audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Oxygen Sensor Before Catalytic Converter, Bank 1|Page 3827 > < Oxygen Sensor Before Catalytic Converter, Bank 1|Page 3825
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Oxygen Sensor: Service and Repair
Oxygen Sensor Before Catalytic Converter, Bank 2

Oxygen Sensor Before Catalytic Converter, Bank 2

Special tools, testers and auxiliary items required

‹› Ring Spanner 7-Piece Set for Oxygen Sensor (3337 )

Removing

‹› All cable ties opened or cut during engine removal must be reinstalled at the same locations during installation.

-

Pull rear engine cover off - arrows -.

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Remove coolant expansion tank - arrow -.

-

Disconnect electrical connection from engine coolant level warning switch (F66) at bottom of coolant reservoir and set aside coolant reservoir
with coolant hoses - 1 - and -  2 - connected.

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Disconnect the electrical harness connector - 2 - for heated oxygen sensor 2 (G108) and free up wire.

Oxygen Sensor Before Catalytic Converter, Bank 1|Page 3827 > < Oxygen Sensor Before Catalytic Converter, Bank 1|Page 3825