Transmission, Removing, Vehicles With 3.0L TDI Engine (T7V. T2P)

WARNING: This page is about a different car, the 2023 Audi SQ8, 2023 Audi RS Q8, and 2023 Audi Q8. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required

Engine and Gearbox Jack:VAS6931

Fig 1: Engine and Gearbox Jack VAS6931 or VAG1383A
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Gearbox Support:T40173

Fig 2: Gearbox Support T140173
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Ring Wrench - 16mm:T10388

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M10x40 collar bolt
M10 nut

Gearbox Support:T40173 , Preparing:

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-- The bracket -arrow- must be turned so that the longer side faces upward, as shown.

Removing

-- Position the front wheels so they are in the straight-ahead position.

CAUTION:

Risk of destroying electronic components when disconnecting the battery.

Follow the steps when disconnecting the battery.

-- Disconnect the battery. Refer to BATTERY, DISCONNECTING AND CONNECTING .

-- Remove the air filter housing. Refer to AIR FILTER ELEMENT, REPLACING AND CLEANING HOUSING .

-- Remove the noise insulations. Refer to NOISE INSULATION, REMOVING AND INSTALLING .

-- Remove the driveshaft. Refer to the appropriate Service Information .

-- Remove the subframe crossbrace. Refer to SUBFRAME CROSSBRACE, REMOVING AND INSTALLING .

-- Remove the front exhaust pipe as a unit with the SCR catalytic converter. Refer to the appropriate Exhaust System article .

-- Remove the rear EGR cooler. Refer to the appropriate Exhaust System article .

-- Remove the steering intermediate shaft from the steering gear and then push the splines together. Refer to STEERING INTERMEDIATE SHAFT, REMOVING AND INSTALLING .

-- Remove the nuts -arrows- and remove the stabilizer bar.

Fig 3: Identifying Stabilizer Bar Components

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-- Sway stabilization equipment version: tie up the stabilizer bar with sway stabilization.

-- Remove the bolts -1 and 2-.

Fig 4: Identifying Steering Gear

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CAUTION:

There is a risk of damaging the boots.

Do not grab the boots when removing the steering gear.

-- Push the steering gear slightly to the side in direction of -arrow A- and remove it upward in direction of -arrow B-.

-- Secure the steering gear with cable tie on the subframe and do not remove it completely.

CAUTION:

Risk of damaging the steering gear.

Do not hang the steering gear on the wires.

-- Remove the right and left subframe shield. Refer to SUBFRAME CROSSBRACE, REMOVING AND INSTALLING .

CAUTION:

There is a 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).

-- Release and disconnect the right connector on the transmission -1-.

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-- Free up the wiring harness -2- -arrows-.

-- Release and disconnect the left connector on the transmission -arrow-.

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-- Turn the twist lock counter-clockwise -arrow- and release the front connector -1- from the transmission.

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-- Free up the wiring harness -1- on the transmission -arrows-.

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-- Remove the bolts -arrows- and remove the heat shield from the right drive axle.

Fig 5: Drive Axle Heat Shield

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-- Remove the right and left drive axles from the transmission and move it to the side. Refer to DRIVE AXLE, REMOVING AND INSTALLING .

-- Remove the upper EGR pipe. Refer to the appropriate Exhaust System article .

-- Remove the right coolant pipe. Refer to the appropriate Cooling System article .

-- Remove the rear coolant pipe. Refer to the appropriate Cooling System article .

-- Remove the Transmission Fluid Cooling Valve -N509-. Refer to the appropriate Cooling System article .

-- Open the hose clamps -2 and 3- and remove the coolant hoses from the ATF cooler.

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-- Remove the bolts -arrows-.

-- Push the ATF cooler to the side with the hoses -1 and 4- connected.

-- Release and disconnect the connectors -1 and 2-.

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-- Remove the bolts -arrows- and free up the wire.

-- Secure the bracket with NOx Sensor Control Module 2 -J881- and Particulate Sensor -G784- to the side.

-- Release the retainers in direction of -arrows A- and slide the sleeve -1- on the emergency release cable in the direction of -arrow B-.

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-- Disengage the rear emergency release cable from the front emergency release cable in direction of -arrow C-.

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

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-- Counterhold the crankshaft to loosen the torque converter bolts.

NOTE:

Turn the crankshaft only in the direction of engine rotation.

-- Remove the six bolts -arrow- for the torque converter from the drive plate -1-. To do so turn the crankshaft respectively a 60° additional turn in the direction of engine rotation.

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-- Remove the bolts -2 to 5- and -8 to 11- that connect the engine to the transmission.

Fig 6: Engine to Transmission Bolts And Alignment Sleeves -A-

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The Ring Wrench - 16mm:T10388 can be used to loosen the bolt -1-.

CAUTION:

Danger of leaks in the ATF pan.

The Gearbox Support:T40173 must not be set on the ATF pan.
The ATF cooler is pushed aside and removed with the transmission, do not damage the ATF cooler with the Gearbox Support:T40173 .

-- Place the Gearbox Support:T40173 on the Engine and Gearbox Jack:VAS6931 with the mounting blocks -1 and 2- under the transmission as shown.

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Mount the front bracket on the left transmission side behind the opening for the torque converter on the transmission housing.
Place on the right transmission side on the front mounting block on the front final drive.

-- Secure the transmission with the tensioning strap -1- from the engine and transmission.

NOTE:

For clarity, the Gearbox Support:T40173 is not illustrated.

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

-- Lower the tunnel crossmember to the dimension -a- using the Engine and Gearbox Jack:VAS6931 .

Fig 7: Engine And Gearbox Jack VAS 6931

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Dimension -a- = maximum 55 mm.

-- Support the engine in the installation position. Refer to the appropriate Engine article .

-- Remove the bolts -6 and 7- and -11- that connect the engine to the transmission.

Fig 8: Engine to Transmission Bolts And Alignment Sleeves -A-

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-- Remove the last bolt connecting the starter -1- to the transmission at the same time separate the transmission in steps from the engine.

-- Lower the transmission carefully using the Engine and Gearbox Jack:VAS6931 . If required, change the angle of the engine with the Engine Support: T10533/1 .