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Home >> Audi >> 2012 >> Q7 3.0 TDI >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> 3.0L - Turbocharger, Supercharger - Engine Code(S): CATA >> 21 Turbocharger, Supercharger >> Removal And Installation >> Charge Air Cooler, Vehicles Built Through 05.10 >> Charge Air Cooler Bypass Control Unit

Charge Air Cooler Bypass Control Unit

Removing 

-- On a vehicle with air suspension, activate vehicle lift mode. Refer to the appropriate service information .

-- Remove the front noise insulation -1-. Refer to the appropriate service information .

Fig 1: Identifying Front/Rear Noise Insulation
GWWA10-10441Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the connector -2-.

Fig 2: Coolant Hoses And Clamps
GWWA21-10381Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -arrows-.

-- Lift the clips -1-, loosen the clamp -3- and -4- and remove the air duct hoses.

-- Remove the coolant hose by loosening the hose clamp -2-.

Fig 3: Hose Clamp -2-, Bolts -Arrows-
GWWA21-10444Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -arrows- and remove the charge air cooler bypass control unit -J865- -1-.

Installing 

Install in reverse order of removal. Note the following:

-- Install the noise insulation. Refer to the appropriate service information .

-- On a vehicle with air suspension, deactivate vehicle lift mode. Refer to the appropriate service information .