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ESP Operation Mode: Notes

ESP Hydraulic System Diagram 

Fig 1: ESP Hydraulic System Diagram
G11644734Courtesy of HYUNDAI MOTOR AMERICA
  1. ESP Non-operation: Normal braking.
    Solenoid valve Continuity Valve Motor Pump TC Valve
    IN (NO) OFF OPEN OFF OFF
    OUT (NC) OFF CLOSE
  2. ESP operation
    Solenoid Valve Continuity Valve Motor Pump TC Valve
    Understeering (Only inside of rear wheel) IN (NO) OFF OPEN ON ON
    OUT (NC) OFF CLOSE
    Oversteering (Only outside of front wheel) IN (NO) OFF OPEN
    OUT (NC) OFF CLOSE
Fig 2: Vehicle Instrument Panel
G11644735Courtesy of HYUNDAI MOTOR AMERICA