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Home >> Audi >> 2013 >> A6 Premium Plus >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Controls, Housing - Continuously Variable Transmission >> 37 Controls, Housing >> Transmission, Removing And Installing >> Transmission, Installing

Transmission, Installing

Special Tools And Workshop Equipment Required 

Procedure 

NOTE:

Replace any bolts that were tightened with an additional turn.

Replace self-locking nuts and bolts and seals, gaskets and o-rings.

Secure all hose connections with hose clamps of the same type as those equipped by the factory .

When installing, bring all cable ties back to same positions.

-- Before installing a replacement transmission, always clean out the ATF cooler and ATF pipe/hose line using compressed air (maximum 10 bar (145 psi)), refer to CLEAN .

-- Clean residue from the threaded holes in the cylinder block using a thread tap before installing.

-- When installing a replacement transmission: Install the transmission support, transmission mount and tunnel crossmember in the new transmission; refer to OVERVIEW - SUBFRAME MOUNT .

Fig 1: Attaching Exhaust System Retaining Strap Bracket To New Transmission
GWWA34-10503Courtesy of AUDI OF AMERICA, LLC

-- Attach the exhaust system retaining strap bracket -1- to the new transmission, refer to OVERVIEW - MUFFLER .

-- Mount the transmission onto the Gearbox Support T40173 and secure it using the tension strap -1- as illustrated.

Fig 2: Mounting Transmission Onto T40173 And Secure It Using Tension Strap
GWWA37-10849Courtesy of AUDI OF AMERICA, LLC

-- The following preparations must be made before connecting the engine and transmission:

Fig 3: Insert Assembly Aid T40169 into transmission housing
GWWA10-10825Courtesy of AUDI OF AMERICA, LLC

-- Insert the Clutch Module Assembly Aid T40169 in the transmission housing and the dual mass flywheel from below as shown in the illustration.

NOTE:

There is only 1 inspection opening on the circumference; rotate the dual mass flywheel as needed.

-- Insert the Clutch Module Transportation Lock T40170 in the transmission housing from below and secure it on the flange shaft -1-.

Fig 4: Identifying Transportation Lock T40170
GWWA10-10826Courtesy of AUDI OF AMERICA, LLC

-- Check if the alignment sleeves -A- for centering the engine/transmission are in the cylinder block and insert them if they are not.

Fig 5: Checking If Alignment Sleeves -A- For Centering Engine/Transmission Are In Cylinder Block
GWWA34-10370Courtesy of AUDI OF AMERICA, LLC

-- Inspect the aluminum bolts used to connect the engine to the transmission to see if they can be used again and mark them, if necessary, refer to TRANSMISSION TIGHTENING SPECIFICATIONS .

-- Position the transmission on the engine and tighten the engine/transmission connecting bolts.

-- Remove the Clutch Module Transportation Lock T40170 and the Clutch Module Assembly Aid T40169.

-- Tighten the bolts for the tunnel crossmember, refer to OVERVIEW - SUBFRAME MOUNT .

-- Loosen the tensioning strap and guide the Engine and Gearbox Jack VAS 6931 with the Gearbox Support T40173 under the transmission.

NOTE:

The following step is necessary to make sure the dual-mass flywheel rests on the drive plate evenly and is not tilted.

Fig 6: Pressing Torque Converter
GWWA34-10497Courtesy of AUDI OF AMERICA, LLC

-- Push the dual mass flywheel slightly against the drive plate -3- -arrow- -2- using a pry bar -1-.

-- Tighten the dual-mass flywheel to the drive plate as follows:

Fig 7: Identifying Clutch Module First Bolt Installation Location
GWWA10-10629Courtesy of AUDI OF AMERICA, LLC

-- Install the first bolt -arrow- and tighten by hand (2 Nm).

Vehicles with 4 cylinder TFSI 2.0L engine: 

Fig 8: Identifying Vibration Damper "TDC" Position With Special Tool T10355
GWWA13-10442Courtesy of AUDI OF AMERICA, LLC

-- Continue turning the crankshaft on the vibration damper 240° in direction of engine rotation using the Counterhold - Vibration Damper T10355.

