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

WARNING: This page does not describe the selected car, but rather 27 other vehicles, including the 2017 BMW M6, 2017 BMW 650i xDrive, 2017 BMW 650i, 2017 BMW 640i xDrive, and 2017 BMW 640i. 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 DISCHARGE (ESD PROTECTION) .

NOTE: Follow instructions for removing and installing CONTROL UNITS !

Necessary preliminary work:

Read fault memory.
Disconnect BATTERY EARTH LEAD .
Remove DME CONTROL UNIT .

Release screws (1).

Tightening torque 12 90 1AZ .

Unclip coolant lines at clamp (2) from electronics box.

Feed electronics box (3) out upward and remove.

Fig 1: Identifying Electronics Box, Clamp And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

When installing the electronics box, insert guide (1) on engine support.

Fig 2: Identifying Guide

Courtesy of BMW OF NORTH AMERICA, INC.