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Home >> Kia >> 2017 >> Cadenza Technology >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Hybrid Control System) >> Description And Operation >> Description >> [HCU Main Functionality]
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[HCU Main Functionality]

WARNING: This page is about a different car, the 2017 Kia Niro. However, it is still accessible from the selected car via links, so may be relevant.
Item Functionality
Demand Torque Determination
  • Driver Creep Demand Torque Calculation
  • Driver Acceleration/Deceleration Torque Calculation
  • Driver Total Demand Torque Calculation
Regeneration Brake Control
  • Regeneration Brake Demand Torque Control
  • Regeneration Brake Estimated Torque Calculation
EV/HEV Mode Determination
  • Engine Crank Condition Determination
  • Engine Target Operating Status Determination
Battery SOC Balancing
  • Electric Power Limitation
  • Charge/Discharge Power Determination
  • Auxiliary System Power Limitation and Compensation
Engine Operating Point Determination
  • Engine Target Speed Determination in Idle Load
  • Engine Target Torque Determination in Part Load
  • Engine Target Torque Determination in Full Load
  • Engine Target Torque Determination in Engine Stop or Passive Run
Idle/Racing Charge Control
  • Idle Charge Control
  • Racing Charge Control
Engine Start/Stop Control
  • Crank Method Selection
  • Speed Control for Cranking Engine
  • Fuel Injection Control
  • Engine Stop Control
  • Engine Firing Complete Determination
Engine Clutch Engage/Slip/Release Control
  • Synch Engage Control
  • Launch Engage Control
  • Engine Brake Engage Control
  • Engage in Shift
  • Release Control
Torque Coordination Control
  • Engine Torque Determination in Transient State
  • Motor Torque Determination in Transient State
  • Generator Torque Determination in Transient State
Torque Invention Control
  • Torque Increase/Decrease Determination
Anti-Shock Control
  • Parabolic Torque Restriction
  • Shift Assist Control
  • Engine Clutch Slip Control
  • Anti-jerk Control
System Limit Control
  • Battery Charge/Discharge Limit Control
  • Engine, Hybrid Drive Motor, HSG Torque Limit Control
Torque Monitoring
  • Hybrid powertrain torque monitoring
Fail-Safe
  • Hybrid control system fail-safe control
Auxiliary System Control
  • Electric Oil Pump Control
  • Variable Voltage Control of Low Voltage DC/DC
  • A/C & Heater Control
  • Brake Boost Control
  • Cluster Display