The 2002 Pathfinder oxygen sensors are critical part of the engine management system. You can find the oxygen sensors in the exhaust system.
And they are expensive to replace... (i replaced one @ $400)
4 oxygen sensors (2 front and 2 rear)
oxygen sensors are part of the exhaust system
the part no. are 64,2387,79856
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.
The 5.2L has two oxygen sensors.
The oxygen sensors are screwed into the exhaust system behind the engine on a 2002 Chrysler Town and Country.
The 2002 Toyota Camry XLE has four oxygen sensors. There are two sensors on the exhaust manifold ,and one before and one after the catalytic converter.
There is 2 oxygen sensors on the 2002 Nissen altima
there are 4 o2 sensors
2
Refer to the user and service manual to see where the Oxygen sensors are on the 2002 GMC Yukon 4.8.