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Home >> Audi >> 2025 >> S4 Premium >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Controls, Housing (7-Speed Dual Clutch Transmission 0CK, 0CJ, 0DP, 0DN) >> 34 Controls, Housing >> ATF Circuit >> ATF Cooler, Removing And Installing >> Removing

ATF Cooler, Removing And Installing: Removing

-- Drain the ATF. Refer to ATF, Draining and Filling  .

Vehicles with end panel on crossbrace:

-- Remove the bolts -arrows- and nut -2-.

GWWA40-10837Courtesy of AUDI OF AMERICA, LLC

-- Remove the end panel -1- for the crossbrace.

Continuation for all vehicles

-- Clamp off the coolant hoses using the Hose Clamps - Up To 25mm :3094  .

GWWA19-12306Courtesy of AUDI OF AMERICA, LLC

-- To catch escaping coolant, place a cleaning cloth underneath.

-- Loosen the hose clamps -1 and 2- and remove the coolant hoses.

-- Remove the transmission support. Refer to Rear Transmission Mount, Removing and Installing  .

-- Remove the bolts -arrows- and remove the heat shield -1-.

GWWA34-11726Courtesy of AUDI OF AMERICA, LLC

-- Place the Used Oil Collection and Extraction Unit :SMN3725  underneath.

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

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

-- Guide out the ATF cooler to the rear.

-- 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 :VAS 6122  .

-- Remove the ATF pipe from the transmission fluid pan.