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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 7-Speed Dual Clutch Transmission >> 34 Controls, Housing >> ATF Circuit >> ATF Cooler, Removing And Installing >> Removing

ATF Cooler, Removing And Installing: Removing

WARNING:

The system is under pressure.

  • Deactivate the ATF pump and drain the hydraulic pressure reservoir before removing the ATF cooler!

-- 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 .

-- Drain the ATF. Refer to ATF, DRAINING AND FILLING .

-- If equipped, remove the end panel.

GWWA10-12241Courtesy of AUDI OF AMERICA, LLC

-- Depending on the version, remove the tunnel crossmember. Refer to TUNNEL CROSSMEMBER, REMOVING AND INSTALLING .

NOTE:

To catch escaping coolant, place a cloth underneath.

GWWA19-12306Courtesy of AUDI OF AMERICA, LLC

-- Loosen the hose clamps -1 and 2- and then disconnect and remove the coolant hoses with Hose Clamps - Up To 25mm: 3094  .

-- Place the Used Oil Collection and Extraction Unit: SMN372500  underneath.

Fig 1: ATF Cooler - Tightening Sequence
GWWA34-11300Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -1, 2 and 3- and the bracket.

-- Remove the ATF cooler -2- from the ATF pipe -1-.

GWWA34-11306Courtesy of AUDI OF AMERICA, LLC

-- Seal the open lines and connections with clean plugs from the Engine Bung Set: VAS6122  .

-- Remove the ATF pipe.