Install the input flange of the front axle differential

NOTE: TECHNICAL INFORMATION
Different variants may be installed depending on the vehicle equipment.

Determine which version of front axle transmission is installed.
Version A:
The oil drain plug (1) is positioned in front of the output shaft.
Version B:
The oil drain plug (1) is positioned behind the output shaft.

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Version A: Install the input flange of the front axle differential

NOTE: TECHNICAL INFORMATION
Keep the connection on the bevel drive pinion of the front axle transmission clean and free of oil and grease.

Clean the gearing on drive flange (1).
Unscrew the spindle from the special tool 2 466 854 .
Position drive flange (1) on the front axle transmission using special tool 2 466 854 and strike it up to the stop of the drive shaft using rubber mallet (2).

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Loosen screws (3).
Remove the special tool 2 466 854 .
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.
Replace nut (4).
Parts: Nut
Tighten nut (4). Counter support special tool 0 492 185 (33 2 140) while doing this.

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TIGHTENING TORQUE SPECIFICATION

Drive flange to front axle transmission
Replace collar nut.	Tightening torque	165 Nm

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

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Version B: Install the input flange of the front axle differential

NOTE: TECHNICAL INFORMATION
Keep the connection on the bevel drive pinion of the front axle transmission clean and free of oil and grease.

Clean the gearing on drive flange (1).
Unscrew the spindle from the special tool 2 466 854 .
Position the drive flange (1) with the special tool 2 466 854 on the front axle transmission and tap it with a rubber mallet (2) up to the stop on the drive shaft.

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Loosen screws (3).
Remove the special tool 2 466 854 .
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.
Screw nut (4) to drive shaft by hand.

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NOTE: RISK OF DAMAGE
Damage to the front axle differential.
If the nut is tightened beyond the punch mark, the clamping sleeve and therefore the front axle differential is damaged.

Only tighten the nut up to the punch mark.

Tighten nut (1) until the punch marks (arrow) on the nut and the drive shaft match. Counter support it using special tool 0 492 185 (33 2 140) .

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Loosen screws (2). Remove nut (M8) in the process.
Remove special tool 0 492 185 (33 2 140) .
Replace the lock plate (1).
Parts: Lock plate
Position and insert lock plate (1).

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