32 41 332 Replacing pressure line for power steering (N62, N62TU)

WARNING: This page is about a different car, the 2010 BMW 550i, 2009 BMW 550i, and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Danger to life!
Secure engine in installation position to prevent it from falling down. See 11 00 670 SECURING ENGINE IN INSTALLATION POSITION (N62, N62TU) .
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.

Necessary preliminary tasks:

Draw off and dispose of hydraulic fluid from fluid reservoir
Secure engine in installation position . See 11 00 670 SECURING ENGINE IN INSTALLATION POSITION (N62, N62TU) .
Lower front axle support . See 31 11 506 LOWERING/RAISING FRONT AXLE CARRIER .

Release union screw and detach pressure line from vane pump.

Installation:

Replace sealing ring.

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

Tightening torque, see 32 41 3AZ in 32 41 PUMP AND OIL SUPPLY

Fig 1: Locating Vane Pump Union Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Expose pressure line up to connection on power steering gear.

Release banjo bolt and disconnect pressure line.

Installation:

Replace all sealing rings.

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

Tightening torque, see 32 41 3AZ in 32 41 PUMP AND OIL SUPPLY

Fig 2: Locating Banjo Bolt

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Fill and bleed hydraulic system . See 32 13 006 Bleeding power steering (version with Dynamic Drive) or 32 13 006 Bleeding power steering unit
Check pipe connections for leaks