Transmission, Removing, Vehicles With 8-Cylinder Gasoline Engine (RS5, RS4)

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2018 Audi S6, 2017 Audi S6, 2016 Audi S6, 2016 Audi S4, and 2015 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required

Pry lever 80-200
Engine and Gearbox Jack VAS6931
Used Oil Collection and Extraction Unit SMN372500 or Used Oil Collection and Extraction Unit VAG1782
Engine Bung Set VAS6122
Gearbox Support T140173
Crankshaft Turning Tool T140257
Wrench - 21mm T140263

Preparing the Gearbox Support T140173:

Fig 1: Preparing Gearbox Support T140173 For Use

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-- The bracket attached to -1- must be removed.

-- The bracket -2- must be turned so that the longer side faces up as illustrated.

Removing

CAUTION:

Risk of damaging electronic components when disconnecting the battery.

Complete the steps for disconnecting the battery.

-- Position the front wheels so they are straight.

-- Turn off the ignition.

Fig 2: Identifying Battery

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-- Disconnect the battery Ground (GND) cable -2-. Refer to BATTERY, DISCONNECTING AND CONNECTING .

Vehicles with Hydraulic Power Steering

Fig 3: Identifying Reservoir Bracket To Body

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-- Extract the power steering hydraulic oil from the reservoir -3- using the Used Oil Collection and Extraction Unit SMN372500.

NOTE:

Ignore items -1, 2 and 4-.

All Vehicles

Fig 4: Identifying Engine Cover

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-- Remove the engine cover -arrows-.

-- Remove the plenum chamber bulkhead. Refer to OVERVIEW - BULKHEAD .

-- Remove the selector lever cable ball socket -2- using the Pry Lever80-200 from the gearshift lever.

Fig 5: Identifying Selector Lever Cable

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-- Remove the circlip -1- and free up the selector lever cable.

NOTE:

Do not bend or kink the selector lever cable.

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

Fig 6: Checking If Alignment Sleeves -A- For Centering Engine/Transmission Are In Cylinder Block

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NOTE:

Ignore item -A-.

-- Free up the upper wiring harness on the transmission.

-- Remove the left and right front wheels.

Fig 7: Driveshaft Cover -1-

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-- Remove the left and right drive axle cover -1- inside the wheel housing.

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

Fig 8: Noise Insulation Panels

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-- Remove the left and right front muffler. .

Fig 9: Identifying Left Front Muffler Nuts

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NOTE:

Check the vehicle data label or the designation on the rear final drive itself to determine which one is installed in the vehicle. Then select the correct rear final drive service information.

Fig 10: Driveshaft Boot Hose Clamp

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-- Removing the driveshaft. .

-- If equipped, remove the left and right crossmember. Refer to OVERVIEW - SUBFRAME .

Fig 11: Identifying Clamping Sleeve

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

Fig 12: Locating Power Steering Hydraulic Line

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NOTE:

Depending on the model and date of manufacture there are different versions.

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 left and right bolts -arrows- and the heat shield -1-.

Fig 13: Locating Left Bolts & Heat Shield

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

Fig 14: Drive Axle Heat Shield & Bolts

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

Fig 15: Identifying Bolts And Left Drive Axle Heat Shield

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-- Remove left and right drive axles from transmission flange shafts.

-- Remove the nut -2-.

Fig 16: Identifying Nuts

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NOTE:

Ignore -1-.

Vehicles with an ATF Pipe Filter

Fig 17: Identifying ATF Pipe

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-- Place the Used Oil Collection and Extraction Unit SMN372500 under the transmission.

-- Remove the clamp -1- and separate the ATF pipe.

-- Remove the bolt -4-, pull the ATF pipe -3- off the transmission and move it to the side.

-- Seal the open lines and connections with clean plugs from the Engine Bung Set VAS6122.

NOTE:

Ignore item -2-.

-- Remove the bolt -1-.

Fig 18: Identifying ATF Pipe Filter

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NOTE:

Ignore item -2- and -arrows-.

Vehicles with an ATF Filter

Fig 19: Identifying Clamp -1-, Bolt -4- And Then Remove ATF Pipe -3-

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-- Place the Used Oil Collection and Extraction Unit SMN372500 under the transmission.

