Transmission, Installing: Notes

-- Install the transmission together with the engine. Refer to ENGINE, REMOVING AND INSTALLING [For engine(s) CZTA] or ENGINE, REMOVING AND INSTALLING [For engine(s) CBPA] or ENGINE, REMOVING AND INSTALLING [For engine(s) CNLA] or ENGINE, REMOVING AND INSTALLING [For engine(s) CVCA or ENGINE, REMOVING AND INSTALLING [For engine(s) CPPA, CPRA, CPKA, CPLA] .

Attach the Transmission to the Engine As Follows: 

• The Electro-Drive Drive Motor -V141- is attached to the engine.
• The Transmission Support :3282  is installed in the Scissor Lift Table - W12 Engine Support : VAS6131/2  on the Scissor Lift Table :VAS6131  .
• Follow repair instructions. Refer to REPAIR INFORMATION .
• Refer to TRANSMISSION TIGHTENING SPECIFICATIONS 

Refer to "Transmission, Removing" to get a list of the special tools needed TRANSMISSION, REMOVING .

-- Mount the transmission on the Transmission Support :3282  and secure it.

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

-- Check the needle bearing -arrow- in the Electro-Drive Drive Motor -V141-. Replace it if necessary. .

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-- Install the Centering Mandrel :T10515  into the engine, as illustrated.

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-- Align the transmission with the engine and then carefully push the transmission onto the engine. While doing this, turn the spindle on the Transmission Support :3282  to adjust the position of the transmission.

• Be careful not to damage the connections -arrow 1- on the Electro-Drive Drive Motor -V141- and on the Drive Motor Temperature Sensor -G712- -arrow 2-.

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• Guide the engine and transmission together by hand until the entire surface of both flanges come into contact with one another.

Turn the crankshaft slightly if necessary.

-- Attach the transmission to the engine and remove the Centering Mandrel :T10515  from the engine.

-- If the transmission was replaced: attach the cable bracket, the transmission bracket and the bracket to the transmission. Refer to TRANSMISSION, REMOVING .

-- Connect the connector -1- to the valve -2- on the Mechatronic and attach the wiring harness to the front bracket on the transmission.

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-- Install the hydraulic line -3- on the engine and valve block/Mechatronic.

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-- Push the clamps -2- onto the valve block/Mechatronic.

-- Pull on the hydraulic pipe -3- to check it.

-- Tighten the bolt -1- on the engine for the hydraulic line to the tightening specification.

If the transmission was sealed so that no fluid can leak out, for example, after repairing or replacing the transmission:

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-- Remove the plug from the transmission ventilation and install the ventilation cap -arrow B-.

Fill the transmission fluid via the transmission ventilation if the fluid was drained earlier. Refer to TRANSMISSION FLUID, DRAINING AND FILLING .

-- Remove the plug -arrow A- from the DSG Transmission Mechatronic -J743- ventilation.

• If more than approximately 20 ml of hydraulic fluid has leaked out, for example while removing and installing the DSG Transmission Mechatronic -J743- or while removing and installing the Electro-Drive Drive Motor -V141-, then add 30 ml of hydraulic fluid via the ventilation -1-.

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• For the disposable syringe -2- from the Repair Kit :5C0 998 152  and the correct hydraulic fluid. Refer to the Parts information.
• Fill the new disposable syringe with 30 ml hydraulic fluid from the new Power Steering Fluid :G 004 000 M2  container.

-- Push the new cap -1- on the ventilation -3-. It is replacement part with a vent -2-.

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-- Attach Drive Motor Rotor Position Sensor 1 -G713- -C- to the transmission -arrows-. Refer to ELECTRO-DRIVE DRIVE MOTOR .

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-- Attach the bracket and Brake System Vacuum Pump -V192- -B- to the transmission. Refer to VACUUM SYSTEM .

-- Attach the Drive Motor High Voltage Wiring Harness -PX2- to the transmission. Refer to HIGH VOLTAGE CABLES .

The Transmission and Engine Will Be Installed Later in Another Procedure. Refer to ENGINE, REMOVING AND INSTALLING [For engine(s) CZTA] or ENGINE, REMOVING AND INSTALLING [For engine(s) CBPA] or ENGINE, REMOVING AND INSTALLING [For engine(s) CNLA] or ENGINE, REMOVING AND INSTALLING [For engine(s) CVCA or ENGINE, REMOVING AND INSTALLING [For engine(s) CPPA, CPRA, CPKA, CPLA] .

• Bleed the hydraulic clutch mechanism for the decoupler using the Vehicle Diagnostic Tester in Guided Functions  after energizing the high voltage system.