32 41 431 Removing and installing/renewing Dynamic Drive expandable hose part 2, in front wheel arch (AWD vehicles)

WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 2017 BMW 550i GT xDrive, 2017 BMW 535i GT xDrive, 2017 BMW 535i GT, 2016 BMW 550i GT xDrive, and 2016 BMW 535i GT xDrive. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

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WARNING: DANGER OF POISONING if oil is ingested/absorbed through the skin!
DANGER 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 tasks

Remove front UNDERBODY PROTECTION
Remove REINFORCEMENT PLATE
Remove FRONT RIGHT WHEEL ARCH COVER REAR SECTION
Partially remove right UNDERBODY PANELLING

IMPORTANT: Pressure line and connection on valve block must be fitted with suitable seal plugs immediately after removal!

Release screw (1) for pressure line on valve block.

Tightening torque 37 13 3AZ .

Fig 1: Identifying Pressure Line Screws

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Release screws (1), take off heat shield and release line clip (2) from front axle support.

Tightening torque 37 13 9AZ .

Fig 2: Identifying Screws And Line Clip

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Undo screws (1) from line flange and pull off expandable hose.

Tightening torque, 37 13 8AZ

Remove expansion hose

Fig 3: Identifying Flange Screws

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 tightness
Carry out INITIAL DYNAMIC DRIVE OPERATION