The bank 1 oxygen sensor on a 2003 Ford Taurus is located on the motor. It is on the top, back part near the firewall.
This p-code is pointing to Oxygen Sensor Bank 2 Sensor 2
pass. side rear
Bank one is the driver side on a 3.7L. There will be an upstream ( sensor 1 ) and a downstream ( sensor 2 ).
bank 1 is on the pass side bank is on driver side
Upstream, driver side.
driver side first o2 sensor
bank 2 sensor 2 location
Bank 1 would be the passenger (right) side of engine. Bank 1 Sensor 2 would be the O2 sensor after the catalytic converter on the passenger side.
Bank 2 is the drivers side of the engine , sensor 2 is in the exhaust pipe after the catalytic converter ( downstream )
Bank one, sensor one on a 2003 Chrysler Town and Country is in the exhaust immediately behind the engine. Sensor two is farther down in the side of the catalytic converter.
Bank 1 is the passenger side of the engine in a Mercury Mountaineer ( V6 + V8 ) Sensor 2 is after the catalytic converter ( downstream )