How many oxygen sensors does a 2006 Nissan Maxima have?

How many oxygen sensors does a 2006 Nissan Maxima have?

Oxygen sensors are located before and after the catalytic converter. A vehicle may have two to five oxygen sensors, and sometimes even more.

Is Bank 1 o2 sensor upstream or downstream?

Bank 1 Sensor 1 means Upstream Right/Rear;Bank 2 Sensor 1 means Upstream Left/Front;Bank 1 Sensor 2 means Downstream Right/Rear;Bank 2 Sensor 2 means Downstream Left/Front.

Where is the oxygen bank on a Nissan?

The downstream oxygen Bank 1 Sensor 2 sensor has to be accessed from underneath the engine. You will need to remove the bottom splash shield. Disconnect the oxygen sensor electrical connectors.

How do you remove the oxygen sensor from a Nissan?

The downstream oxygen Bank 1 Sensor 2 sensor has to be accessed from underneath the engine. You will need to remove the bottom splash shield. Disconnect the oxygen sensor electrical connectors. Press the connector and pull it away to unplug it from the oxygen sensor. Use an oxygen sensor wrench to remove the oxygen sensor.

What are the downstream O2 sensors on a Nissan?

One or two sensors will be downstream, B1S2 and B2S2. The procedure is similar for the downstream O2 sensors (Bank 1 & 2, Sensor 2). For the downstream sensors, you will find it easier to access the O2 sensor from underneath the car.

The downstream oxygen Bank 1 Sensor 2 sensor has to be accessed from underneath the engine. You will need to remove the bottom splash shield. Disconnect the oxygen sensor electrical connectors.

The downstream oxygen Bank 1 Sensor 2 sensor has to be accessed from underneath the engine. You will need to remove the bottom splash shield. Disconnect the oxygen sensor electrical connectors. Press the connector and pull it away to unplug it from the oxygen sensor. Use an oxygen sensor wrench to remove the oxygen sensor.

One or two sensors will be downstream, B1S2 and B2S2. The procedure is similar for the downstream O2 sensors (Bank 1 & 2, Sensor 2). For the downstream sensors, you will find it easier to access the O2 sensor from underneath the car.