What will happen if it is not replaced soon?

Question

What will happen if I continue to drive without fixing this?

Answer 1

P1133 H02S slow response Bank 1 Sensor 1

What the H02S upstream does is manage the fuel control of the vehicle, with the code that is set you can expect to use more than required fuel. Because this is a B type of code there is little chance of catalytic convertor damage. just consumption of more fuel