Inlet Air Box Housing Snow Flap Replacement & Oxygen Sensor Inspection/Replacement
Audi technical service bulletin 23W1 rev 0828201 for 2010-2013 Audi A3.
- Bulletin number
- 23W1 rev 0828201
- Component
- Engine and engine cooling: exhaust system
- Summary
- Inlet Air Box Housing Snow Flap Replacement & Oxygen Sensor Inspection/Replacement - The snow flap in the inlet air box housing may remain partially to fully open. Should this occur, excess warm air could enter the air intake through the snow flap inlet. The oxygen sensor will be checked during this service and, if measured degradation tolerances are met, the sensor will be replaced. Revision Summary Updated work procedure.
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