BMW 7 Series: Replacing Expansion Hose Part 1 (With ARS) (From Vane Pump) N63
Notes
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 pipe connections with plugs. 32 1 270
Recycling
Catch and dispose of hydraulic fluid in a suitable container.
IMPORTANT: Pressure line and connections must be provided with suitable plugs 32 1 270 immediately after removal!
Necessary preliminary tasks
- Remove left FRONT WHEEL
- Remove front UNDERBODY PROTECTION
- Remove left steering assembly COVER
- Release and disengage front ACTIVE STABILIZER
- Remove pressure lines from active stabilizer bar.
Release screw connection (1) on power steering pump and detach line.
Tightening torque 37 13 10AZ.
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Fig. 156: Identifying Screw Connection On Power Steering Pump
Release screw connection for flange (1).
Tightening torque 37 14 8AZ.
Release pipe holder (2).
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Fig. 157: Identifying Flange Screw Connection
Release holder (1) and remove line.
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Fig. 158: Identifying Holder
IMPORTANT: When assembling, make sure that in succession only the sealing 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 leaks
- Carry out INITIAL DYNAMIC DRIVE OPERATION
REPLACING EXPANSION HOSE PART 2 (WITH ARS) (FROM T-PIECE TO POWER STEERING GEAR) N63
Notes
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 pipe connections with plugs. 32 1 270
Recycling
Catch and dispose of hydraulic fluid in a suitable container.
Necessary preliminary tasks
- Lower FRONT AXLE SUPPORT
IMPORTANT: Pressure line and connections must be provided with suitable plugs 32 1 270 immediately after removal!
Release screw (1) from line flange.
Tightening torque 37 13 8AZ.
Release holder (2).
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Fig. 159: Identifying Flange Screw Connection
Release block screw connection (1) on steering gear.
Tightening torque 32 41 5AZ.
Remove hydraulic line.
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Fig. 160: Identifying Screw Connection On Steering Gear
IMPORTANT: When assembling, make sure that in succession only the sealing 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 leaks
- Carry out INITIAL DYNAMIC DRIVE OPERATION
READ NEXT:
Replacing Level Switch For Dynamic Drive Fluid Reservoir
Necessary preliminary work
Remove intake duct for air filter housing.
Release screws (1) and (2).
Remove washers.
Tightening torque 32 41 1AZ/2AZ
Remove fluid reservoir by pulling upwards.
Fig.
Replacing Pressure Line For Power Steering (From Steering Box To Junction)
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 d
Replacing Return Line For Hydraulic Steering (From Cooler To
Steering Gear)
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 d
SEE MORE:
Removing And Installing/Replacing Left Or Right Trailing Link
IMPORTANT: Both trailing links must always be replaced!
Necessary preliminary work
Remove FRONT ASSEMBLY UNDERSIDE PROTECTION.
Release screws (1).
Remove front wheel arch cover (2) from bumper trim.
Installation note:
Make sure wheel arch cover is correctly positioned.
Fig. 35: Identifying Fro
Support
Minimum set: Mechanical tools Support MW
Note: (Bonnet support (2 x) ) For retaining engine compartment lid in working
position
Storage Location
B22
C22
SI number
01 22 06 (307)
Fig. 11: Identifying Support (512240)
SUPPORT
Support MW
Note: For the engine compartment lid when removing the engine/R
