12 36 005 Removing and installing/replacing Auxiliary Power Module (APM)

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

Special tools required:

17 2 050

WARNING: High-voltage system - danger to life!

WARNING: The following points must be strictly observed prior to starting work:

DE-ENERGIZE THE HIGH-VOLTAGE SYSTEM
Observe SAFETY INFORMATION for working with hybrid cars.

Necessary preliminary tasks:

Unlock cover (1) and remove.

Release underlying nut from positive wire.

Tightening torque 12 36 9AZ .

Undo screw (2) from grounding cable (3).

Tightening torque 12 36 15AZ .

Fig 1: Locating Power Electronics Box Lid Mounting Screws

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Release screws (1).

Tightening torque 12 36 8AZ .

IMPORTANT: Earth connection. Clean the following components before reinstalling:

Clean rear screws (thread/contact surface on head)
Surfaces on rear retaining tabs

Unlock and disconnect HIGH-VOLTAGE PLUG CONNECTION (2).

Unlock PLUG CONNECTION (3) and disconnect.

Unclip the line.

Fig 2: Identifying High-Voltage Plug Connection And Screws

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Unclip line (1).

Open clamp (2) with special tool 17 2 050 .

Detach coolant hose (3).

Fig 3: Identifying Coolant Hose, Line And Clamp

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Raise Auxiliary Power Module (APM)1

Open clamp with special tool 17 2 050 .

Detach coolant hose (2).

Remove Auxiliary Power Module (APM) (1)

Fig 4: Removing Auxiliary Power Module Using Special Tool (17 2 050)

Courtesy of BMW OF NORTH AMERICA, INC.

FILLING AND VENTING COOLING SYSTEM WITH VACUUM FILLING UNIT

Replacement:

CARRY OUT VEHICLE PROGRAMMING AND ENCODING.