there are two. both are on the exhaust pipe(s)
There is one on each side of the catalytic converter.
A 2000 Dodge Ram diesel does not have an oxygen sensor.
Unplug old sensor, unscrew with a 7/8 inch wrench. Reverse steps to install.
Top of the rear axle.
TwoTwo
If I knew I would not ask.
PO136 on a 2000 to 2003 Dodge Dakota (It may be true for other year Dakotas) means "Downstream oxygen sensor circuit problem (left cylinder bank)". This is the oxygen sensor that is located just past the catalytic converter on the driver's side and measures the oxygen level after the exhaust has passed through the catalytic converter. I
Idle speed on a 2000 Dodge Dakota is computer controlled and is not adjustable. If the speed is incorrect there is a mechanical or sensor malfunction.
Bank 1 is the driver side.
On V6 and V8 models the crakshaft position sensor is mounted on the passenger side of the transmission bellhousing.
The towing capacity of a 2000 Dodge Dakota V6 is about 7500 pounds. The Dodge Dakota was discontinued in 2011.
It is the sensor in the outlet of the catalytic converter.