BMW 7 Series: Removing And Installing/Replacing Return Line For Power Steering With ARS (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).
Seal off line 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 connection on valve block must be fitted with suitable sealing plugs 32 1 270 immediately after removal!
Release screw (1).
Tightening torque 37 13 8AZ.
.png)
Fig. 139: Identifying Screw
Release holder (1).
.png)
Fig. 140: Identifying Holders
Release screws (1) for hydraulic line on steering gear.
Tightening torque 32 41 5AZ.
Remove hydraulic line.
.png)
Fig. 141: Identifying Hydraulic Line Screws
Unlock return line on cooling loop and disconnect.
.png)
Fig. 142: Identifying Return Line On Cooling Loop
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/Replacing Dynamic Drive Return From Separation Point
To Cooling Loop
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
Removing And Installing/Replacing Belt Pulley On Vane Pump For
Power Steering
NOTE: Carry out preliminary work as described in REPLACING DRIVE BELT.
Slacken screws (1)
Relieve tension on DRIVE BELT and remove from belt pulley (2).
Unscrew bolts (1) and remove belt pulley (2).
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
SEE MORE:
System Functions
The mobile phone must always be activated, paired and present within the
Bluetooth network in order to
place or receive a call through the vehicle.
Indicator Lamps
The indicator lamps show the following:
Fig. 12: Identifying Indicator Lamps
Active call (green light).
No mobile phone in range (ste
Removing And Installing/Replacing Right High Pressure Pump (N63)
WARNING: Observe warning on cylinder head cover.
Disconnect NEGATIVE BATTERY TERMINAL (risk of fire due to short
circuit on removal).
Electric fuel pump starts up automatically when door is opened!
Carry out installation work on fuel system only with coolant temperature
below 40ºC.
IMPORTANT: Wea
