ABS Control

Normal Braking without ABS

NORMAL BRAKING WITHOUT ABS OPERATION REFERENCE CHART

	Inlet valve (EV)	Outlet valve (AV)	Pump motor
Operation	Open	Close	OFF

Fig 1: ABS Control - Circuit Diagram (Normal Braking Without ABS)

Courtesy of HYUNDAI MOTOR CO.

NOTE: EV : Inlet Valve
AV : Outlet Valve
LR : Rear left wheel
RF : Front right wheel
LF : Front left wheel
RR : Rear right wheel
PE : Pump motor

Decrease Mode

DECREASE MODE OPERATION REFERENCE CHART

	Inlet valve (EV)	Outlet valve (AV)	Pump motor
Operation	Close	Open	ON (Motor speed control)

Fig 2: ABS Control - Circuit Diagram (Decrease Mode)

Courtesy of HYUNDAI MOTOR CO.

NOTE: EV : Inlet Valve
AV : Outlet Valve
LR : Rear left wheel
RF : Front right wheel
LF : Front left wheel
RR : Rear right wheel
PE : Pump motor

Hold Mode

HOLD MODE OPERATION REFERENCE CHART

	Inlet valve (EV)	Outlet valve (AV)	Pump motor
Operation	Close	Close	OFF

Fig 3: ABS Control - Circuit Diagram (Hold Mode)

Courtesy of HYUNDAI MOTOR CO.

NOTE: EV : Inlet Valve
AV : Outlet Valve
LR : Rear left wheel
RF : Front right wheel
LF : Front left wheel
RR : Rear right wheel
PE : Pump motor

Increase Mode

INCREASE MODE OPERATION REFERENCE CHART

	Inlet valve (EV)	Outlet valve (AV)	Pump motor
Operation	Open	Close	ON (Motor speed control)

Fig 4: ABS Control - Circuit Diagram (Increase Mode)

Courtesy of HYUNDAI MOTOR CO.

NOTE: EV : Inlet Valve
AV : Outlet Valve
LR : Rear left wheel
RF : Front right wheel
LF : Front left wheel
RR : Rear right wheel
PE : Pump motor