-- With the crankshaft in this position, tighten the bolt to 60 Nm.

Fig 9: Identifying Clutch Module First Bolt Installation Location
GWWA10-10629Courtesy of AUDI OF AMERICA, LLC

-- Continue turning the crankshaft 120° and tighten the remaining two bolts to 60 Nm.

Vehicles with 4-cylinder TDI 2.0L engine: 

Fig 10: Identifying Offset Open-End Wrench
GWWA10-11424Courtesy of AUDI OF AMERICA, LLC

-- Turn the crankshaft 240° further in the direction of the engine rotation -arrow- on the central bolt on the vibration damper with an angled wrench -1-.

-- With the crankshaft in this position, tighten the bolt to 60 Nm.

Fig 11: Identifying Clutch Module First Bolt Installation Location
GWWA10-10629Courtesy of AUDI OF AMERICA, LLC

-- Continue turning the crankshaft 120° and tighten the remaining two bolts to 60 Nm.

Vehicles with 6-cylinder engine: 

Fig 12: Identifying Guide Pin And Adapter T40058
GWWA13-10026Courtesy of AUDI OF AMERICA, LLC

-- Insert the adapter T40058 guide pins as follows:

-- Continue turning the crankshaft on the vibration damper 180° in the direction of the engine rotation using the Crankshaft Socket T40058 -arrow-.

Fig 13: Identifying TDC With Special Tool Adapter T40058
GWWA13-10022Courtesy of AUDI OF AMERICA, LLC

-- With the crankshaft in this position, tighten the bolt to 60 Nm.

Fig 14: Identifying Clutch Module First Bolt Installation Location
GWWA10-10629Courtesy of AUDI OF AMERICA, LLC

-- Continue turning the crankshaft 60° and tighten the remaining 5 bolts to 60 Nm.

All vehicles: 

Install in reverse order of removal. Note the following:

-- Tighten the remaining engine/transmission connecting bolts -3 through 5-.

Fig 15: Checking If Alignment Sleeves -A- For Centering Engine/Transmission Are In Cylinder Block
GWWA34-10370Courtesy of AUDI OF AMERICA, LLC

-- Connections and routing, refer to appropriate SYSTEM WIRING DIAGRAMS information.

-- Install the ATF lines and the ATF cooler, refer to OVERVIEW - ATF CIRCUIT .

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

-- Attach the steering intermediate shaft to the steering gear, refer to STEERING INTERMEDIATE SHAFT, REMOVING AND INSTALLING .

-- Install selector lever cable, refer to SELECTOR LEVER CABLE, REMOVING AND INSTALLING .

-- Installing the driveaxle and driveaxle heat shield, refer to DRIVE AXLE, REMOVING AND INSTALLING .

-- Install the plenum chamber bulkhead, refer to OVERVIEW - PLENUM CHAMBER BULKHEAD .

-- Install the exhaust system, refer to FRONT MUFFLER, REMOVING AND INSTALLING .

-- Install the subframe heat shield, refer to OVERVIEW - HEAT SHIELDS .

-- Install the driveaxle covers and noise insulation, refer to FRONT NOISE INSULATION, REMOVING AND INSTALLING .

-- Install the front wheels, refer to WHEEL BOLT TIGHTENING SPECIFICATIONS .

-- Observe measures after connecting the battery, refer to BATTERY -A-, DISCONNECTING AND CONNECTING .

CAUTION:

Danger of causing damage to the control modules due to the excess voltage.

  • Do not use a charger to jump start!

-- Check and adjust the selector lever cable, refer to SELECTOR LEVER CABLE, CHECKING AND ADJUSTING .

-- Fill the engine coolant, refer to COOLANT, DRAINING AND FILLING .

-- Check the ATF level and correct if necessary, refer to ATF LEVEL, CHECKING .

-- After repairing the transmission, check the axle oil level in the front final drive and adjust if necessary, refer to GEAR OIL, CHECKING LEVEL .