There is one before and one after the catalytic converter.
The O2 heated sensor on a 2005 Chevrolet Aveo is located in the exhaust manifold. It measures the amount of oxygen left in the exhaust gases as they leave the vehicle.
There are several O2 sensors on that vehicle and they are all threaded into the exhaust system at various points.
There is no fuse for the O2 sensor.
2004 vw beetle up stream o2 sensor location
where is the O2 sensor on a 2002 chevy trailblazer
where is the o2 sensor located on a 1992 Chevy s-10 4.3 ?
that depends which wiring do you have the 01 or the 04 if 01 then get the 01 if not get the other
o2 sensor
Ain't no fixing an O2 sensor. If there is a problem with it, replace it with a new one.
The 2002 Chevy Cavalier 02 sensor can be found attached to the air cleaner housing. The O2 sensor will be on the back side of the air cleaner housing.
to change o2 sensor ,you need to buy a o2 sensor socket from a parts store then disconnect neg terminal on battery ,after that disconnect wire connecter on o2 sensor and remome o2 sensor