32 13 650 Removing and installing/replacing EH converter for Servotronic

WARNING: This page is about a different car, the 2005 BMW 645Ci and 2004 BMW 645Ci. However, it is still accessible from the selected car via links, so may be relevant.

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

After installation:

Fill and bleed hydraulic system, refer to 32 13 006 BLEEDING POWER STEERING UNIT .
Version with Dynamic Drive: If necessary, carry out initial operation for Dynamic Drive, refer to 37 10 001 INITIAL OPERATION WITH TEST RUN OF DYNAMIC DRIVE .

Necessary preliminary tasks:

Remove power steering gear from front axle carrier, raise at sides and secure

Disconnect plug connection (1).

Place fluid sump underneath for hydraulic fluid.

Release screws (2).

Remove Servotronic converter (3).

Fig 1: Disconnecting Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Replace O-ring.

Align Servotronic converter (3) to opening in power steering gear, press by hand into power steering gear up to stop, insert screws (2) and tighten down.