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Home >> Audi >> 2021 >> TT Quattro RS >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Exhaust System, Emission Controls (Servicing - 4-Cylinder 2.0L 4V TFSI Engine (Ea 888 Generation III)) [Coupe]) >> 26 Exhaust System, Emission Controls >> Secondary Air System >> Secondary Air Injection Solenoid Valve -N112-, REMOVING AND INSTALLING >> Removing

Secondary Air Injection Solenoid Valve -N112-, REMOVING AND INSTALLING: Removing

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

-- Remove the air filter housing. Refer to AIR FILTER .

-- Loosen the hose clamp -2-.

GWWA21-10813Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolt -1- and push the left air duct pipe slightly to the left.

-- Disconnect the connector -1-.

Fig 1: Secondary Air Injection Sensor 1 -G609-, Secondary Air Injection Solenoid Valve -N112- Component Location
GWWA26-11664Courtesy of AUDI OF AMERICA, LLC

-- Remove the connecting pipe -2- to do so push the locking ring on both sides together.

-- Remove the bolts -arrows- and remove the secondary air injection solenoid valve -3-.