audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Throttle Position Sensor > < Heated Oxygen Sensor Before Catalytic Converter, Bank 1|Page 3105
Page 6
background image

‹› Illustration shows engine/transmission assembly removed.

-

Remove Heated Oxygen Sensor (HO2S) - 2 - using special tool (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.

-

Install subframe.

-

Perform stress-free alignment of exhaust system.

Tightening Specifications

*

 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.

Throttle Position Sensor > < Heated Oxygen Sensor Before Catalytic Converter, Bank 1|Page 3105