Transmission, Removing, Vehicles With 6-Cylinder Gasoline Engine: Removing

WARNING: This page is about a different car, the 2015 Audi S7, 2014 Audi S7, and 2013 Audi S7. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Battery

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-- Position the front wheels so they are straight.

-- Turn off the ignition and remove the key.

CAUTION:

Risk of damaging electronic components when disconnecting the battery.

Complete the steps for disconnecting the battery.

-- Disconnect the battery ground cable -2-, refer to BATTERY, DISCONNECTING AND CONNECTING .

Vehicles with FSI engines:

Fig 2: Identifying Engine Cover

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-- Remove the engine cover upward -arrows-.

Vehicles with a TFSI engine:

Fig 3: Engine Cover -1- And -2-

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-- Remove the engine covers -1- and -2- upward.

All vehicles:

Fig 4: Identifying Noise Insulation

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-- Remove the front wheels, refer to WHEELS AND TIRES .

-- Remove left and right drive axle cover -1- in the wheel housing, refer to OVERVIEW - DRIVE AXLE .

-- Remove the noise insulations -1- and -2-, refer to NOISE INSULATION, REMOVING AND INSTALLING .

Fig 5: Identifying Rear Noise Insulation

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-- Remove the left and right front muffler, refer to FOR ENGINE(S) CTUA & CGXB - FRONT MUFFLER, REMOVING AND INSTALLING or FOR ENGINE(S) CEUC & CRDB - FRONT MUFFLER, REMOVING AND INSTALLING .

Fig 6: Identifying Left Front Muffler Nuts

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-- Remove the bolt -2-.

Fig 7: Identifying Bolt, Removal

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-- Press the tab -1- in direction of -arrow B- and swivel it toward the rear -arrow A-.

-- Remove the plenum chamber bulkhead, refer to PLENUM CHAMBER BULKHEAD, REMOVING AND INSTALLING .

-- Remove the right coolant pipe on the transmission, refer to FOR ENGINE(S) CTUA & CGXB - RIGHT COOLANT PIPE ON TRANSMISSION, REMOVING AND INSTALLING , FOR ENGINE(S) CEUC & CRDB - RIGHT COOLANT PIPE ON TRANSMISSION, REMOVING AND INSTALLING or FOR ENGINE(S) CPNB - COOLANT PIPES, REMOVING AND INSTALLING .

Fig 8: Identifying Coolant Hoses

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Vehicles with FSI engines:

Fig 9: Identifying Fuel Hose And Hose For EVAP Canister

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-- Free up the fuel hose -1- and the hose -2- for the EVAP canister from the air guide pipe.

-- Remove the vacuum hose -3- from the connection on the air guide pipe.

-- Loosen the clamps -arrows- and remove the air guide pipe.

-- Move the tower brace into its installed position and then tighten the bolts hand-tight.

Fig 10: Identifying Tensioning Strap T10038

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-- Secure the engine with the Tensioning Strap T10038 as shown.

Vehicles with a TFSI engine:

Fig 11: Identifying Clamps

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-- Free up the fuel hose -1- and the hose -2- for the EVAP canister from the air guide pipe.

-- Remove the vacuum hose -3- from the connection on the air guide pipe.

-- Loosen the clamps -arrows- and remove the air guide pipe.

-- Tighten the Motor Transport Loop T40016 with an M8 x 20 bolt -arrow- in the threaded hole for the tower brace.

Fig 12: Identifying Motor Transport Loop T40016

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-- Install the Tensioning Strap T10038 as shown.

All vehicles:

Fig 13: Checking If Alignment Sleeves For Centering Engine/Transmission Are In Cylinder Block

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-- Remove the bolts -2 through 5- connecting the engine to transmission. They are accessible from above.

NOTE: Ignore -item A-.

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

Fig 14: Locating Subframe Crossbrace

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CAUTION:

The suspension components could be damaged.

Do not rest the vehicle on its wheels if the subframe mount, the steering gear or the subframe crossbrace are not installed correctly.

-- Remove the bolts -arrows- and remove the left heat shield -1-.

Fig 15: Identifying Subframe Heat Shield Bolts

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

Fig 16: Drive Axle Heat Shield - Tightening Specification

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-- Remove the bolts -arrows- and the left drive axle heat shield.

Fig 17: Identifying Bolts And Left Drive Axle Heat Shield

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

-- Remove the driveshaft, refer to REMOVAL AND INSTALLATION or REMOVAL AND INSTALLATION .

Fig 18: Disconnecting Connector On Transmission

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CAUTION:

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

Always "discharge" the static electricity before working with electric connectors. Do this by touching a grounded object, for example vehicle ground, the vehicle or the hoist.
Do not touch contacts in transmission connector with hands.

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

-- Disconnect the connector -arrow- for the Transmission Fluid Temperature Sensor 2 -G754-.

Fig 19: Identifying Connector

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

Fig 20: Identifying Steering Intermediate Shaft Bolt

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-- Remove the bolt -1- press the retaining tab off the transmission and tilt it back -arrow-.

Fig 21: Identifying Bolt, Removal

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-- Remove the bolts -arrows- and press the ATF cooler to the side.

Fig 22: Identifying Bolts And ATF Cooler

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NOTE: Ignore -item 1-.

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

Fig 23: Transmission Coolant Valve -N488-

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NOTE: Ignore -item 2-.

-- Slide the retainer toward the rear -arrow- and press down the release in order to disconnect the connector -2- for the steering gear.

Fig 24: Identifying Connector

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-- Disconnect the connector -1-.

-- Remove the bolts -1, 2- from the lower left coolant pipe.

Fig 25: Identifying Bolts

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NOTE: Ignore -arrows-.

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

Fig 26: Identifying Transmission Lower Cover

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-- Insert the adapter T40058 guide pins as follows:

Fig 27: Identifying Guide Pin And Adapter T40058

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The large diameter -arrow 1- faces the engine.
The small diameter -arrow 2- faces the adapter.

Vehicles with FSI engines:

Fig 28: Identifying TDC With Special Tool Adapter T40058

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-- Counterhold the crankshaft with the Crankshaft Socket T40058 and an angled wrench and loosen the drive plate bolts.

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

Vehicles with a TFSI engine:

Fig 29: Counter Hold Crankshaft Using Socket T40058

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-- Counterhold the crankshaft with the Crankshaft Socket T40058 and an angled wrench and loosen the drive plate bolts.

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

All vehicles:

Fig 30: Identifying Clutch Module First Bolt Installation Location

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-- Remove the 6 drive plate bolts -arrow- while turning the crankshaft 60° further in the direction of engine rotation.

-- Remove the starter bolt -1-.

Fig 31: Checking If Alignment Sleeves For Centering Engine/Transmission Are In Cylinder Block

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-- Remove the starter from the transmission and leave it in the installation position.

-- Remove remaining transmission to engine connecting bolts -6 through 10-.

NOTE: Ignore -item A-.

Fig 32: Do Not Set T40173 On ATF Pan

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CAUTION:

Danger of leaks in the ATF pan.

The Gearbox Support T40173 must not be set on the ATF pan.

-- Place the Engine and Gearbox Jack VAS 6031 with the prepared Gearbox Support T40173 on the bottom of the transmission.

The transmission support must be placed at the front as follows:

The bracket -2- fits into the flywheel on the transmission housing on the left side of the transmission.
The transmission mount is positioned on the differential housing on the right side of the transmission. Insert a flat piece of rubber -1- in between to protect the housing.

-- Secure the transmission with a tensioning strap -1-.

Fig 33: Securing Transmission With A Tensioning Strap