32 41 250 Removing and installing/replacing fluid reservoir for power steering

WARNING: This page is about a different car, the 2011 BMW M3, 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. 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

N45, N46, M47T2:

Remove intake duct if necessary with gaiter

M57T2 335d:

Unclip coolant hose on coolant expansion tank

Release screw (1).

NOTE: If necessary, raise and/or turn fluid reservoir in order to gain better access to hose clamps.

Fig 1: Removing Fluid Reservoir

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten hose clips.

Disconnect suction line and radiator return line from fluid reservoir.

Lift out fluid reservoir.

Installation:

Make sure hydraulic lines are laid without tension and with sufficient spacing to adjoining components.

After installation

Fill and bleed HYDRAULIC SYSTEM
Check pipe connections for leaks