52 17 028 Removing and installing/replacing pump for pressure distributor

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Necessary preliminary tasks:

Remove REAR PANEL on front seat backrest

Fig 1: Identifying Pressure Distributor Pump Plug Connection And Quick-Connect Coupling
Courtesy of BMW OF NORTH AMERICA, INC.

Unlock quick-connect coupling (1) and disconnect.

Unfasten plug connection (2) and disconnect.

Cut open cable tie (3).

Installation:

Replace faulty cable ties.

Unlock quick-connect coupling (4) and disconnect.

Lift out pump for pressure distributor.

NOTE: Carry out FUNCTION CHECK WITH ADAPTER CABLE .