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32 13 075 Removing And Installing Electrical Steering Box Active Steering

IMPORTANT: Connecting line:
In the event of moisture/corrosion inside the two plug connections, check the insulation of the connecting line. If the insulation reveals any noticeable/striking features, partial replacement will be necessary. Otherwise it will be sufficient to replace the contacts or connector housing.

NOTE: In a warranty case you must always provide a fault memory printout, even where there is no fault entry, with the defective component.

Necessary preliminary tasks:

Disconnect battery earth lead . See 61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD or 61 20 900 DISCONNECTING AND CONNECTING BATTERY EARTH LEAD .
NOTE: High-current-carrying wiring laid with permanent positive connection (80 A fuse).
Remove UNDERBODY PROTECTION at front and rear.
Remove COVER FOR STEERING ASSEMBLIES on left and right.
Remove stiffening plate (F12/F01, F02 N74).
Remove TRACK ROD END ON BOTH SIDES FROM SWIVEL BEARING .
Remove LOWER SECTION OF STEERING SHAFT FROM STEERING BOX .
Version with Dynamic Drive:
- Remove ANTI-ROLL BAR LINK ON RIGHT OF ANTI-ROLL BAR .
  
  Fig 1: Steering Box Mark Position
  Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: To avoid the need for axle/wheel alignment, mark position of steering box (1) to front axle support (2).

To do so, draw a wide white stripe on the front bolting points (left and right) and apply a thin black marking (3) to this stripe.

For greater clarity steering box shown removed.

Unlock plug connections (1) and disconnect.

Fig 2: Steering Box Plug Connections

G08470383

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten plug connection (1) and disconnect.

Fig 3: Plug Connection

G08470378

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Lay holder (2) with wiring to one side.

Fig 4: Holder And Screws

G08470379

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1) and tie anti-roll bar (2) to front axle support.

Tightening torque: 31 35 1AZ .

Fig 5: Screws And Anti-Roll Bar

G06889610

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Tightening torque: 32 00 1AZ .

Installation note:

When installing, make sure that the steering box is realigned to the marking applied to the front axle support prior to removal.

Replace screws.

Fig 6: Steering Box Screws

G08470380

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Risk of damage!
Plug connection (1) on electrical steering box must not be damaged when removing.

Remove steering box with wiring harness downward.

Fig 7: Steering Box Plug Connection

G08470388

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Teach in END STOP SOFTWARE .
Perform ALIGNMENT/START-UP for active steering.