Necessary preliminary tasks

WARNING: This page is about a different car, the 2012 BMW 328i, 2011 BMW 328i, 2010 BMW 328i, and 2009 BMW 328i. However, it is still accessible from the selected car via links, so may be relevant.

Draw off and dispose of hydraulic fluid from fluid reservoir
Remove INTAKE FILTER HOUSING

Release hose clamp (1) and detach suction line (2) from fluid reservoir.

Installation:

Make sure suction line is laid without tension and with sufficient spacing to adjoining components.

Fig 1: Identifying Cooler Return Line And Hose Clamp

Courtesy of BMW OF NORTH AMERICA, INC.

Expose suction line up to connection on vane pump.

Release hose clamp (1) and detach suction line (2) from vane pump.

Installation:

Markings (3) on suction line and vane pump must match up.

Fig 2: Identifying Suction Line With Marking And Hose Clamp

Courtesy of BMW OF NORTH AMERICA, INC.