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Home >> Audi >> 2018 >> S3 Premium Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 67 (EXHAUST SYSTEM, EMISSION CONTROLS (4-Cylinder 2.0L 4V TFSI Engine) -- (A3 SEDAN)) >> 26 Exhaust System, Emission Controls >> Secondary Air System >> Secondary Air Injection Sensor 1 -G609-, Removing And Installing >> Removing

Secondary Air Injection Sensor 1 -G609-, Removing And Installing: Removing

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2017 Audi S3, 2017 Audi RS 3, 2016 Audi S3, 2016 Audi A3, and 2015 Audi S3. However, it is still accessible from the selected car via links, so may be relevant.

-- Remove the air filter housing. Refer to CHARGE AIR SYSTEM .

-- Free up the wiring harness and push it slightly to the side.

-- Disconnect the connector -1-.

GWWA26-11663Courtesy of AUDI OF AMERICA, LLC

-- Release the catches and secondary air injection sensor -2-.