4 oxygen sensors (2 front and 2 rear)
How many oxygen sensor on your 1999 3.5 rl?
The 2000 Nissan Pathfinder has a total of four oxygen sensors - two before the catalytic converter, and two after the converter. The front sensors have 3-wires, and the rear sensors have 4-wires. For a good quality OE-style sensor, they'll cost around $100 each.
There are 2 sensors The upstream O2 sensor is mounted in the ehxaust manifold The downstream O2 sensor is mounted in the exhaust pipe after the catalytic converter
And they are expensive to replace... (i replaced one @ $400)
an o2 sensor is the same as an oxygen sensor. vehicles can have up to 4
2
2
The oxygen sensor is one of many things that could turn the check engine light on.The oxygen sensor is one of many things that could turn the check engine light on.
At least two.
2 a upstream and downstream
Two, an upstream and a downstream oxygen sensor.
There is 2 oxygen sensors on the 2002 Nissen altima