Monitor Result
WARNING: This page is about a different car, the 2022 Toyota Corolla, 2021 Toyota Corolla, 2020 Toyota Corolla, and 2019 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
Refer to detailed information in Checking Monitor Status.
Refer to CHECKING MONITOR STATUS [01/2019 - 11/2022]
P0420: CATALYST EFFICIENCY / O2 STORAGE B1
| Monitor ID | Test ID | Scaling | Unit | Description |
|---|---|---|---|---|
| $21 | $AF | Multiply by 0.001 | No dimension | Oxygen storage capacity of catalyst bank 1 (Normalized) |