audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Oxygen Sensor Before Catalytic Converter|Page 5843 > < Oxygen Sensor Before Catalytic Converter|Page 5841
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Remove coolant reservoir (arrow). 

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Disconnect electrical wiring to Engine Coolant Level (ECL) Warning Switch -F66- at bottom of expansion tank. 

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Tie coolant expansion tank with connected coolant hoses -1 to 3- to side. 

Vehicles with Automatic Transmission

Oxygen Sensor Before Catalytic Converter|Page 5843 > < Oxygen Sensor Before Catalytic Converter|Page 5841