Center Differential, Transmission Installed: Removing

WARNING: This page is about a different variant/trim than selected.

-- Loosen the quick-release fasteners -2 and 3- and remove the rear noise insulation.

Fig 1: Identifying Noise Insulation Components

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-- Place the V.A.G 1782 under the transmission.

-- Remove the plug -arrow- and drain the transmission fluid.

Fig 2: Locating Transmission Fluid Drain Plug

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-- Install the plug -arrow- and tighten it to 45 Nm.

Vehicles with a Single Pipe Exhaust System

Fig 3: Clamping Sleeve Threaded Connections

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CAUTION:

The decoupling element in the front exhaust pipe could be damaged.

Do not bend the decoupling elements in the front exhaust pipe more than 10°.

-- Loosen the bolts -arrows-, slide the sleeve to the rear and tie up the front exhaust pipe to the body.

Vehicles with Dual Pipe Exhaust System

Fig 4: Identifying Bolts Vehicles With Dual Exhaust System

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CAUTION:

Danger of damaging the flex joint in the front muffler.

Do not bend the decoupling element in the front muffler more than 10°.

-- Loosen the clamping sleeve -1 and 2-, slide it to the rear and tie it up to the body.

-- Remove the bolts -arrows- and remove the driveshaft heat shield -A- (if equipped) for the driveshaft.

Fig 5: Identifying Transmission Heat Shield

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Driveshaft Bolted on the Transmission Side

Fig 6: Counterholding Driveshaft Using T10172 And T10172/5

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-- Remove the bolts that connect the driveshaft to the transmission by counter holding them with the T10172 and T10172/5.

-- Press the driveshaft together with rear final drive; the universal joint is able to slide axially.

-- Secure the driveshaft to the side.

Driveshaft Connected on the Transmission Side

-- Remove the driveshaft. Refer to Removal and Installation (0BC) or Removal and Installation (0BD) .

All Vehicles

Fig 7: Supporting Transmission With V.A.G 1383

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-- Support the transmission using the V.A.G 1383 A with the T10337 attached.

WARNING:

There is the risk of an accident.

The V.A.G 1383 A may only be used during assembly and must not sit unsupervised under the vehicle.

-- Remove the bolts from the tunnel crossmember -arrows-.

Fig 8: Identifying Bolts & Tunnel Crossmember

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-- Lower the transmission to dimension -a- using the V.A.G 1383 A.

Fig 9: Lowering Transmission

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Dimension -a- = maximum 80 mm (3.14 inches).

-- Remove the nuts -arrow- and the tunnel crossmember.

Fig 10: Identifying Nuts And Tunnel Crossmember

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-- Place the V.A.G 1782 under the transmission.

Fig 11: Attaching Center Differential Housing To Transmission Cover Using Bolts

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-- Remove the bolts -A, B and arrows-.

NOTE:

Not all versions have the double bolts -B-.

CAUTION:

Danger of damaging the center differential.

Carefully and slowly pull the center differential housing off of transmission toward rear. Otherwise the center differential can fall out of the transmission.
A center differential that has fallen out may not be installed. This must be replaced.

-- Carefully remove the center differential housing -6-, the pressure spring -3-, the adjusting shim -4- and the plate spring -5-.

Fig 12: Installing Plate Spring -5-, Adjusting Shim(S) -4- And Pressure Spring -3- In Center Differential Housing -6-

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-- Remove the center differential -2- and the gear carrier -1-.

If the gear carrier -1- remains in the center differential housing, proceed as follows:

Fig 13: Gear Carrier

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-- Hold the gear carrier -1- by one of the side ribs with pliers and remove it in direction of -arrow A-.

-- At the same time, carefully hit housing -arrow B- alternating from one side to the other using a rubber hammer.

CAUTION:

Do not damage sealing surfaces when doing this.