CHASSIS - BRAKE
256CH112
Brake Pedal
Stroke Simulator
Accumulator
(11)
Pump
Accumulator
Pressure Sensor
Port (K)
Port (A)
(1)
(2)
Port (E)
Master
Cylinder
Pressure
Sensor
Port (B)
Port (F)
(6)
Port (J)
(10)
(5)
Port (I)
(9)
Port (D)
(4)
Port (H)
(8)
Port (C)
(3)
Port (G)
(7)
Front Left
Wheel
Cylinder
Pressure
Sensor
Rear Left
Wheel
Cylinder
Pressure
Sensor
Rear Right
Front Right
CH-61
Item
Normal Braking
Increase Mode
Brake Assist
Activated
(1) (2)
Master Cylinder Cut Solenoid Valve
ON (Close)
ON (Close)
(1), (2)
Port: (A), (B)
ON (Close)
ON (Close)
(3), (4),
Pressure Appliance Solenoid Valve
ON (Half Open*)
ON (Half Open*)
(3), (4),
(5), (6)
Port: (C), (D), (E), (F)
ON (Half-Open*)
ON (Half-Open*)
(7) (9)
Pressure Reduction Solenoid Valve
OFF (Close)
OFF (Close)
(7), (9)
Port: (G), (I)
OFF (Close)
OFF (Close)
(8) (10)
Pressure Reduction Solenoid Valve
ON (Close)
ON (Close)
(8), (10)
Port: (H), (J)
ON (Close)
ON (Close)
(11)
Stroke Simulator Cut Solenoid Valve
ON (Open)
ON (Open)
(11)
Port: (K)
ON (Open)
ON (Open)
*: The solenoid valve constantly regulates the amount of opening of the port in accordance with the use
conditions in order to control the fluid pressure.
