Mazda RX-8 2004 - Page 248

DYNAMIC STABILITY CONTROL
04–15–7
04–15
Operation
During normal braking
• During normal braking, the solenoid valves are not energized and all of them are off. When the brake pedal is
depressed, brake fluid pressure is transmitted from the master cylinder, through the traction switch and inlet
solenoid valves, and then to the caliper piston.
Solenoid Valve Operation Table
Hydraulic Circuit Diagram
Traction switch solenoid
valve
Stability control solenoid
valve
Inlet solenoid valve Outlet solenoid valve
Pump
motor,
pump
LF—RR RF—LR LF—RR RF—LR LF RF LR RR LF RF LR RR
OFF (open) OFF (closed) OFF (open) OFF (closed) Stopped
P
RF
LR
RR
LF
DAMPER CHAMBER
PUMP
MOTOR
PUMP
RESERVE
INLET
SOLENOID
VALVE
TRACTION
SWITCH
SOLENOID
VALVE
STABILITY
CONTROL
SOLENOID
VALVE
OUTLET
SOLENOID
VALVE
OUTLET
SOLENOID
VALVE
OUTLET
SOLENOID
VALVE
OUTLET
SOLENOID
VALVE
INLET
SOLENOID
VALVE
INLET
SOLENOID
VALVE
INLET
SOLENOID
VALVE
RESERVE
TRACTION
SWITCH
SOLENOID
VALVE
STABILITY
CONTROL
SOLENOID
VALVE
PRESSURE
INCREASE
PRESSURE
INCREASE
PRESSURE
INCREASE
PRESSURE
INCREASE
MASTER CYLINDER
BRAKE FLUID
PRESSURE SENSOR
CHU0415S004