There are two up stream sensors, one on either side of the motor. easy to reach from the ground, Go to a auto parts store and they can show you where they are. Good Luck!
the o2 sensor is located on the exaust manifold
in the exhaust pipes behind & in front of converters
there are 2 and they are both under the vehichle on the exaust manifold
Exhaust manifold.
it is located right below the exaust manifold flanges above the catalitic converter
Oxygen sensor is located at the exhuast Manifold.
look right before the converter unless your pipes has been changed
there are 2, upstream which is under the exaust manifold flanges and the downstream which is in the exaust pipe
The front oxygen sensor is located on the exhaust manifold of the BMW 318ti. The rear oxygen sensor is located in the head pipe.
motorcraft . com just shows ( 1 ) oxygen sensor for all available engines in a 1991 Ford Ranger
The upstream heated oxygen sensor is located ahead of the catalytic converter The downstream heated oxygen sensor is located behind the converter
Where is the crank sensor located on a 94 ranger 4.0 motor