its located in the back of the motor.
The rear cylinders are 1-3-5 so that is bank 1. Front cylinders are 2-4-6 so that is bank 2. Follow the exhaust pipe from bank 2 and you will find the O2 sensor.
That code means that the oxygen sensor downstream of the catalytic converter on bank 2 is detecting that the converter is not working as efficiently as it should be. It could be a bad oxygen sensor, a bad catalytic converter or and exhaust leak.
bank 1 sensor 1 2002 on toyots sienna
before cat
Bank 2 Knock Sensor under intake manifold block, near the passenger side. Bank 1 is near driver side
Bank 1 oxygen sensor is the closest to the engine exhaust manifold. It is usually can seen and replaced if necessary with open hood.
replace oxygen sensor on the left bank(side towards front of car) it is located on the exhaust manifold staring you in face when hood is open Read more: Toyota Highlander Limited what does trouble code p1150 on - JustAnswer http://www.justanswer.com/toyota/490ow-toyota-highlander-limited-does-trouble-code-p1150.html#ixzz1T8tewlwW
On a V-6 Toyota Tacoma bank 2 is on the driver side.
Left and right oxygen sensor not working.Toyota camry 6 cyl,1999
its is located downstream on the backside exhaust manifold
Oxygen O2 Sensor Circuit Low Voltage (Bank 1, Sensor 2)
I have toyta camry 1998 so I woud like knol werhere is the o2 sensor bank senor 1?