A4 Quattro Cabriolet L4-2.0L Turbo (BWT) (2009)
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Disconnect electrical connector - 2 - for Heated Oxygen Sensor (HO2S) (G39) and Oxygen Sensor (O2S) Heater (Z19) (black connector) and free
up electrical wiring to catalytic converter.
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Disconnect intake hose - 1 - for air filter/turbocharger.
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Disconnect electrical harness connector - 2 - at Mass Air Flow (MAF) Sensor (G70).
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Free up wiring harness on air filter housing and remove air filter housing - 3 -.
‹› Exhaust system decoupling element must not be bent more than 10°, otherwise it may be damaged.
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Loosen clamping sleeve - arrow - and push it rearward.
