why you didn't include P0136 2000 TOYOTA COROLLA ?

Question

My car is 2000 Toyota Corolla, code is P0136, but I didn't find related answer

Answer 1

P0136 02 sensor circuit malfunction Bank 1 Sensor 2

 Oxygen sensor live and work in a harsh enviroment, Being sensor 2 this make it a catalytic monitor sensor or the downstream sensor. Sensor 2 monitor the catalytic , and the ECM monitors the sensor. This mean it time for the 02 sensor to have a replacement