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Home >> Audi >> 2008 >> S5 Quattro Coupe (8T3) V8-4.2L (CAUA) >> Repair and Diagnosis >> Transmission and Drivetrain >> Automatic Transmission/Transaxle >> Service and Repair >> Removal and Replacement >> 8-Cylinder >> Transmission, Removing

Transmission, Removing







Transmission, Removing

Special tools, testers and auxiliary items required

• Pry Lever - Rmv Outside Mirror (80 - 200)

• Engine-/Gearbox Jack (V.A.G 1383 A)

• Step Ladder (VAS 5085)

• Engine Bung Set (VAS 6122)

• Counterhold Tool (T10172) with Adapter (T10172/5)

• Transmission Support (T40173)

Removing

- Position the front wheels so they are straight.

- Turn off the ignition and remove the key.


Risk of destroying electronic components when disconnecting the battery.

• Observe measures for disconnecting battery.

- Disconnect the battery.

- Remove the engine cover - arrows -.






- Remove the bulkhead plenum chamber.

- Remove the bolts - arrows -.






- Disconnect the connector on the Engine Coolant Level (ECL) warning switch (F66) and move the coolant reservoir to the side with the coolant hoses - 1, 2 and 3 - still connected.

• Catch any leaking ATF with a cloth.

- Remove the bolt - 2 - and the nut - 3 -.






• Ignore - 1, 4, 5 and 6 -.

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






- Remove the left and right front wheels.

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






- Remove the noise insulation.






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






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






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


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).

- Disconnect the connector on transmission by rotating screw connections counter-clockwise - arrow -.






- Free up the electrical wiring harness on the transmission.


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.

All A4; A5 Coupe

- Remove the nut - 1 - from the power steering hydraulic line.






- Remove the bolts - arrows - and remove the subframe crossbrace.

A5 Cabriolet






- Remove the left and right bolt - 2 -.

• Ignore - 1 -.

- Remove the bolt - 2 - for the power steering hydraulic line.






- Remove the bolts - 1 - and - arrows - and the subframe crossbrace.

All Vehicles


The airbag spiral spring could be damaged.

• Remove the steering column from the steering gear only when the front wheels are in the straight-ahead position.

• Do not change the steering wheel and steering gear position. Secure the steering wheel, for example using adhesive tape.

- Lower the steering wheel as far as possible.

- Turn the steering wheel into its center position (wheels in the straight-ahead position) and secure it.

- Remove the bolt - arrow - from the steering column.






- Remove the steering column from the steering gear and push it all the way up.

- Disconnect the connectors - 1 - to the steering gear and - 2 - from the Engine Speed (RPM) sensor (G28).






- Remove the ball socket - 1 - on the selector lever cable from the selector shaft lever using the (80 - 200).






- Remove the clip - 2 - and remove the selector lever cable from the transmission.

• Do not bend or kink the selector lever cable.

- Remove the bolt - 2 -.






- Press the tab in direction of - arrow B - and move it to the rear - arrow A -.

- Remove the bolts - 1 - and - 2 - and remove the tab with the spring.






- Remove the bolts - arrows - and the bracket.


The decoupling elements in the front muffler could get damaged.

• Do not bend the decoupling elements in the front muffler more than 10°.

- Loosen the clamping sleeves - 1 and 2 -, slide them back and tie up the left and right front mufflers to the left and right noise insulation with cable ties.






- Remove the bolts - arrows - and remove the driveshaft heat shield.






- Remove the bolt that connects the driveshaft to the transmission by counterholding them with the (T10172) and (T10172/5).






- Press the driveshaft together with rear final drive; the universal joint is able to slide axially.

- Secure the driveshaft to the side.

• Catch any leaking ATF with a cloth.

- Remove the bolts - 1, 4, 5 and 6 -.






- Move the ATF pipe to the side.

- Seal any open lines and connections with a clean plug from the (VAS 6122).

• Ignore - 2 and 3 -.

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






- Counterhold the crankshaft with the (T10172) with adapter (T10172/7) to loosen the torque converter bolts.






• 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.






- Remove the starter.

• The starter must be installed in order to install the locking piece - 1 - correctly in the starter opening when installing the transmission.






- Remove the remaining bolts - 6 through 11 - that attach the engine to the transmission.






- Position the (V.A.G 1383 A) and the (T40173) under the transmission and secure it with the tensioning strap - 1 - as illustrated.






• The transmission support (T40173) is not illustrated.

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






- Press the transmission off the engine and lower it carefully using the (V.A.G 1383 A).






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