P0135 Toyota Avalon- where is Heated Oxygen Sensor Bank 1 Sensor 1 circuit fuse located?

Question

I keep getting P0135 error code on a 2003 Toyota Avalon. I have changed the front O2 sensor already. Where do I find the fuse for the associated heater circuit?

Answer 1

HI there,

There are 2 fuses in the fuse box under the hood that provide power. One is labeled AF and the other is labeled

EFI#1 these are the source of power