Where is o2 sensor bank 2 sensor 1 2004 Mitsubishi galant?

On a 2004 Mitsubishi Galant, the O2 sensor bank 2 sensor 1 is located on the exhaust system. Specifically, it is positioned before the catalytic converter on the bank 2 side of the engine, which corresponds to the rear bank of cylinders. To access it, you may need to lift the vehicle for better visibility and reach. Always ensure the engine is cool before attempting to work on exhaust components.