32 41 315 Replacing suction line for power steering (from connecting piece to vane pump) (vehicles with N63 engine)

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 INTAKE DUCT  on left.
• Remove hydraulic steering gear. See REPLACING HYDRAULIC STEERING GEAR  or 32 13 066 REPLACING ACTIVE FRONT STEERING HYDRAULIC STEERING GEAR .

Unfasten hose clamp (1).

Release screw (2).

Tightening torque 32 41 8AZ .

Installation note: 

Replace hose clamp.

Fig 1: Identifying Oil Reservoir Hose Clamp And Screw

Courtesy of BMW OF NORTH AMERICA, INC.

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.

Fig 2: Identifying Power Steering Pump Connection Marking With Hose Clamp

Courtesy of BMW OF NORTH AMERICA, INC.

Remove intake pipe (1) in direction of arrow from holder (2).

Remove intake pipe in upward direction.

Fig 3: Removing Intake Pipe From Holder

Courtesy of BMW OF NORTH AMERICA, INC.

After installation: 

• Fill and bleed hydraulic system. See BLEEDING POWER STEERING UNIT  or BLEEDING POWER STEERING (VEHICLES WITH DYNAMIC DRIVE) .
• Check line connections for leak tightness
• Carry out INITIAL DYNAMIC DRIVE OPERATION