32 13 066 Removing And Installing/Replacing Power Steering Gear

WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Danger to life!
Mount securing fixture for vehicle on lifting platform to prevent the vehicle from slipping off or tilting down. See 51 71 505 MOUNT SECURING FIXTURE FOR VEHICLE ON LIFTING PLATFORM .
Secure engine in installation position to prevent it from falling down. See 11 00 670 SECURING ENGINE IN INSTALLATION POSITION (N52) .

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 pipe connections with plugs.

Necessary preliminary tasks:

Draw off and dispose of hydraulic fluid from fluid reservoir
Remove tie rod end on both sides from swivel bearing . See 32 21 151 REPLACING LEFT OR RIGHT TIE ROD .
Replacement only: Remove tie rod end at both ends of tie rod . See 32 21 151 REPLACING LEFT OR RIGHT TIE ROD .
Version with Dynamic Drive: Remove both anti-roll bar links from anti-roll bar. See 31 33 005 REPLACING FRONT LEFT OR RIGHT SPRING STRUT SUPPORT BEARING .
Remove lower section of steering spindle from steering gear.
Slacken screw connection for wishbone at bottom left and right on front axle support. See 31 12 004 REMOVING AND INSTALLING/REPLACING LEFT OR RIGHT LOWER CONTROL ARM .
Lower front axle support . See 31 11 506 LOWERING/RAISING FRONT AXLE CARRIER (SPECIAL TOOL SWZ00-2040) or 31 11 506 LOWERING/RAISING FRONT AXLE CARRIER (UNIVERSAL LIFTER) .

Carefully lower power steering gear.

Mark installation positions of pressure and return lines to power steering gear.

Release banjo bolts (1).

Disconnect pressure line (2) and return line (3) from power steering gear.

Installation:

Replace all sealing rings.

Align pressure and return lines by way of markings and tighten down banjo bolts.

Tightening torque 32 41 5AZ (pressure line).

See STEERING AND WHEEL ALIGNMENT - TIGHTENING TORQUES .

Tightening torque 32 41 6AZ (return line).

See STEERING AND WHEEL ALIGNMENT - TIGHTENING TORQUES .

Fig 1: Identifying Pressure And Return Line And Banjo Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

Release power steering gear and remove sideways between engine and front axle carriers.

Fig 2: Identifying Power Steering Gear

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

If necessary, release screws (1) and remove heat shield (2) from power steering gear.

Installation:

Tightening torque 32 00 2AZ.

See STEERING AND WHEEL ALIGNMENT - TIGHTENING TORQUES .

Fig 3: Identifying Heat Shield And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Fill and bleed hydraulic system . See 32 13 006 BLEEDING POWER STEERING (VERSION WITH DYNAMIC DRIVE) or 32 13 006 BLEEDING POWER STEERING UNIT .
Check pipe connections for leaks
Perform CHASSIS ALIGNMENT CHECK
Carry out steering angle sensor adjustment . See 32 10 005 ADJUSTMENT FOR ACTIVE FRONT STEERING and 61 31 996 CARRY OUT STEERING ANGLE SENSOR ADJUSTMENT .
If necessary, carry out initial Dynamic Drive operation . See 37 10 001 INITIAL OPERATION WITH TEST RUN OF DYNAMIC DRIVE .