audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Oxygen Sensor Before Catalytic Converter|Page 3455 > < Oxygen Sensor Before Catalytic Converter|Page 3453
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Remove bolts for holding plates -3- for solenoid valves (arrows).

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Disconnect electrical harness connector at Mass Air Flow (MAF) sensor. 

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Remove hose -4- of crankshaft housing ventilation from air guide -2-. 

Oxygen Sensor Before Catalytic Converter|Page 3455 > < Oxygen Sensor Before Catalytic Converter|Page 3453