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Home >> Infiniti >> 2017 >> Q60 Base, AWD >> Repair and Diagnosis (Single Page) >> Brakes >> Brakes Control Systems >> Brake Control System (With VDC) (Introduction, Wiring Diagrams And Basic Inspection) >> System Description >> System >> System Description >> Valve Operation (Other Than Abs And EBD) >> Component Parts And Function
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Component Parts And Function

Component Function
Reservoir Temporarily reserves the brake fluid drained from brake caliper, so that pressure efficiently decreases when decreasing pressure of brake caliper.
Pump Returns the brake fluid reserved in reservoir to master cylinder by reducing pressure.
Motor Drives the pump according to signals from Control Unit.
ABS IN Valve Switches the fluid pressure line to increase or hold according to signals from Control Unit.
ABS OUT Valve Switches the fluid pressure line to increase, hold or decrease according to signals from Control Unit.
Return Check Valve Returns the brake fluid from brake caliper to master cylinder by bypassing orifice of each valve when brake is released.
Cut Valve 1
Cut Valve 2		 Performs the duty control of fluid pressure increased by pump according to signals from Control Unit.
Pressure Sensor Detects the brake pedal operation amount.
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