Where is Bank One O2 Sensor on 2008 Toyota Sienna Limited?

Answer 1

The Bank One O2 sensor on a 2008 Toyota Sienna Limited is located on the exhaust system, specifically before the catalytic converter on the driver's side of the vehicle. It is part of the vehicle's emissions control system and is positioned on the exhaust manifold or pipe. To access it, you may need to raise the vehicle and possibly remove some undercarriage components for better visibility. Always consult the vehicle's service manual for specific instructions and safety precautions.