BMW 7 Series: 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 dirt to enter the hydraulic system.
Close off line connections with seal plugs.
Recycling
Catch and dispose of hydraulic fluid in a suitable expansion tank.
Necessary preliminary work
- Draw off and dispose of hydraulic fluid from oil reservoir
- Remove OIL RESERVOIR from body
- Remove raw-air supply duct on left.
Unfasten hose clamp (1).
Disconnect intake pipe (2) from oil reservoir.
Installation note: Marks on oil reservoir and intake pipe must match up.
Replace hose clamp.
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Fig. 178: Identifying Oil Reservoir Intake Pipe With Hose Clamp
Unfasten hose clamp (1).
Remove intake pipe (2).
Installation note: Replace hose clamp.
Make sure intake pipe is laid without tension and with sufficient distance to adjoining components.
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Fig. 179: Identifying Intake Pipe With Hose Clamp
After installation
- Fill and bleed hydraulic system.
- Check line connections for leak tightness.
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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
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Notes
IMPORTANT: Lifetime coolant filling:
Never reuse used coolant!
When replacing and removing components which rely on the corrosion
protection effect of the coolant, it is essential to change the coolant. The
cooling system must therefore be drained and refilled.
In the case of other removal wo
System Circuit Diagram
System Circuit Diagram - Roller Sun Blind
Fig. 26: Roller Sun Blind System Circuit Diagram
COMPONENTS DESCRIPTION CHART
Driver's door switch cluster
Footwell module (FRM)
Junction box electronics (JB)
Front power distribution box
Switch cluster in rear passenger's side door
Motor for roller
