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Home >> Toyota >> 2020 >> RAV4 LE, 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

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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]
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