Hyundai Ioniq (AE): Hybrid Control System / Hybrid Control System
- Description and operation
- Specifications
- Components and components location
- HPCU (Hybrid Power Control Unit). Description and operation
- HPCU (Hybrid Power Control Unit). Components and components location
- HPCU (Hybrid Power Control Unit). Repair procedures
- HCU (Hybrid Control Unit). Schematic diagrams
- HCU (Hybrid Control Unit). Repair procedures
- Brake Switch. Description and operation
- Brake Switch. Specifications
- Brake Switch. Schematic diagrams
- Brake Switch. Repair procedures
- DC Fuse. Specifications
- DC Fuse. Components and components location
- DC Fuse. Schematic diagrams
- DC Fuse. Repair procedures
Basic TroubleshootingBasic Inspection ProcedureMeasuring Condition of Electronic Parts' ResistanceThe measured resistance at high temperature after vehicle running may be high or low.
DescriptionThe HCU (Hybrid Control Unit) controls whole hybrid systems and is connected with each control modules (ECM, TCM, MCU, BMS ECU etc.) by CAN interface.
Other information:
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Repair procedures
Self Diagnosis1.Self-diagnosis process. • When operating the self-diagnostics, the below fault (self-diagnostics code) will blink at 0.5 seconds interval on the temperature display settings (driver's side only) and the remaining symbols are OFF .
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Schematic diagrams
System Block DiagramComponent Parts and Function Outline Component part Function Vehicle-speed sensor, ESP/ABS Control ModuleConverts vehicle speed to pulse.VCUReceives signals from sensor and control switches.
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