Engine And Transmission, Separating, Audi S6/S7

Special Tools And Workshop Equipment Required 

• Scissor Lift Table - Audi Set VAS 6131/10, Scissor Lift Table - A8 Set VAS 6131/11 and Scissor Lift Table - Q7 Set Articulated Joint Support VAS 6131/13-7
• Wrench - 21 mm T40263
• Crankshaft Turning Tool T40272
• M10 x 65 bolt

Procedure

Fig 1: Identifying Connectors

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• Engine/transmission assembly removed and placed on the Scissor Lift Table VAS 6131B.

-- Remove the connectors from the bracket, disconnect them and then free up the wires.

1 -

for Oxygen Sensor after Three Way Catalytic Converter -G130-

4 -

for Heated Oxygen Sensor 2 -G108-

-- Release the locking mechanism in direction of -arrows-, and free up the wires to disconnect and remove the connectors from one another and out of the mount:

Fig 2: Identifying Connectors For Heated Oxygen Sensor And Oxygen Sensor 2 After Catalytic Converter

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2 -

for Oxygen Sensor 2 after Catalytic Converter -G131-

1 -

for Heated Oxygen Sensor -G39-

NOTE:

The catalytic converter for the cylinder bank 1 (right) is on the left in the vehicle.

Fig 3: Identifying Bolts

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-- Remove the bolts -1- from the suspended mount for the catalytic converter.

-- Remove the nuts -arrows- from the cylinder bank 1 (right) and then remove the left catalytic converter from the vehicle.

Fig 4: Identifying Nuts

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-- Remove the bolt -arrow- from the suspended mount for the catalytic converter.

Fig 5: Identifying Bolt

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-- Remove the nuts -arrows- from the cylinder bank 2 (left) and then remove the right catalytic converter from the vehicle.

Fig 6: Identifying Nuts

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-- Remove the nuts -1- and bolt -2- and then remove the heat shield.

Fig 7: Identifying Nuts & Bolt

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-- Turn the twist lock counter-clockwise in direction of -arrow- and disconnect the connector from the transmission.

Fig 8: Disconnecting Connector On Transmission

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-- Free up the wiring harness on the transmission.

-- Disconnect the connector in direction of -arrow- and free up the wire.

Fig 9: Identifying Connector -Arrow-

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-- Loosen the clamp -1- and remove the coolant hose.

Fig 10: Transmission Coolant Valve -N488-

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-- Fold the heat shield boot slightly upward.

Fig 11: Identifying Bolts

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-- Loosen the hose clamps -arrows- to remove the bolts -1, 2- and to remove the coolant hoses for the right coolant pipe from the transmission.

-- Remove the bolts -arrows-.

-- Loosen the clamp -1- and remove the ATF cooler from the right coolant pipe on the transmission.

-- Move the ATF cooler to the side.

Fig 12: Identifying Bolts And ATF Cooler

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-- Remove the left and right drive axles from the transmission flange shaft, refer to DRIVE AXLE, REMOVING AND INSTALLING .

-- Remove the lower cover -1- from the transmission in direction of -arrow-.

Fig 13: Identifying Transmission Lower Cover

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-- Position the Crankshaft Turning Tool T40272 onto the Wrench - 21 mm T40263.

Fig 14: Identifying Crankshaft Turning Tool T40272

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-- Attach the adapter to the bolts on the vibration damper.

• The semi-round countersink -arrow A- on the Crankshaft Turning Tool T40272 must face the semi-round countersink -arrow B- on the vibration damper.

-- Counterhold the crankshaft to loosen the dual mass flywheel bolts using the Crankshaft Turning Tool T40272 and the Wrench - 21 mm T40263.

-- Remove the 6 Dual Mass Flywheel bolts -arrow- while turning the crankshaft 60° further in the direction of engine rotation.

Fig 15: Identifying Clutch Module First Bolt Installation Location

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-- Equip the Scissor Lift Table VAS 6131B with the Scissor Lift Table - Audi Set VAS 6131/10 and Scissor Lift Table - A6 Set VAS 6131/12, and Scissor Lift Table - Q7 Set Articulated Joint Support VAS 6131/13-7 as follows:

Fig 16: Identifying Scissor Lift Platform VAS 6131

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-- Secure the Scissor Lift Table - Q7 Set Articulated Joint Support VAS 6131/13-7 to the engine in the threaded hole with a M10 x 65 bolt on the front to the right, as shown in the illustration.

Fig 17: Identifying Articulated Joint Support

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-- Tighten the Scissor Lift Table - Q7 Set Articulated Joint Support VAS 6131/13-7 to 20 Nm on the scissor lift table.

-- Attach the mounting elements from the Scissor Lift Table - Audi Set VAS 6131/10 and Scissor Lift Table - a8 Set - Mounting VAS 6131/11-4 on the front of the transmission, as shown in illustration.

Fig 18: Attaching Mounting Elements From VAS 6131/10 And VAS 6131/11 At Front Of Transmission

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-- Turn the left and right spindles until the Scissor Lift Table - A8 Set - Mountings VAS 6131/11-4 are firmly touching the transmission.

-- Attach mounting element base plates to Scissor Lift Table VAS 6131B and tighten to 20 Nm.

-- Remove the starter bolts -1- and -2-.

Fig 19: Checking If Alignment Sleeves -A- For Centering Engine/Transmission Are In Cylinder Block

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-- Press the starter off the transmission and leave it in the installation position.

-- Remove the remaining bolts -3 through 10- that attach the engine to the transmission.

-- Loosen the clamping screws -1- on sides of Scissor Lift Table VAS 6131B and pull the rear table top with the transmission toward rear in direction of -arrow-.

Fig 20: Locating Bolts -1- On Sides Of VAS 6131 A And Pull Rear Table Plate With Transmission Toward Rear -Arrow-

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