Removal & Installation

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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
M54, N52:
- Remove intake filter housing. See INTAKE SILENCER .

Unscrew nuts.

Remove shims.

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

Installation:

Replace self-locking nuts.

Tightening torque, see 32 41 9AZ in WHEEL & TIRES - TIGHTENING TORQUES .

Fig 1: Replacing Self-Locking 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: Disconnecting Suction Line And Radiator Return Line From Fluid Reservoir

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

If necessary, remove level switch.

After installation:

Fill and bleed hydraulic system. See 32 13 006 Bleeding Power Steering Unit .
Check pipe connections for leaks
Version with Dynamic Drive:
- If necessary, carry out initial Dynamic Drive operation. See INITIALIZING DYNAMIC DRIVE .