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Home >> Toyota >> 2019 >> Sequoia SR5, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Engine Control System (3UR-FBE) - Diagnostic Codes (3 Of 6)) >> SFI System >> DTC P0455: Evaporative Emission Control System Leak Detected (Gross Leak); DTC P0456: Evaporative Emission Control System Leak Detected (Very Small Leak) [08/2015 - 08/2018] >> Monitor Strategy

Monitor Strategy

WARNING: This page is about a different car, the 2018 Toyota Sequoia, 2017 Toyota Sequoia, and 2016 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
Required Sensors/Components Purge VSV and canister pump module
Frequency of Operation Once per driving cycle
Duration Within 20 minutes (varies with amount of fuel in tank): P0455 (Pattern 1) and P0456
Within 15 minutes (varies with amount of fuel in tank): P0455 (Pattern 2)
MIL Operation 2 driving cycles
Sequence of Operation None
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