BMW 7 Series: Replacing Suction Line For Power Steering (From Connecting Piece To Vane Pump)
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.
Close off line connections with seal plugs.
Recycling
Catch and dispose of hydraulic fluid in a suitable collecting vessel.
Necessary preliminary work
- Draw off and dispose of hydraulic fluid from oil reservoir
- Remove raw-air supply duct on left
- Remove hydraulic steering gear
- Lower front axle support (only F04 and all-wheel drive vehicle)
Unfasten hose clamp (1).
Release screw (2).
Tightening torque 32 41 8AZ.
Installation note: Replace hose clamp.
.png)
Fig. 175: Identifying Oil Reservoir Hose Clamp And Screw
Release hose clamp (1) and detach intake pipe from power steering pump.
Installation note: Replace hose clamp.
Make sure hydraulic lines are laid without tension and with sufficient distance to adjoining components.
Align suction line by way of marking (2) to power steering pump connection marking.
.png)
Fig. 176: Identifying Power Steering Pump Connection Marking With Hose Clamp
Remove intake pipe (1) in direction of arrow from holder (2).
Remove intake pipe in upward direction.
.png)
Fig. 177: Removing Intake Pipe From Holder
After installation
- Fill and bleed hydraulic system.
- Check line connections for leak tightness
- Carry out INITIAL DYNAMIC DRIVE OPERATION
READ NEXT:
Replacing Suction Line For Power Steering (From Fluid Reservoir To
Connecting Piece)
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
Electronic Power Steering
ADJUSTMENT/INITIAL OPERATION FOR ACTIVE FRONT STEERING
NOTE: Adjustment/start-up of the active steering must be carried out:
Before adjustment work on the front axle/steering
After work on the stee
SEE MORE:
Speed Limit Assist
Concept
When the systems in the vehicle, e.g., Speed
Limit Info, detect a change of the speed limit
along the route, this new speed value can be applied
for the following systems:
Speed Limiter.
Cruise control.
Active Cruise Control with Stop & Go function
ACC.
The speed value is suggested
General information
Electronic control devices are installed in the vehicle.
Electronic control units process data they
receive from vehicle sensors, self-generate or
exchange with each other. Some control units
are necessary for the vehicle to function safely or
provide assistance during driving, for instance
driver
