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Home >> Hyundai >> 2019 >> Ioniq Plug-In Hybrid >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (PHEV) (2 Of 3) >> DTC P0401: Exhaust Gas Recirculation Flow Insufficient Detected >> Specification >> Signal Waveform & Data

Signal Waveform & Data

G12931207Courtesy of HYUNDAI MOTOR AMERICA

Fig.1) Normal waveform of EGR valve Motor & EGR valve Position Sensors at idle (engine "OFF")

G12931208Courtesy of HYUNDAI MOTOR AMERICA

Fig.2) Normal waveform of EGR valve Motor & EGR valve Position Sensors at idle (engine "ON")

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