32 41 253 Removing And Installing/Replacing Fluid Reservoir For Power Steering With Dynamic Drive

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NOTE:

For Special Tool identification, see STEERING AND WHEEL ALIGNMENT - SPECIAL TOOLS .

Special Tools Required:

32 1 260

IMPORTANT: Adhere to the utmost cleanliness. Do not allow any dirt to enter the hydraulic system.

Seal off pipe connections with plugs.

Necessary Preliminary Tasks:

Draw off and dispose off hydraulic fluid from fluid reservoir.
Observe country-specific waste-disposal regulations.
M54, N52: Remove gaiter with resonator.
M57TU, M57T2, M67, M67TU: Release coolant expansion tank and place to one side.
N62, N62TU: Remove intake filter housing.

Unscrew nuts.

Remove shims.

If necessary, remove bracket (not shown in illustration).

Installation:

Replace self-locking nuts.

Tightening torque, refer to 32 41 9AZ in STEERING AND WHEEL ALIGNMENT - TIGHTENING TORQUES .

Fig 1: Shim Nuts

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: If necessary, raise and/or turn fluid reservoir in order to gain better access to plug connection and hose clamps.

If necessary, disconnect plug connection at level switch.

Remove hose clamps if necessary with special tool 32 1 260.

Disconnect suction line and radiator return line from fluid reservoir.

Lift out fluid reservoir.

Fig 2: Level Switch Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

Remove level switch. Refer to 32 41... REPLACING LEVEL SWITCH FOR DYNAMIC DRIVE FLUID RESERVOIR .

After Installation:

Fill and bleed hydraulic system. Refer to 32 13 006 BLEEDING POWER STEERING UNIT .
Check pipe connections for leaks.
If necessary, carry out initial Dynamic Drive operation. Refer to 37 10 001 INITIAL OPERATION WITH TEST RUN OF DYNAMIC DRIVE .