-- Remove the clamp -1- and separate the ATF pipe.

-- Remove the bolt -4-, pull the ATF pipe -3- off the transmission and move it to the side.

-- Seal the open lines and connections with clean plugs from the Engine Bung Set VAS6122.

NOTE:

Ignore item -2-.

All Vehicles

Fig 20: Disconnect Connector From Servotronic Solenoid Valve

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-- Disconnect the connectors and free up the electric wires.

Servotronic Solenoid Valve -N119- (vehicles with hydraulic power steering)
On the Engine Speed Sensor -G28-

-- Disconnect the connector at the Transmission Fluid Temperature Sensor 2 -G754-.

Fig 21: Identifying Connector

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CAUTION:

There is a risk of destroying the Transmission Control Module (TCM) (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 in direction of -arrow- and disconnect the connector from the transmission.

Fig 22: Disconnecting Connector On Transmission

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-- Free up the wiring harness -arrows-.

Fig 23: Identifying Transmission Fluid Temperature Sensor

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-- Remove the steering intermediate shaft from the steering gear and push them both upward. .

Fig 24: Locating Universal Joint Bolt

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-- Remove the bolt -1-.

Fig 25: Identifying Bolt, Removal

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-- Push the lug off the transmission and swing it to the rear -arrow-.

-- Remove the bolt -1-.

Fig 26: Identifying Catalytic Converter

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NOTE:

Ignore item -2-.

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

Fig 27: Identifying Transmission Lower Cover

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-- Place the Crankshaft Turning Tool T140257 on the Wrench - 21mm T140263.

Fig 28: Attaching T140257 To T140263

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-- Attach the Crankshaft Turning Tool T140257 to the vibration damper bolts.

The semi-round recess -arrow A- on the Crankshaft Turning Tool T140257 must face the semi-round recess -arrow B- on the vibration damper.

-- Counterhold the crankshaft with the Crankshaft Turning Tool T140257 and the Wrench - 21mm T140263 to loosen the flywheel bolts.

NOTE:

Ignore the notch on the Crankshaft Turning Tool T140257.

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

-- Remove the six flywheel bolts -arrow- while turning the crankshaft 60° further in the direction of engine rotation.

Fig 29: Identifying Clutch Module First Bolt Installation Location

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Vehicles with Hydraulic Power Steering

Fig 30: Identifying Hydraulic Line -1- At Steering Gear

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-- Place the Used Oil Collection and Extraction Unit SMN372500 under the separating point.

-- Remove the bolts -arrows-, disconnect the hydraulic line -1- from the steering gear and move it to the side.

-- Seal the open lines and connections with clean plugs from the Engine Bung Set VAS6122.

Vehicles with Electro-Mechanical Power Steering

Fig 31: Identifying Power Steering Control Module Connectors

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-- Loosen the retainer -arrow-, push the release downward to disconnect the connector -2- from the Power Steering Control Module -J500-.

-- Disconnect the connector -1-.

-- Free up the wiring harness.

All Vehicles

Fig 32: Identifying Bolt And Push Starter Heat Shield To Side, Removal

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-- Remove the bolt -1- and push the starter heat shield slightly to the side.

NOTE:

Ignore item -2-.

-- Remove the bolt -1- from the starter.

Fig 33: Checking If Alignment Sleeves -A- 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.

NOTE:

On vehicles with electro-mechanical power steering for the bolt -7- there is a nut with anti-twist mechanism on the engine-side.

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

NOTE:

Ignore item -A-.

CAUTION:

Danger of leaks in the ATF pan.

The Gearbox Support T140173 must not be set on the ATF pan.

Fig 34: Placing Engine And Gearbox Jack VAS 6031 Under Transmission
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-- Place the Engine and Gearbox Jack VAS 6031 with the prepared Gearbox Support T140173 under 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 35: Securing Transmission With A Tensioning Strap

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

Fig 36: Identifying Bolts & Tunnel Crossmember

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NOTE:

The illustration id shown without the Engine and Gearbox Jack VAS6931.

-- Press the transmission off the engine and lower it carefully using the Engine and Gearbox Jack VAS6931.