2005 Nissan Pathfinder 4.0 Code P0141

Question

I have 05 Nissan Pathfider with emission code : PO141 O2 Heater Circuit Bank 1 Sensor 2. Where is this O2 sensor locate, upstream/downstream right/left side ? Thank you

Answer 1

Bank 1 = Passenger side

Sensor = Rear (downstream)

Images with the O2 sensor location here: http://nissanhelp.com/diy/pathfinder/projects/nissan_pathfinder_o2_air_fuel_sensor_location.php