i need to know what is the coil number one and oxygen sensor two on bank one and if i have to replaced the spark plug on this coil after replaced this as well

i need to know what is the coil number one and oxygen sensor two on bank one and if i have to replaced the spark plug on this coil after replaced this as well
not sure i quite understand you but bank one is on the passenger side. coil #1 is the coil closest to the radiator on bank 1.oxygen sensor 2 is the one down stream after the cat on that same bank.