32 41 435 Removing and installing/replacing ARS return line in wheel arch (N55/N57/N63)

WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

32 1 270

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.
Do not draw off hydraulic fluid (risk of contamination).
Close off line connections with seal plug. 32 1 270

Recycling

Catch and dispose of hydraulic fluid in a suitable collecting vessel.

Necessary preliminary work

Remove FRONT RIGHT WHEEL ARCH COVER .
Remove UNDERBODY PROTECTION .
Remove RIGHT STEERING ASSEMBLY COVER .
Release front right UNDERBODY PANELLING .

IMPORTANT: Pressure lines must be closed off with suitable seal plugs 32 1 270 immediately after removal!

Release screw (1) for return line.

Fig 1: Identifying Return Line Mounting Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

IMPORTANT: When tightening the screw connection (1), hold line (2) with pliers (3).

Failure to do so with result in damage to line (2)!

Tightening torque 37 13 12AZ.

Fig 2: Applying Counter Support With Wrench During Tightening Screw Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Release line clips (1) and (2) from front axle support.

Fig 3: Identifying Front Axle Support Line Clips

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1) in area of lower wishbone.

Tightening torque 37 13 8AZ.

Fig 4: Identifying Screw In Lower Wishbone Area

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: When assembling, make sure that in succession only the seal plugs of the line to be fitted are removed.

When fitting lines, do not tilt connectors (sealing rings!) and connect fully before screwing.

Do not replace sealing rings on hydraulic lines.

Replace affected line if sealing ring is damaged.

After installation

Fill and bleed HYDRAULIC SYSTEM
Check line connections for leak tightness
Carry out INITIAL DYNAMIC DRIVE OPERATION .

Special tools required:

32 1 270

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

Recycling:

Catch and dispose of hydraulic fluid in a suitable collecting vessel.

Necessary preliminary work

Remove FRONT RIGHT WHEEL ARCH COVER .
Remove UNDERBODY PROTECTION .
Remove right STEERING ASSEMBLY COVER .
Release front right UNDERBODY PANELLING .

IMPORTANT: Pressure lines must be closed off with suitable seal plugs 32 1 270 immediately after removal!

Release screw (1) for return line.

Fig 1: Identifying Return Line Mounting Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

IMPORTANT: When tightening the screw connection (1), hold line (2) with pliers (3).

Failure to do so with result in damage to line (2)!

Tightening torque 37 13 12AZ.

Fig 2: Applying Counter Support With Wrench During Tightening Screw Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Release line clips (1) and (2) from front axle support.

Fig 3: Identifying Front Axle Support Line Clips

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1) in area of lower wishbone.

Tightening torque 37 13 8AZ.

Fig 4: Identifying Screw In Lower Wishbone Area

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: When assembling, make sure that in succession only the seal plugs of the line to be fitted are removed.

When fitting lines, do not tilt connectors (sealing rings!) and connect fully before screwing.

Do not replace sealing rings on hydraulic lines.

Replace affected line if sealing ring is damaged.

After installation

Fill and bleed HYDRAULIC SYSTEM
Check line connections for leak tightness
Carry out INITIAL DYNAMIC DRIVE OPERATION .