Remove the input flange of the front differential

Preliminary work 

• Refer to DEACTIVATING THE 48 V ELECTRICAL SYSTEM .
• Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
• Refer to REMOVING REAR UNDERBODY PROTECTION .
• Refer to REMOVING THE CONNECTING SUPPORT FROM THE TUNNEL .
• Refer to REMOVING COMPLETE EXHAUST SYSTEM .
• Refer to REMOVING THE HEAT SHIELDS .
• Refer to PARTIALLY LOOSENING THE PROP SHAFT .
• Refer to RELEASING THE TRANSMISSION BEARING SUPPORT .
• Refer to REMOVING TRANSMISSION CROSS-MEMBER .
• Refer to REMOVING THE TRANSFER BOX (ATC 13-1) .
• Refer to REMOVING THE PROP SHAFT FRONT AT THE FRONT AXLE DIFFERENTIAL .

• Position special tool 0 492 185 (33 2 140)  with one screw (M8x30) (1) on the drive flange.
• Turn screw (M8x30) (2) through the bore on the drive flange with nut (M8) (3) until hand-tight.
• Tighten screw (M8x30) (1) hand-tight.
• Release nut (4). Counter support special tool 0 492 185 (33 2 140) while doing this  .

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• Loosen screws (1). Remove nut (M8) in the process.
• Remove special tool 0 492 185 (33 2 140)  .

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• Position the special tool 2 466 854  on the drive flange (1).
• Hand-tighten the bolts (2).
• Pull down and remove drive flange (1) from the bevel drive pinion by turning the spindle on special tool 2 466 854  . Counter support special tool 2 466 854  using a suitable tool (3).

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• Cut a small hole in cloth (1).
• Slide cloth (1) over bevel drive pinion (2).

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• Use thread file (1) to remove the adhesive residue.

  The right thread pitch must be ensured! 

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• Remove any adhesive residue thoroughly all around the thread on bevel drive pinion (1) using thread file (2).
• Clean the thread and the gearing on bevel drive pinion (1).
• Remove the cloth from bevel drive pinion (1).

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