Audi A4: DSG Transmission Mechatronic -J743-
Overview - Mechatronic
1 - Transmission Fluid Pan
- Removing and installing. Refer to → Chapter "Transmission Fluid Pan, Removing and Installing".
2 - Bolt
- Tightening specification and sequence. Refer to → Fig. "Transmission Fluid Pan - Tightening Specification and Sequence".
3 - Seal
- Replace after removing.
4 - Bolt
- Tightening specification and sequence. Refer to → Fig. " Hydraulic Pressure Sensor 1 -G545- and Hydraulic Pressure Sensor 2 -G546- - tightening specification and sequence".
5 - Bracket
6 - Hydraulic Pressure Sensor 2 -G546-
- Removing and installing. Refer to → Chapter "Hydraulic Pressure Sensor 1 -G545- and Hydraulic Pressure Sensor 2 -G546-, Removing and Installing".
7 - Seals
8 - Contact Element
9 - Bolt
10 - O-Ring
- Replace after removing.
11 - Bleed Pipe
12 - Dust Ring
13 - Seals
- Replace after removing.
14 - Mechatronic
- Removing an installing. Refer to → Chapter "Mechatronic, Removing and Installing".
15 - Mechatronic Bolts. Refer to → Fig. "Mechatronic - Tightening Specification and Sequence".
16 - Wiring Guide
- Replace after removing.
17 - Seal
- Replace after removing.
18 - Transmission Control Module -J217-
19 - Hydraulic Pressure Sensor 1 -G545-
- Removing and installing. Refer to → Chapter "Hydraulic Pressure Sensor 1 -G545- and Hydraulic Pressure Sensor 2 -G546-, Removing and Installing".
20 - O-Rings
- Replace after removing.
21 - ATF Pipe
- Replace after removing.
22 - Seals
- Replace after removing.
Transmission Fluid Pan - Tightening Specification and Sequence
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Mechatronic - Tightening Specification and Sequence
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Hydraulic Pressure Sensor 1 -G545- and Hydraulic Pressure Sensor 2 -G546- - tightening specification and sequence
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Overview - Valve Body
1 - Low Pressure Filter Housing
2 - Bolt
- Quantity: 4
- M6 × 20
3 - Seal
4 - Suction Filter
5 - Bolt
- Quantity: 2
- M5 × 18
6 - Bolt
- Quantity: 3
- M6 × 20
7 - High Pressure Filter Housing
8 - High Pressure Filter
9 - Seal
10 - Seal
11 - Valve Units
12 - Valve Unit Retainer
13 - Bolt
- Quantity: 8
- M4 × 35
14 - Bleed Pipe
15 - Seal
16 - Seal
17 - Transmission Fluid Auxiliary Hydraulic Pump -V552- Motor
- Removing and installing. Refer to → Chapter "Transmission Fluid Auxiliary Hydraulic Pump -V552-, Removing and Installing".
18 - Cover
19 - Bolt
- 4 Nm + 45º
- M5 × 22
- Quantity: 4
20 - Transmission Fluid Auxiliary Hydraulic Pump -V552- Pump
- Removing and installing. Refer to → Chapter "Transmission Fluid Auxiliary Hydraulic Pump -V552-, Removing and Installing".
21 - Seal
22 - Seal
23 - Valve Body
- Removing and installing Transmission Control Module - J217- removing. Refer to → Chapter "Transmission Control Module -J217-, Removing and Installing".
24 - Seal
25 - Seal
26 - Low Pressure Switch
Overview - Transmission Control Module -J217-
1 - Seal
2 - Seal
- Replace after removing.
3 - Valve Body
- Refer to → Chapter "Overview - Valve Body".
4 - Bolt
- 5 Nm +20º
- Replacing
- Quantity: 3
5 - Cover
6 - Transmission Control Module -J217-
- Removing and installing. Refer to → Chapter "Transmission Control Module -J217-, Removing and Installing".
7 - Bolt
- 3 Nm +90º
- Replacing
- Quantity: 4
READ NEXT:
Transmission Fluid Pan, Removing and Installing
Special tools and workshop equipment required
Engine Bung Set -VAS6122-
Used Oil Collection and Extraction Unit -SMN372500-
Removing
Note
General repair instructions. Refer to
→
Mechatronic, Removing and Installing
Special tools and workshop equipment required
Used Oil Collection and Extraction Unit -SMN372500-
Assembly Tool -T40305-
Oil Sump Assembly Pin -T40199-
Electronic Torque Wrench 3-60Nm -VAS6583-
Transmission Control Module -J217-, Removing and Installing
Removing
WARNING
The system is under pressure.
The electronic ATF pump must be deactivated every
time before opening the transmission, and the hydraulic
pressure reservoir is drained.
Re
SEE MORE:
Seat Position Sensor
Overview - Seat Position Sensor
Note
The front passenger side is shown.
1 - Connector Coupling
Connector station in the underbody under the seat.
2 - Bolt
1.2 Nm
3 - Front Passenger Occupant Detection Sensor -G128-
Only the front passenger side
Removin
General Information
Vehicles with a High Voltage System (Hybrid Vehicles)
Extremely Dangerous Due to High-Voltage
The high-voltage system is under high-voltage. Death or serious
bodily injury by electric shock.
- Individuals with electronic/medical life- and health sustaining
machines in or on their person canno
