32 41 430 Replacing ARS Expandable Hose Part 1 (From Vane Pump To Expandable Hose) (N63)

WARNING: This page does not describe the selected car, but rather 47 other vehicles, including the 2016 BMW M5, 2016 BMW ActiveHybrid 5, 2016 BMW 550i xDrive, 2016 BMW 550i, and 2016 BMW 535i xDrive. 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!
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.

IMPORTANT: Pressure line and connections must be provided with suitable seal plugs 32 1 270 immediately after removal!

Necessary preliminary work:

Remove FAN COWL with electric fan.
Remove front UNDERBODY PROTECTION .
Remove left steering assembly COVER .
Remove FRONT ACTIVE STABILIZER .
LOWER FRONT AXLE .

Release screw connection (1) on power steering pump and detach lines.

Tightening torque: 37 13 10AZ .

Fig 1: Screw Connection On Power Steering Pump

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Release holder (1) on power steering pump.

Tightening torque: 32 41 14AZ .

Fig 2: Holder On Power Steering Pump

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Only vehicles with N63 before model year 07/2012:

Release screw connection (1) from silencer.

Tightening torque: 37 13 13AZ .

Release screw connection (2) from holder.

Remove silencer.

Fig 3: Screw Connections

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Release holder (1).

Fig 4: Holder

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Release block screw connection (1) and pull off line.

Tightening torque: 37 13 8AZ .

Release holder (2).

Tightening torque: 37 13 7AZ .

Fig 5: Block Screw Connection And Holder

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Feed out pressure line downwards!

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 pipe connections for leaks.
Start up Dynamic Drive . See INITIAL OPERATION FOR DYNAMIC DRIVE or 37 10 001 START-UP WITH TEST RUN OF DYNAMIC DRIVE (EPS STEERING GEAR) .