Driver's side, post cat convertor.
location right bank knock sensor 2003 5.3 z71
bank 1 is on the pass side bank is on driver side
Upstream, driver side.
bank 2 sensor 2 location
where is the oxygen sensor location on a 1998 explorer bank 2 sensor
its where the #1 cylinder is that's bank one
Bank 1 sensor 1 is near the manifold on the right side of the vehicle (passenger side) sensor 1's are before the catalyc converter.
there are 4. here is one of them Bank 2 sensor 1 http://inlinethumb15.webshots.com/4942/2695479270043892667S600x600Q85.jpg
Bank 2 is the driver side of the engine on your Ford and sensor 1 is close to the engine in the exhaust before the exhaust enters the catalytic converter ( upstream )
It is the one on the passenger side behind the catalytic converter
Pasenger side post converter
The Exhaust Manifold Oxygen Sensor needs to be replaced.