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.
.png)
Fig. 107: Identifying Screw Connection On Power Steering Pump
Release screw connection for flange (1).
Tightening torque 37 14 8AZ.
Release pipe holder (2).
.png)
Fig. 108: Identifying Pipe Holder And Flange Screw Connection
Release holder (1) and remove line.
.png)
Fig. 109: 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).
.png)
Fig. 110: Identifying Line Flange Mounting Screws With Holder
Release block screw connection (1) on steering gear.
Tightening torque 32 41 5AZ.
Remove hydraulic line.
.png)
Fig. 111: Identifying Block 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:
Removing And Installing/Renewing Pressure Lines For Valve Block
(Short)
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
Initial Operation With Test Run Of Dynamic Drive
NOTE: The Service function Initial operation of Dynamic Drive must be
carried out
after:
Work on the Dynamic Drive system which involved opening hydraulic lines
Replacement/Programming/Coding Dyna
SEE MORE:
Inline Connectors, 15-Pin, System D2.5
Notes
Carefully pull external connector (1) in area of retaining lugs (2) apart
slightly.
Fig. 65: Identifying External Connector And Retaining Lugs
Pull internal connector (3) until limit position in direction of arrow.
Fig. 66: Pulling Internal Connector In Direction Of Arrow
With special tool
Functions
Technical Networking Overview
Fig. 141: ACC Stop&Go Input/Output Diagram
INDEX REFERENCE CHART
Cruise Control with Braking Function
Fig. 142: Overview Of Cruise Control
The cruise control with braking function has already featured in the BMW 3
Series (E9x). It is also referred to
as "Dyna
