DSG Transmission Mechatronic (J743) Overview
DSG Transmission Mechatronic (J743) Overview
1 ATF Drain Plug
2 Seal
• Replace
3 Bolt
4 Expanding Rivet
• For attaching the gasket to the ATF oil pan
• Not required for installation
5 Magnet
• Quantity: 2
• Insert into the depression in the ATF oil pan
• Make sure the entire surface contacts oil pan
6 Bolt
• Replace
7 O-rings
• Replacing, only for the ATF pressure pipe (clutch pressure) made out of metal
8 ATF Pressure Pipes (coupling pressure)
• Depending on the date of manufacture, versions may be different. The ATF pressure pipe (clutch pressure) in transmissions of the new version are a single unit and made out of plastic.
• Metal ATF pressure pipe: replace the O-rings on the ATF pressure pipes.
• Plastic ATF pressure pipe (single unit): replace the ATF pressure pipe.
9 Retaining Plate
• Only for the ATF pressure pipe (clutch pressure) made out of metal
10 Bolt
• 10 Nm
• Only for the ATF pressure pipe (clutch pressure) made out of metal
11 O-rings
• Replacing, only for the ATF pressure pipe (clutch pressure) made out of metal
12 O-rings
• Replace
13 ATF Oil Pipes
• Different versions, depending on date of manufacture
14 O-rings
• Replace
15 O-ring
• Replace
• Different versions, depending on date of manufacture
16 ATF Filter Housing
• For transmissions with a replaceable ATF filter
• Different versions, depending on date of manufacture
17 O-ring
• For transmissions with a replaceable ATF filter
• Replace
18 ATF Filter Cover
• 8 Nm
• For transmissions with a replaceable ATF filter
19 ATF Filter
• Replace each time the ATF is changed and after performing a repair on the transmission
• Allocation, refer to the Parts Catalog, is also called a filter
• Removing and installing, refer to => [ ATF Filter ] ATF Filter
20 Bolt
• 10 Nm
• Quantity: 3
• For transmissions with a replaceable ATF filter
21 O-rings
• Replace
• For transmissions with a replaceable ATF filter
22 ATF Return Pipe
• For transmissions with a replaceable ATF filter
23 ATF Supply Pipe
• For transmissions with a replaceable ATF filter
24 Bolt
• For transmissions with a replaceable ATF filter
25 Bolt
• 10 Nm
• Quantity: 3
• For transmissions with an ATF pipe filter
26 ATF Return Pipe
• For transmissions with an ATF pipe filter
27 Bolt
• For transmissions with an ATF pipe filter
28 O-rings
• Replace
• For transmissions with an ATF pipe filter
29 ATF Pipe Connection
• For transmissions with an ATF pipe filter
30 ATF Pipe Filter
• Replace the ATF pipe filter whenever replacing the transmission or repairing the transmission
31 ATF Fill and Check Plug
32 O-rings
• Replace
33 Bolt
• 8 Nm
34 Connector Housing
- To remove, remove the bolt - 33 - and turn the connector housing counter-clockwise.
35 Transmission Housing
36 O-rings
• Replacing, only for ATF pipes made out of metal
37 ATF Oil Pipes
• Depending on the date of manufacture, versions may be different. The ATF pipes in transmissions for the new version are a single unit and made out of plastic.
• Metal ATF pipe: replace the O-rings on the ATF pipes.
• Plastic ATF pipe (single unit): replace the ATF pipe.
38 Bolt
• 8 Nm
• Quantity: 5
39 Wiring Set for Sensor Module
• Removing and installing, refer to => [ Sensor Module with Transmission Input Speed Sensor (G612), (G632), (G676) and Circuit Board 3 ] Service and Repair.
• Replace if the sensor module is replaced.
40 O-ring
• Replace
41 ATF Suction Filter
• Removing and installing, refer to => [ ATF Suction Filter ] ATF Suction Filter
42 DSG Transmission Mechatronic (J743)
• Removing and installing, refer to => [ DSG Transmission Mechatronic (J743) ] DSG Transmission Mechatronic (J743)
• After replacing the DSG transmission Mechatronic , the corresponding "Guided Functions" must be performed using the vehicle diagnostic tester.
• Remove the circuit board from the DSG transmission Mechatronic. Refer to => [ Mechatronic Circuit Boards Overview ] Mechatronic Circuit Boards Overview
43 Gasket
• Replace
• Installing => [ Installing ] Service and Repair
44 ATF Pan
• Removing and installing, refer to => [ Automatic Transmission Fluid Oil Pan ] Service and Repair.
ATF Oil Pan, Tightening Specification and Sequence
- Tighten the bolts in two stages as described below.
- Install the bolts - arrows - hand-tight.
- Tighten the bolts - 1 through 15 - diagonally to 10 Nm and in steps.
Mechatronic, Tightening Specification and Sequence
- Tighten the bolts to 10 Nm in the following sequence: - 1 to 6 -.