ESC Operation Mode

ESC Non-operation-Normal braking.

ESC NON-OPERATION-NORMAL BRAKING MODE REFERENCE

	Inlet valve (EV)	Outlet valve (AV)	Pilot valve (USV)	High pressure switch valve (HSV)	Pump motor
Normal braking	Open	Close	Open	Close	OFF

Fig 1: ESC Operation Diagram - Non-Operation-Normal Braking

G04883927

Courtesy of KIA MOTORS AMERICA, INC.

ESC INCREASE MODE

ESC INCREASE MODE REFERENCE

	Inlet valve (EV)	Outlet valve (AV)	Pilot valve (USV)	High pressure switch valve (HSV)	Pump motor
Normal braking	Open	Close	Close (Partial)	Open	ON (Motor speed control)

Fig 2: ESC Operation Diagram - Increase Mode

G04883928

Courtesy of KIA MOTORS AMERICA, INC.

ESC HOLD MODE (FR is only controlled.)

ESC HOLD MODE (FR ONLY CONTROLLED) REFERENCE

	Inlet valve (EV)	Outlet valve (AV)	Pilot valve (USV)	High pressure switch valve (HSV)	Pump motor
Normal braking	Close	Close	Close (Partial)	Open	ON (Motor speed low control)

Fig 3: ESC Operation Diagram - Hold Mode (FR Only Controlled)

G04883929

Courtesy of KIA MOTORS AMERICA, INC.

ESC DECREASE MODE (FR is only controlled)

ESC DECREASE MODE (FR ONLY CONTROLLED) REFERENCE

	Inlet valve (EV)	Outlet valve (AV)	Pilot valve (USV)	High pressure switch valve (HSV)	Pump motor
Normal braking	Close	Open	Close (Partial)	Open	ON (Motor speed low control)

Fig 4: ESC Operation Diagram - ESC Decrease Mode (FR Only Controlled)

G04883930

Courtesy of KIA MOTORS AMERICA, INC.

Fig 5: Identifying Warning Lamp Locations

G04883931

Courtesy of KIA MOTORS AMERICA, INC.