heater sensor circuit Chevy astro 2000
The upstream heated oxygen sensor is located ahead of the catalytic converter The downstream heated oxygen sensor is located behind the converter
The upstream heated oxygen sensor is located ahead of the catalytic converter The downstream heated oxygen sensor is located behind the converter
front of the engine under the crankshaft pulley
Sensor one is in the exhaust manifold on the back of the engine. Sensor two is in the side of the catalytic converter.
go to autozone they will check it free
no MAP sensor, just mass air flow sensor
It is located on the muffler by the moter and looks like a sparkplug with wire attached at the end. To be specific, my 2000 Durango has 1 upstream oxygen sensor and 1 downstream oxygen sensor. Both are located on the exhaust pipe. The upstream is between the engine and catalytic converter. The downstream is located between the catalytic converter and muffler. - Mick
A/F sensor are located in each exhaust manifold, O2 sensor After catalytic converter on exhaust pipe
It is the sensor in the outlet of the catalytic converter.
the coolant sensor is in the radiator on the passanger side the oxygen sensor is in the exhaust system on the manifold and the pipes and sometimes both
One is located on the downpipe and the other is located before the cat (On the infamous u-bend).