I know there are at least (2) of them: BEFORE Catalyst AFTER Catalyst *Sold with or without connectors There are several brands Bosch - Denso - Replacement - SNG - Walker Products Improve Your Cars Engine Response, Gas Mileage And Lower Its Emissions When You Replace Its Tired Old Oxygen Sensor Will this really improve gas mileage? How do you know if the old one is bad, if the check engine light is not showing a problem? They recommend them at tuneups, but is this just a way to make more money?
v-6 or 4cyl? either way they are bolted to the exhaust manifold
The oxygen sensors are screwed into the exhaust system. They are not under the lower intake.
Two.
need engine size. 2 or 4.
There are two, one on each side of the catalytic converter.
i'm answering my own question. my haynes book said 3 which confused me. there are only 2. 1 is right past the cat. and the other is behind the intake manifold and is a pain to reach.
There are two, one in each exhaust manifold.
There is one in each exhaust manifold.
It has one oxygen sensor located on the rear exhaust manifold.
Rear of engine, screwed into exhaust manifold.
It is screwed into the exhaust manifold on the back of the engine.
It screws into the top of the rear exhaust manifold.