Engine And Transmission, Separating

WARNING: This page is about a different car, the 2016 Audi A8 Quattro and 2015 Audi A8 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required

Counterhold - Multiple Use:T10172A with Pin:T10172/1
Scissor Lift Table - Audi Set:VAS6131/10 , Scissor Lift Table - A6 Set:VAS6131/12 and Scissor Lift Table - Q7 Set Articulated Joint Support:VAS6131/13-7
M10x65 Bolt

Procedure

Engine/transmission unit removed and placed on the Scissor Lift Table:VAS6131B .

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

Fig 1: Identifying Oxygen Sensor Connectors

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For Heated Oxygen Sensor -G39-
For Heated Oxygen Sensor 2 -G108-
For Oxygen Sensor after Three Way Catalytic Converter -G130-
For Oxygen Sensor 2 after Catalytic Converter -G131-
For Oxygen Sensor 3 after Catalytic Converter -G287-
For Oxygen Sensor 4 after Catalytic Converter -G288-
For Heated Oxygen Sensor 3 -G285-
For Heated Oxygen Sensor 4 -G286-

-- Remove the front and rear nuts -1, 2 and 3- and then remove the left exhaust manifold with the catalytic converters.

Fig 2: Left Exhaust Manifold with Catalytic Converters - Tightening Specification and Sequence

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-- Remove the bolts -arrows- from the left transmission mount and the heat shield -1-.

Fig 3: Identifying Bolts And Heat Shield

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Vehicles through MY 2013:

Fig 4: Identifying Power Steering Hydraulic Line Bolt

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-- Remove the bolt -arrow- from the power steering hydraulic pipe on the left transmission support.

Continuation for All Vehicles:

Fig 5: Identifying Bolt

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-- Remove the bolt in direction of -arrow- and remove the left transmission mount from the transmission support.

Fig 6: Disconnecting Connector From Transmission

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CAUTION:

Risk of destroying the transmission control module (Mechatronic) with static discharge.

Do not touch connector terminals in the 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.

-- Loosen the clamp -arrow- and remove the coolant hose from the left lower coolant pipe.

Fig 7: Locating Clamp

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-- Remove the front and rear nuts -1, 2 and 3- and then remove the right exhaust manifold with the catalytic converters.

Fig 8: Right Exhaust Manifold With Catalytic Converters - Tightening Specification and Sequence

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-- Remove the bolts -arrows- from the right transmission mount and the heat shield -1-.

Fig 9: Identifying Bolt

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-- Remove the bolt -2- and then remove the right transmission mount from the transmission support.

-- Disconnect the connectors -1 and 2- and remove them from the bracket.

Fig 10: Disconnecting Connectors

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-- Press the release buttons and remove the secondary air hoses -arrows-.

-- Move the secondary air injection hose with the electric wiring harness to the side.

-- Remove the bolt -1- for the right rear coolant pipe from the transmission.

Fig 11: Identifying Coolant Pipe Bolt

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-- Remove the bolts -arrows- on the left and right side, and remove the bracket for the Secondary Air Injection Pump Motor -V101- /Secondary Air Injection Pump Motor 2 -V189-.

NOTE:

Place a cloth underneath to catch any leaking coolant.

Fig 12: Identifying Coolant Pipe

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-- Loosen the hose clamps -upper arrow-, then remove the bolt -1- and the coolant hose.

-- Remove the coolant pipe on the right side of the transmission.

NOTE:

Ignore -bottom arrow-.

-- Remove the left and right drive axle from the transmission flange shaft. Refer to Drive Axle, Removing and Installing .

Fig 13: Drive Axle Bolts

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-- Remove the cover -arrow- and ribbed belt idler roller.

Fig 14: Identifying Cover ANd Ribbed Belt Idler Roller

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-- Equip the Scissor Lift Table:VAS6131B with the Scissor Lift Table - Audi Set:VAS6131/10 and Scissor Lift Table - A6 Set:VAS6131/12 , and Scissor Lift Table - Q7 Set Articulated Joint Support:VAS6131/13-7 as follows:

Fig 15: Identifying Scissor Lift Platform VAS 6131

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NOTE:

The remaining mounting elements remain unchanged.

Table Coordinates	Components from the Scissor Lift Table - Audi Set:VAS6131/10 , Scissor Lift Table - A6 Set:VAS6131/12 and Scissor Lift Table - Q7 Set Articulated Joint Support:VAS6131/13-7
E1	/13-7
B10	/10-1	/10-3	/10-5	/12-1
H10	/10-1	/10-3	/10-5	/12-1

-- Secure the Scissor Lift Table - Q7 Set - Articulated Joint Support:VAS6131/13-7 to the front right side of the engine in the threaded hole with a M10 x 65 bolt -arrow-, as shown.

Fig 16: Connecting Right Front Articulated Joint Support VAS 6131/13-7 To Engine Using M10 x 65 Bolt

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-- Tighten the Scissor Lift Table - Q7 Set - Articulated Joint Support:VAS6131/13-7 to 20 Nm on the scissor lift table.

-- Attach the mounting elements from the Scissor Lift Table - Audi Set:VAS6131/10 and Scissor Lift Table - A6 Set:VAS6131/12 on the left of the transmission, as shown in the illustration.

Fig 17: Attaching Mounting Elements From Scissor Lift Table - Audi Set VAS 6131/10 And Scissor Lift Table - A6 Set VAS 6131/12

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-- Attach the mounting elements from the Scissor Lift Table - Audi Set:VAS6131/10 and Scissor Lift Table - A6 Set:VAS6131/12 on the right of the transmission support, as shown in the illustration.

Fig 18: Attaching Mounting Elements From Scissor Lift Table - Audi Set VAS 6131/10 And Scissor Lift Table - A6 Set VAS 6131/12

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-- Turn the left and right spindles upward until all the mounting pins come into contact with the mounting points.

-- Fasten the mounting element base plates to 20 Nm on the Scissor Lift Table:VAS6131B .

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

Fig 19: Identifying Transmission/Engine Bolts

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

-- Remove the remaining bolts -3 through 14- that connect the engine to the transmission.

NOTE:

Ignore -A-.

-- Loosen the clamping screws -1- on sides of the Scissor Lift Table:VAS6131B and pull the rear table top with the transmission toward the 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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