Removing and installing/replacing front axle differential (X6 M)

Necessary preliminary tasks: 

• Only disconnect N47, N57: NEGATIVE BATTERY CABLE .
• Remove LEFT OUTPUT SHAFT .
• Secure RIGHT OUTPUT SHAFT WITH SPECIAL TOOL .
• Remove FRONT PROPELLER SHAFT .
• Lower FRONT AXLE SUPPORT .

N57 only: 

Slacken nut (1).

Tightening torque 12 52 3AZ. .

Disconnect positive wire from starter motor.

Loosen the nut (2).

Tightening torque 12 52 1AZ. .

Disconnect cable (terminal 50) and release from holder (3).

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N57 only: 

Release plastic screw (3).

Tightening torque 11 14 1AZ. .

Loosen screws (1).

Tightening torque 11 14 2AZ. .

Remove acoustic cover (2) from the oil sump.

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Attention! 

Danger of injury! 

When releasing the last bolt, grip the front axle differential to prevent it from falling down.

Detach ventilation line (4).

Release bolts (1-3).

Tightening torque 31 50 1AZ .

Remove front axle differential.

Installation note: 

During removal and installation: Replace O-RING .

Coat O-ring with front axle differential oil.

Make sure screws are installed in correct positions.

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• Bolt (1) M12x105
• Bolts (2) M12x55
• Bolt (3) M12x76 (M12x55)

After installation: 

• Fill FRONT AXLE DIFFERENTIAL WITH OIL .
• Carry out steering angle sensor adjustment/alignment for active front steering.
• Program the SOFTWARE END STOP for electrical steering.