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Home >> Toyota >> 2019 >> Sienna Limited, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Engine Control System [2GR-FE] - Diagnostic Codes (2 Of 3)) >> SFI System >> DTC P0455: Evaporative Emission Control System Leak Detected (Gross Leak); DTC P0456: Evaporative Emission Control System Leak Detected (Very Small Leak) [12/2015 - 08/2016] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2016 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.
P0455: EVAP GROSS LEAK

EVAP pressure when vacuum introduction complete Higher than [reference pressure x 0.2]
P0456: EVAP SMALL LEAK

EVAP pressure when vacuum introduction complete Between reference pressure and [reference pressure x 0.2]
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