32 13 065 Removing and installing/replacing active front steering power steering gear

Necessary preliminary tasks: 

• Draw off and dispose of hydraulic fluid from fluid reservoir
• Remove Front Assembly Underside Protection
• Remove diesel enclosure on driver's side
• E93: Remove V-strut
• Remove both Tie Rod Ends From Swivel Bearing 
• Replacement only: Remove both Tie Rod Ends From Tie Rod 
• Remove Lower Steering Spindle From Power Steering Gear 
• Disconnect plug connection from power steering pump and expose connecting cable up to power steering gear

  If necessary, remove heat shield from power steering gear.

  Release banjo bolts (1, 2).

  Disconnect pressure line (4) and return line (3) from power steering gear.

  Fig 1: Identifying Pressure Line, Return Line And Banjo Bolts

  Courtesy of BMW OF NORTH AMERICA, INC.

  Installation: 

  Replace all sealing rings.

  Make sure hydraulic lines are laid without tension and with sufficient spacing to adjoining components.

  For tightening torque refer to 32 41 9AZ (pressure line) in 32 41 PUMP AND OIL SUPPLY .

  For tightening torque refer to 32 41 10AZ (return line) in 32 41 PUMP AND OIL SUPPLY .

  Release screws (1) and remove brackets.

  Release screws (2), remove pressure line and tie back.

  For tightening torque refer to 41 11AZ in 32 41 PUMP AND OIL SUPPLY .

  Fig 2: Identifying Pressure Line Mounting Brackets Screws

  Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connections (1) and lay connecting cables to one side.

Fig 3: Identifying Plug Connections

Courtesy of BMW OF NORTH AMERICA, INC.

Release nuts and remove screws (1) towards bottom.

Move power steering gear forwards and tie up.

Installation: 

Replace screws and nuts.

For tightening torque refer to 32 00 1AZ in 32 00 STEERING .

Fig 4: Identifying Power Steering Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connections (1) and lay connecting cables to one side.

Remove power steering gear.

Fig 5: Identifying Power Steering Plug Connections

Courtesy of BMW OF NORTH AMERICA, INC.

After installation: 

• Fill and Bleed Hydraulic System 
• Check pipe connections for leaks
• Perform Chassis Alignment Check 
• Carry out Steering Angle Sensor Adjustment