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Home >> Lexus >> 2023 >> NX 250 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 126 (Engine Control System - Diagnostic Codes (P0300-P0460)) >> SFI System >> DTC P0455-00: Evaporative Emission System Leak Detected (Large Leak); DTC P0456-00: Evaporative Emission System Leak Detected (Very Small Leak) [11/2021 - ] >> Monitor Strategy

Monitor Strategy

WARNING: This page is about a different car, the 2025 Lexus NX 350, 2024 Lexus NX 350, 2023 Lexus NX 350, and 2022 Lexus NX 350. However, it is still accessible from the selected car via links, so may be relevant.
Required Sensors/Components (Main) Purge VSV
Canister pump module
Required Sensors/Components (Related) -
Frequency of Operation Once per driving cycle
Duration Within 20 minutes (varies with amount of fuel in tank)
MIL Operation 2 driving cycles
Sequence of Operation None