12 90... Removing and installing/replacing electronics box

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2014 BMW X6, 2013 BMW X6, 2012 BMW X6, 2011 BMW X6, and 2010 BMW X6. 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) , see 61 35... NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .

NOTE: Follow instructions for removing and installing electronic control units

Necessary preliminary tasks:

Read fault memory.
Disconnect battery negative lead , see 61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD .
Remove electronics box fan , see 12 90 100 Replacing fan for electronics box .
Remove distribution box (passenger compartment) , see 61 13 050 REMOVING AND INSTALLING/REPLACING FUSE BOX IN PASSENGER COMPARTMENT .
Release control unit holder

Pull rubber grommets out of electronics box. Disconnect all plug connections.

Fig 1: Pulling Rubber Grommets Of Electronics Box

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (arrows).

Disconnect wiring harness on engine compartment side on right.

Remove electronics box.

Fig 2: Disconnecting Wiring Harness On Engine Compartment

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Make sure gasket (1) is correctly seated on electronics box.

Add final details to vehicle.

Read fault memory.

Fig 3: Identifying Gasket On Electronics Box

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement (E70 - Security):