconnect battery ground terminal.
Remove right fresh air duct.

IMPORTANT:

Follow instructions for removing and installing electronic control units. See INSTRUCTIONS FOR REMOVING AND INSTALLING ELECTRONIC CONTROL UNITS .

Release screw (2).

Remove cover (1) of equipment box in direction of arrow towards right.

Installation:

Push on cover (1) of equipment box in direction of arrow towards left into holder (3).

Fig 1: Detaching Cover Of Equipment Box

G04740389

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connections (1 to 6).

Remove Valvetronic control unit, DME and integrated supply module.

Fig 2: Identifying Plug Connection

G04740390

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock plug connection (3) on fan for electronics box and disconnect.

Release screws (1) on control unit carrier (2).

Remove control unit carrier (2) towards top.

Fig 3: Identifying Plug Connection And Control Unit Carrier

G04740391

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Remove fan (2) in direction of arrow.

Fig 4: Removing Fan And Screws

G04740392

Courtesy of BMW OF NORTH AMERICA, INC.

Check function of DME.