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Home >> Audi >> 2011 >> TT S, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 71 (2.0L - Turbocharger, Supercharger - Engine Code(S): CCTA & CETA (Roadster)) >> 21 Turbocharger, Supercharger >> Removal And Installation >> Charge Air Cooler

Charge Air Cooler

WARNING: This page is about a different variant/trim than selected.

Special tools and workshop equipment required 

Removing 

-- Remove the radiator. Refer to RADIATOR .

-- Remove the front bumper cover. Refer to Removal and Installation .

WARNING:

Refrigerant can cause serious personal injury.

  • Do not open the air conditioning refrigerant circuit.
CAUTION:

Risk of damaging refrigerant lines and hoses.

  • Do not stretch, kink or bend refrigerant lines and hoses.

-- Remove the air guide hose from the charge air cooler by loosening the hose clamp -arrow-.

Fig 1: Charge Air Cooler Air Guide Pipe
GWWA21-10050Courtesy of AUDI OF AMERICA, LLC

-- Remove the air guide hose by loosening hose clamps -1 and 2-.

Fig 2: Air Cooler Air Duct
GWWA21-10051Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts -arrows- by releasing the air ducts at the left and right and tilting them toward the headlamp.

Fig 3: Air Cooler Lower Mounting Bolts
GWWA19-10368Courtesy of AUDI OF AMERICA, LLC

-- Tilt the upper edge of the charge air cooler back slightly.

-- Disengage the charge air cooler from the lower mounting points by lifting it.

-- Slide the charge air cooler toward the engine and support it from below so it does not sink.

-- Remove the bolts -arrows-.

Fig 4: Charge Air Cooler Bolts
GWWA19-10274Courtesy of AUDI OF AMERICA, LLC

-- Remove the charge air cooler upward.

Installing 

Installation is carried out in the reverse order while noting the following:

NOTE:

If there are small impressions on the fins. Refer to COOLERS, CONDENSERS AND CHARGE AIR COOLERS .

NOTE:

Hose connections and charge air system hoses must be free of oil and grease before installing.

Secure all hose connections with hose clamps of the same type as those equipped by the factory.

To mount the charge hoses on their connectors securely, spray the bolts on the used clamps with rust remover before installing.

-- Install the radiator. Refer to RADIATOR .

-- Install the front bumper. Refer to Removal and Installation .

-- Air guides, installing with connector. Refer to AIR GUIDE PIPES AND HOSES WITH CONNECTOR COUPLING .

-- Check the coolant level. Refer to COOLANT, DRAINING AND FILLING => Check the coolant level. .