Necessary preliminary tasks

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Remove cover from electronics box See 1290... REMOVING AND INSTALLING/REPLACING ELECTRONICS BOX or 1290... REMOVING AND INSTALLING/REPLACING ELECTRONICS BOX

NOTE: Work is shown on the E82 N52N by way of example. There may be differences in detail in the case of other vehicle models.

Unclip covers (1) and release nuts underneath. Tightening torque 61 12 4AZ .

Remove battery positive cables.

Fig 1: Identifying Cover Cap

G04727441

Courtesy of BMW OF NORTH AMERICA, INC.

Unclip cover (1).

Fig 2: Identifying Electronics Box Cover

G04727562

Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew nuts (1). Tightening torque 61 12 4AZ .

Remove battery positive cables.

Release locks (2) and remove frame (3) towards rear from B+ terminal.

Unclip B+ terminal and remove towards front.

Installation:

Make sure frame (3) engages correctly in B+ terminal.

Fig 3: Identifying Locks And Frame

G04727563

Courtesy of BMW OF NORTH AMERICA, INC.