84 10 011 Replacing emergency battery for Telematic Communication Box (TCB)

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IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTRICAL DAMAGE (ESD PROTECTION) .

Necessary preliminary tasks:

Remove the TELEMATIC COMMUNICATION BOX (TCB) .

Open lid (1) on TCB (2) in direction of arrow.

Fig 1: Opening Lid On TCB

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect connector (1).

Remove emergency battery (2) from TCB (3).

Fig 2: Removing Emergency Battery From TCB

Courtesy of BMW OF NORTH AMERICA, INC.