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Home >> Audi >> 2017 >> A3 Premium, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 50 (Air Conditioning (Front Heater & A/C Unit) -- (Sedan)) >> 87 Air Conditioning >> Additional Components For Control And Regulation >> Air Quality Sensor -G238- /Humidity Sensor In Fresh Air Intake Duct -G657-, Removing And Installing >> Installing

Air Quality Sensor -G238- /Humidity Sensor In Fresh Air Intake Duct -G657-, Removing And Installing: Installing

WARNING: This page is about a different variant/trim than selected.

Install In Reverse Order Of Removal. Note The Following: 

NOTE:

If the plenum chamber cover is damaged or incorrectly installed, water can enter the fresh air intake via the water channel where applicable.

-- Check the DTC memory and erase any displayed entries using the :Vehicle Diagnostic Tester  in the "Guided Fault Finding"  function.