Bank # 1 is the passenger side of the engine
Sensor # 1 is before the catalytic converter ( upstream )
Sensor # 2 is after the catalytic converter ( downstream )
where is the O2 sensor on a 2002 chevy trailblazer
The bank 1 sensor 1 oxygen sensor on a 2002 Honda Accord is located on the header. It is right next to the sensor circuit.
To replace the oxygen sensor disconnect the oxygen sensor electrical connector. Use an oxygen sensor socket to remove the sensor. spray the sensor with penetration oil if it is difficult to loosen. install in reverse.
There are several and they are all located on the exhaust system.
The 4.7L 2002 dodge durango has 4 O2 sensors. ref. Chilton's Dodge Durango/Dakota 2001-03 repair manual. page 6-19 (Oxygen sensor - general info and replacement) The upstream oxygen sensor is located before the catalytic converter. The downstream oxygen sensor is located is located after the catalytic converter.
It is on the back exhaust manifold.
Screwed into the exhaust pipe
On a 2002 Ford Explorer : The Mass Air Flow sensor is between the top section of the engine air filter housing and the engine air intake tube
All O2 sensors are located somewhere on your exhaust pipe.
Hi the IAT Sensor is on the air filter hose, it is build in the Flow Mass Sensor ,it is a plug with 6 wires.
There is one on each side of the catalytic converter.
where is the oxygen knock sensor located on a 3000 v6 Jaguar engine 2002 model and how can i change it?