32 41 332 Replacing pressure line for power steering (N52, N53)

Recycling: 

Catch and dispose of hydraulic fluid in a suitable container.

Observe country-specific waste-disposal regulations

Necessary preliminary tasks: 

• Draw off and dispose of hydraulic fluid from fluid reservoir
• Remove front underbody protection  . See 51 47 490 REMOVING AND INSTALLING / REPLACING FRONT UNDERBODY PROTECTION .
• Partially remove steering gear cover

N52: 

Release union screw and detach pressure line from vane pump.

Installation:  Replace sealing ring.

Make sure pressure line is laid without tension and with sufficient spacing to adjoining components.

Tightening torque 32 41 3AZ  . See 41 PUMP AND OIL SUPPLY .

Fig 1: Locating Line Nut

Courtesy of BMW OF NORTH AMERICA, INC.

N53: 

Release banjo bolt (1) and detach pressure line (2) from vane pump.

Installation: 

Replace all sealing rings.

Make sure pressure line is laid without tension and with sufficient spacing to adjoining components.

Tightening torque 32 41 3AZ  . See 41 PUMP AND OIL SUPPLY .

Fig 2: Identifying Banjo Bolt And Pressure Line

Courtesy of BMW OF NORTH AMERICA, INC.

Expose pressure line up to connection on power steering gear.

Release banjo bolt and disconnect pressure line.

Installation: 

Replace all sealing rings.

Make sure pressure line is laid without tension and with sufficient spacing to adjoining components.

Tightening torque 32 41 3AZ  . See 41 PUMP AND OIL SUPPLY .

Fig 3: Locating Pressure Line

Courtesy of BMW OF NORTH AMERICA, INC.

After installation: 

• Fill and bleed hydraulic system  or power steering (version with Dynamic Drive) .
• Check pipe connections for leaks