Secondary Air Injection Sensor 1 -G609-, REMOVING AND INSTALLING: Removing
WARNING: This page is about a different car, the 2018 Audi Q3 Quattro, 2018 Audi Q3, 2017 Audi Q3 Quattro, and 2017 Audi Q3. However, it is still accessible from the selected car via links, so may be relevant.
-- Remove the air filter housing. Refer to AIR FILTER HOUSING, REMOVING AND INSTALLING (1.8L; 2.0L 4V TFSI Engine (EA 888 Generation II, As of 01.2018), or AIR FILTER HOUSING, REMOVING AND INSTALLING (1.8L; 2.0L 4V TFSI Engine (Generation II, As of 09.2016) . Information not available for Air Filter Housing, 1.8L; 2.0L 4V TFSI Engine (EA 888 Generation III, As of 12.2017). .
-- Free up the wiring harness and push it slightly to the side.
-- Disconnect the connector -1-.
-- Release the catches and secondary air injection sensor -2-.