DTC P0133 Or DTC P0153: Heated Oxygen Sensor No. 1 Circuit Slow Response: Notes
WARNING: This page is about a different car, the 2002 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Bank No. 1 refers to bank which includes cylinder No. 1. Bank No. 2 refers to bank without cylinder No. 1. Heated oxygen sensor No. 1 refers to sensor closest to engine block. DTC P0133 is for bank No. 1, sensor No. 1. DTC P0153 is for bank No. 2, sensor No. 1.