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Ioniq Hybrid SEL
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Repair and Diagnosis
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Hybrid/Electric Powertrain
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Testing and Diagnosis
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HCU/Low Dc-Dc Converter Diagnosis (HEV)
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DTC P1679: Immobilizer EMS Data Fail (Data Frame, CS, Message Error)
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Component Location
Component Location
Courtesy of HYUNDAI MOTOR AMERICA
NOTE:
HPCU (Hybrid Power Control Unit)
HCU (Hybrid Control Unit)
MCU (Motor Control Unit)
GCU (Generator Control Unit)
LDC (Low DC/DC Converter)
Courtesy of HYUNDAI MOTOR AMERICA