Engine And Transmission, Separating: Procedure

WARNING: This page is about a different car, the 2014 Audi A8 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Connector And Differential Pressure Sensor

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

Exhaust Gas Temperature Sensor Version 1

-- Remove the connectors -1, and 3- from the mount, disconnect, and free up the wires.

-- Disconnect the connector -2- and unclip the Differential Pressure Sensor -G505- from the bracket and free it up.

Exhaust Gas Temperature Sensor Version 2

Fig 2: Identifying Connectors

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-- Disconnect the connectors -1 and 4- and remove them from the bracket.

NOTE: Ignore items -2 and 3-.

-- Remove the bolt -3-.

Fig 3: Identifying Bolt

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NOTE: Ignore items -1 and 2-.

-- Remove the bolts -arrows-.

Fig 4: Identifying Bolts

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-- Remove nut -arrow-, and remove particulate filter with the front exhaust pipe.

Fig 5: Identifying Nut

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NOTE: The illustration show a vehicle without a Selective Catalytic Reduction (SCR) system.

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

Fig 6: Identifying Left And Right Drive Axles

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

Fig 7: Identifying Clamp

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NOTE:

Catch any leaking ATF with a cloth.

Fig 8: Identifying ATF Pipe And Bolts

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-- Remove the screws -arrows- and then remove the ATF line -1- from the transmission.

-- Seal the open lines and connections with clean plugs from the Engine Bung Set VAS 6122.

Vehicles through MY 2013:

Fig 9: Disconnecting Connector On Transmission By Rotating Screw

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CAUTION:

There is a risk of destroying the transmission control module (Mechatronic) with static discharge.

Do not touch contacts in transmission connector with hands.

-- To discharge static electricity, touch the transmission housing (without wearing gloves).

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

-- Free up the wiring harness on the transmission.

-- Disconnect the connector -2- from the Engine Speed Sensor -G28- and free up the wires on the transmission.

Fig 10: Engine Speed Sensor -G28-

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NOTE: Ignore item -1-.

All Vehicles:

Fig 11: Identifying ATF Cooler Bolts

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NOTE: Catch any leaking ATF with a cloth.

-- Remove the bolts -arrows- and then tie up the ATF cooler -1- to the side with the hoses -2 and 3- still connected.

-- Free up the wires.

-- Remove the lower cover -1- from the transmission -arrow-.

Fig 12: Identifying Transmission Lower Cover

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-- Join the tools as shown.

Fig 13: Identifying Crankshaft Turning Tool, Wrench - 21 MM And Adapter

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Socket 21 mm for ¹ /₂ "-drive

-- Counterhold the crankshaft to loosen the dual mass flywheel bolts.

Fig 14: Identifying Wrench - 21 MM T40263

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NOTE: When mounting, turn the crankshaft only in the direction of engine rotation -arrow-.

-- Remove the six torque converter 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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Vehicles With Front Wheel Drive (FWD)

Fig 16: Identifying Bolts And Torque Support

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-- Remove the bolts -arrows- and remove the torque support -1-.

Continuation for All Vehicles

-- If equipped, remove the connector -3- for the right engine mount.

Fig 17: Installed Location for the Electrohydraulic Engine Mount Solenoid Valve

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-- Remove the bolt -2- for the right engine mount.

Fig 18: Identifying Bolts

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-- Lift the engine on the right side using the Shop Crane VAS 6100.

-- On vehicles through MY 2013: Remove the nut -1- and free up the Ground (GND) cable on the engine support.

Fig 19: Removing Nut And Freeing up Ground Wire

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-- Remove the bolts -arrows- and the right engine support.

-- Remove the bolts -6- and, if equipped, remove with the GND cable.

Fig 20: Identifying Starter

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-- Remove the bolt -1-, remove the starter from the transmission and leave it in the installation position.

-- Insert the right engine support again and tighten the bolts -arrows-.

Fig 21: Removing Nut And Freeing up Ground Wire

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-- Place the engine/transmission assembly on the Scissor Lift Table VAS 6131B again.

-- Equip the Scissor Lift Table VAS 6131B with the Scissor Lift Table - Audi Set VAS 6131/10, Articulated Joint Support VAS 6131/13-7, and Scissor Lift Table - Gearbox Support VAS 6131/14 as follows:

Fig 22: Identifying Scissor Lift Platform VAS 6131

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NOTE: The other attachments remain unchanged.

Table coordinates	Parts from Scissor Lift Table - Audi Set VAS 6131/10, Articulated Joint Support VAS 6131/13-7 and Scissor Lift Table - Gearbox Support VAS 6131/14
F2	/13-7
B10	/10-1	/10-2	/10-5	/14
G10	/10-1	/10-2	/10-5	/14

-- Secure the Articulated Joint Support VAS 6131/13-7 to the engine on the front to the right with the M10 nut -arrow-, as shown.

Fig 23: Identifying Articulated Joint Support VAS 6131/13-7

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-- Tighten the 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 - Gearbox Support VAS 6131/14 on the front of the transmission, as shown.

Fig 24: Identifying Scissor Lift Table - Gearbox Support VAS 6131/14

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-- Turn the left and right spindles upward until the Scissor Lift Table - Gearbox Support VAS 6131/14 rests firmly against the transmission.

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

Fig 25: Identifying Bolts

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-- Remove the bolts -3 through 11- that attach the engine to the transmission.

NOTE: Ignore item -A-.

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

Fig 26: Locating Bolts On Sides Of VAS 6131 A And Pull Rear Table Plate With Transmission Toward Rear

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