3241311 Replacing intake line for power steering (N51, N52, N53)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 BMW 328i, 2011 BMW 323i, 2010 BMW 335i, 2010 BMW 328i, and 2010 BMW 323i. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: DANGER OF POISONING if oil is ingested/absorbed through the skin!
RISK OF INJURY if oil comes into contact with eyes and skin!

IMPORTANT: Adhere to the utmost cleanliness. Do not allow any dirt to enter the hydraulic system.
Close off pipe connections with plugs.

Recycling

Catch and dispose of hydraulic fluid in a suitable container.

Observe country-specific waste-disposal regulations

Necessary preliminary tasks

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 Suction 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 And Hose Clamp

Courtesy of BMW OF NORTH AMERICA, INC.

After installation

Fill and bleed HYDRAULIC SYSTEM
Check pipe connections for leaks