There are two, one on each side of the catalytic converter.
There are two screwed into the exhaust on the rear of the engine.
One
two
they have 2 o2 sensors on the muffler ELIA
The 2000 Plymouth Voyager had three engine options for that year, the 2.4L, 3.0L, 3.3L engines. If your vehicle was equipped with the Flex Fuel system or (TLEV) Transitional Low Emission Vehicle, it wouldn't make a difference. The Plymouth Voyager was only equipped with two oxygen sensors, one usually located up at the engine and one usually located down on the exhaust after the catalytic converter.
should be right above the catalytic converter, on the exhaust manifold
Back of engine. One is in exhaust manifold, the other is screwed on behind hte catalytic converter.
It is in the exhaust manifold on the back of the engine.
There are two, one on each side of the catalytic converter in the exhaust pipe.
two
in the exhaust manifold right before the flex pipe. in the 3.0 it is located behind the engine.
Oxygen Sensors are usually in the exaust pipes!