27 10 700 Removing And Installing/Replacing Control Unit For Transfer Box (ATC 300)

Replacement:
Before and after replacement, execute the "Repair" service function with the BMW diagnosis system.

Necessary preliminary tasks

Remove side trim panel (1) and entry trim cover (2).

Release floor trim toward the rear.

Fig 1: Removing Side Trim Panel And Entry Trim Cover

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Remove insert (1).

Fig 2: Removing Insert

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Release screws.

Tightening torque 27 00 15AZ .

Fig 3: Locating Screws

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Disconnect connector (1).

Convert control unit.

Fig 4: Disconnecting Connector

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After replacement