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Home >> Hyundai >> 2021 >> Ioniq Plug-In Hybrid Limited >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (PHEV) (3 Of 3) >> DTC U05A0: Invalid Data Received From Evaporative Emission System Leak Detection Control Module >> General Description

DTC U05A0: Invalid Data Received From Evaporative Emission System Leak Detection Control Module: General Description

The Evaporative system monitoring is made by using Natural Vacuum Leak Detection (NVLD).

The leak detection is made by using two components.

The "NVLD Sensor module" which incorporates the NVLD pressure switch and temperature sensor.

And the canister purge valve which is used as actuator to create vacuum in the tank when the engine is running.