ESP Operation Mode: Notes

ESP Hydraulic System Diagram 

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
   Under-Steering (Only inside of rear wheel)	IN (NO)	OFF	OPEN	ON	ON
   	OUT (NC)	OFF	CLOSE
   Over-Steering (Only outside of front wheel)	IN (NO)	OFF	OPEN
   	OUT (NC)	OFF	CLOSE

   Fig 2: ABS Warning Lamp Module

   Courtesy of KIA MOTORS AMERICA, INC.