12 90... Removing and installing/replacing electronics box (N63)

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IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD protection). Refer to NOTES ON PROTECTION AGAINST ELECTROSTATIC DAMAGE .

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 On Engine Support

Courtesy of BMW OF NORTH AMERICA, INC.