32 13 060 Removing And Installing/Replacing Power Steering Gear

After installation:

• Fill and bleed hydraulic system. Refer to 32 13 006 BLEEDING POWER STEERING UNIT .
• Check pipe connections for leaks.
• Perform chassis alignment check. Refer to 32 00 150 STANDARD CHASSIS/WHEEL ALIGNMENT WITH DIN LOAD  and 32 00 155 CHASSIS/WHEEL ALIGNMENT WITHOUT LOAD .
• Carry out steering angle sensor adjustment. Refer to 61 31 996 CARRY OUT STEERING ANGLE SENSOR ADJUSTMENT .
• Version with Dynamic Drive: If necessary, carry out initial Dynamic Drive operation. Refer to 37 10 001 INITIAL OPERATION WITH TEST RUN OF DYNAMIC DRIVE .

Necessary Preliminary Tasks: 

• Draw off and dispose off hydraulic fluid from fluid reservoir.
• Remove tie rod end on both sides from swivel bearing. Refer to 32 21 151 REPLACING LEFT OR RIGHT TIE ROD .
• Replacement only: Remove tie rod end at both ends of tie rod. Refer to 32 21 151 REPLACING LEFT OR RIGHT TIE ROD .
• Remove complete front axle (with spring struts). Refer to FRONT AXLE (WITH SPRING STRUTS) .

Remove both engine mounts/mounting brackets from front axle carrier. Refer to 22 11 130 REMOVING AND INSTALLING/REPLACING LEFT MOUNTING BRACKET (N73) and 22 11 133 REMOVING AND INSTALLING/REPLACING RIGHT MOUNTING BRACKET (N73) .

Release both FCD couplings on power steering gear. Refer to 32 13... FITTING REPAIR KIT FOR FCD COUPLING  and 32 13... NOTES ON REMOVING/INSTALLING FCD CLUTCHES .

If necessary, disconnect hydraulic lines partially from front axle carrier.

Release nuts and remove screws towards bottom.

Move power steering gear to right and remove towards top.

Installation: 

Replace screws and self-locking nuts.

Tightening torque, refer to 32 00 1AZ in STEERING AND WHEEL ALIGNMENT - TIGHTENING TORQUES .

Replacement Only: 

Remove plug from new part.

Fig 1: Searing Gear Self-Locking Nuts

Courtesy of BMW OF NORTH AMERICA, INC.