Pressure Increase Mode

259ESI10

TRAC Activated

Item

TRAC not

Mode

Activated

Increase Mode

Holding Mode

Reduction Mode

(1), (2)

Master Cylinder Cut Solenoid Valve

OFF/

ON*

A

A

Port: (A), (B)

Open

(3), (B)

Pressure Holding Solenoid Valve

OFF/

A

ON/

A

Front Brake

Port: (C), (F)

Open

Close

(7), (10)

Pressure Reduction Solenoid Valve

OFF/

A

A

ON/

Port: (G), (J)

Close

Open

Wheel Cylinder Pressure

Increase

Holding

Reduce

(4), (5)

Pressure Holding Solenoid Valve

OFF/

ON/

A

A

Rear Brake

Port: (D), (E)

Open

Close

(8), (9)

Pressure Reduction Solenoid Valve

OFF/

A

A

A

Port: (H), (I)

Close

Wheel Cylinder Pressure

*: The solenoid valve controls the hydraulic pressure between "open" and "close" according to the operating condition by adjusting continually.

^ Pressure Increase Mode (TMMK Made Models) ^

Master Cylinder

Master Cylinder

TRAC not Activated

TRAC Activated

Item

Increase Mode

Hold Mode

Reduction Mode

(1), (4)

Master Cylinder Cut Solenoid Valve

OFF/

ON/

A

A

Port: (A), (D)

Open

Close

(2), (3)

Reservoir Cut Solenoid Valve

OFF/

ON/

A

A

Port: (B), (C)

Close

Open

(5), (B)

Pressure Holding Valve

OFF/

A

ON/

A

Front Brake

Port: (E), (H)

Open

Close

(9), (12)

Pressure Reduction Valve

OFF/

A

A

ON/

Port: (I), (L)

Close

Open

Wheel Cylinder Pressure

Increase

Hold

Reduction

(6), (7)

Pressure Holding Valve

OFF/

ON/

A

A

Rear Brake

Port: (F), (G)

Open

Close

(10), (11)

Pressure Reduction Valve

OFF/

A

A

A

Port: (J), (K)

Close

Wheel Cylinder Pressure

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