There are 3 , two in the header pipes right below the heads and one that is located downstream of the catalytic converter.
how many oxygen sensors are on a 1997 Mazda mpv lx
how many oxgen sensors on a 1995 millenia
it has 2
There are two.
4
There are two o2 sensors on this car.
There are total 4 O2 sensors. You can buy all 4 from Oxygen Geek and will cost about $260.
Two.
Two.
TwoTwo
Two, one in fron of the catalytic convertor and one behind it.
The number of oxygen sensors on a Mazda 3 can vary depending on the model year and engine type. Generally, most Mazda 3 models are equipped with two oxygen sensors: one upstream (pre-catalytic converter) and one downstream (post-catalytic converter). Some models with more complex engine configurations may have additional sensors. Always refer to the specific service manual for the precise configuration of a particular vehicle.