audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Heated Oxygen Sensor Before Catalytic Converter, Bank 1|Page 3101 > < Heated Oxygen Sensor Before Catalytic Converter, Bank 1|Page 3099
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Remove Heated Oxygen Sensor (HO2S) - 1 - using special Ring Spanner 7-Piece Set (3337).

Installing

Install in reverse order, paying attention to the following:

‹› Thread of new Heated Oxygen Sensor (HO2S) is coated with assembly paste which must not be allowed to go into openings in probe.

‹› Re-attach all cable ties at same location on installation.

‹› Secure all hose connections with standard hose clamps.

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Install subframe.

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Perform alignment of exhaust system.

Tightening Specifications

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 If a Heated Oxygen Sensor (HO2S) is to be re-used, grease thread only with hot bolt paste. This must not be allowed to go into openings in probe.

Heated Oxygen Sensor Before Catalytic Converter, Bank 1|Page 3101 > < Heated Oxygen Sensor Before Catalytic Converter, Bank 1|Page 3099