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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Controls, Housing Servicing - 7-Speed Dual Clutch Transmission >> 34 Controls, Housing >> MECHATRONIC >> Transmission Control Module -J217-, REMOVING AND INSTALLING >> Removing

Transmission Control Module -J217-, REMOVING AND INSTALLING: Removing

CAUTION:

The system is under pressure.

  • Deactivate the ATF pump and drain the hydraulic pressure reservoir before removal.

-- Using the Vehicle Diagnostic Tester, empty the ATF pressure reservoir in the Transmission Control Module -J217- and disable the Transmission Fluid Auxiliary Hydraulic Pump -V552-. Refer to ATF PUMP, DEACTIVATING AND DRAINING THE HYDRAULIC PUMP RESERVOIR .

-- Remove the transmission fluid pan. Refer to TRANSMISSION FLUID PAN, REMOVING AND INSTALLING .

-- Release the connector for the Hydraulic Pressure Sensor 1 - G545- -1- and Hydraulic Pressure Sensor 2 -G546- -2- at the retaining tabs -arrows- and disconnect from the Transmission Control Module -J217-.

GWWA34-11455Courtesy of AUDI OF AMERICA, LLC

-- Secure the connectors as shown in the designated transportation safeguard.

-- Remove the Mechatronic. Refer to MECHATRONIC, REMOVING AND INSTALLING .

CAUTION:

Contamination damages the Mechatronic.

- A clean work environment is required for working on the Mechatronic.

-- Seal off the ATF channels with the Cover: T40322/1-4  .

GWWA34-11654Courtesy of AUDI OF AMERICA, LLC

-- Attach the mechatronics at the Support: T40321 

GWWA34-11503Courtesy of AUDI OF AMERICA, LLC

-- Release the cover -1- for the sensor arm from the locking tabs -arrows- and remove.

GWWA34-11452Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts in the sequence -3 to 1-.

Fig 1: Sensor Arm Bolts Tightening Sequence
GWWA34-11454Courtesy of AUDI OF AMERICA, LLC

-- Pivot the Transmission Fluid Auxiliary Hydraulic Pump Rotor Position Sensor - G847- -1- to the side to the engagement position.

GWWA34-11457Courtesy of AUDI OF AMERICA, LLC

-- Engage the connector for the Gear Position Distance Sensor 1 -G487- and Gear Position Distance Sensor 2 -G488- in the transportation safeguard -arrow- and loosen the bolts in the sequence -4 to 1-.

Fig 2: Transmission Control Module -J217- Bolts Tightening Sequence
GWWA34-11456Courtesy of AUDI OF AMERICA, LLC

-- Remove the Transmission Control Module -J217- from the valve body.