Necessary preliminary tasks

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Remove TRAILER MODULE

From build date/version 03/2007 Series E60/61:

Installation:

Cut out device holder up to marking (1).

Cut out indentation in area (2).

Make sure AHM module is exactly seated and wiring harness is correctly routed.

Fig 1: Identifying Device Holder Cutting Marking And Indentation Cutting Area

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Positions of plugs and associated pin assignments are set out in the diagnosis system.

The repair instruction represents the highest vehicle configuration. Pin assignments of plug connections may be absent if optional equipments are not fitted.