Mastering Bank 1 Sensor 2 A Comprehensive Guide to Diagnosis

The Bank-2/Sensor-1 Oxygen Sensor is an "upstream" sensor. This sensor is located on the side of the engine closest to the front of the vehicle, and is mounted ... Follow the wire in from the sensor under the car. It should go thru the firewall about a foot to the passengers side of where the steering linkage is. It's the oxygen sensor that is on the driver side below the muffler right after the big round Cat. You may be able to see it from the top. Bank 1 sensor 2 is the one after the cat and before the muffler. If there is also a heater circuit malfunction, the sensor is bad and "should" ... Correct...the upstream are one part number and the downstream are another. Identical parts on left and right. I would go with the AC Delco OEM ... Bank 1 is right side (passenger). Sensor 1 is the one right at the motor. Sensor 2 is the one AFTER the catalytic converter. On a single-cat ... The O2 sensor bank 1 sensor 2 is located on the same side as cylinder 1 in your engine, but it's positioned downstream of the catalytic ... Yes Sensor 2 is right after the pre-cat. Having Cat problems like this means you should try this first: Fixing Bad ... Only 75 emoji are allowed. ... × You cannot paste images directly. Upload or insert images from URL. Loading... Downstream Oxygen O2 Sensor Bank 1 Sensor 2 Compatible with Toyota Camry 2018-2023 Avalon 2019-2022 Corolla 2020-2023 for Lexus ES300h 2019-2022, 2.0L 2.5L 4 ...