DTC P1420-00: Evaporative Emission Canister (Small Leak); DTC P1421-00: Evaporative Emission Canister (Gross Leak) [11/2021 - 03/2022]: Description

WARNING: This page is about a different car, the 2025 Lexus NX 350h, 2024 Lexus NX 350h, 2023 Lexus NX 350h, and 2022 Lexus NX 350h. However, it is still accessible from the selected car via links, so may be relevant.