Catalytic Converter, Removing And Installing, AUDI A3 From My 2021/TT From My 2015 With Fwd: Installing

WARNING: This page is about a different car, the 2024 Audi A3 Quattro and 2024 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.

Install in the reverse order of removal while noting the following:

Replace the seal after removal.

-- Mount the catalytic converter on the turbocharger and install the screw-type clamp loosely.

-- Tighten the threaded connections. Refer to Figure.

-- Install the exhaust system without tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .

-- Install the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to HEATED OXYGEN SENSOR, REMOVING AND INSTALLING .