Bank 1 sensor 1 is near the manifold on the right side of the vehicle (passenger side)
sensor 1's are before the catalyc converter.
its where the #1 cylinder is that's bank one
bank 1 sensor 1 2002 on toyots sienna
The bank 1 sensor 1 oxygen sensor on a 2002 Honda Accord is located on the header. It is right next to the sensor circuit.
Driver's side, post cat convertor.
drivers side right on the manifold right before the flang that connects the cayt
Bank 1 is where cylinder #1 is. Sensor 1 is ahead of the converter (usually in the manifold.
Mitsubishi Galant, 2002, 4-cyl, O2 sensor, bank 1 sensor 1 (upstream)... PART NUMBER: MR506364
Bank 1 Sensor 1 of a 2003 Toyota Sequoia is located on the exhaust system, specifically on the exhaust manifold or just after it, before the catalytic converter. This sensor is part of the vehicle's oxygen sensor system, which monitors the air-fuel mixture for optimal engine performance. To access it, you may need to lift the vehicle and work from underneath or remove any components obstructing the sensor.
Bank 1 is the pass side.
Bank 1 sensor 1 was the upstream 02 sensor located before the catalytic con on my 03.
Bank one is on the side that the master cylinder is on bank two is the opposite side of the master cylinder
Bank 1 sensor 1 is closest to the firewall and located just below the exaust manifold. Easiest to change from under car.