A3 L4-2.0L Turbo (BPY) (2006)
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Remove bolts - arrows - and remove air guide pipe.
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Remove air duct - 1 - for charge air cooler.
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Disconnect connector from Charge Air Pressure Sensor (G31) => Fuel Injection and Ignition 24 Description and Operation.
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Remove air duct.
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Disconnect electrical connector - 1 - at Oil Level Thermal Sensor (G266)