Bank 1 is the first set of cylinders, and bank 2 (if equipped) is the second set of cylinders. This video shows you how to install new trq oxygen sensors on. No parts for vehicles in selected markets.
Web In This Video Andy Phillips Shows Where You Will Find The Oxygen (O2) Sensors Located On A Jeep Wrangler Tj.
He identifies the upstream (sensor 1) and downst. A bad oxygen sensor can affect the mixture. Web learn the correct location and process for replacing a faulty jeep jk oxygen sensors.
Web This Is For The Downstream Sensor, Both Sensors (All 4) Can Be Replaced In The Same Fashion
Sensor 1 is upstream, sensor 2 is downstream. Today we replace a oxygen sensor on the ol commando Web the engine management computer uses the data from all of the o2 sensors to keep the air/fuel mixture optimized.