LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2020 >> RAV4 XLE, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 34 (Engine Control System (A25A-FXS) - Diagnostic Codes (10 Of 11)) >> SFI System >> DTC P1420-00: Evaporative Emission Canister (Small Leak); DTC P1421-00: Evaporative Emission Canister (Gross Leak) [08/2020 - 12/2021] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2025 Toyota RAV4, 2024 Toyota RAV4, 2023 Toyota RAV4, 2022 Toyota RAV4, and 2021 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
P1420: EVAP SMALL LEAK

EVAP pressure when vacuum introduction for canister was complete Between conditions 1 and 2
Condition 1 Higher than second reference pressure
Condition 2 Lower than [second reference pressure x 0.2]
P1421: EVAP GROSS LEAK

EVAP pressure when vacuum introduction for canister was complete Higher than [second reference pressure x 0.2]
scientia non olet · About LEMON Manuals