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Home >> Mazda >> 2017 >> CX-5 Grand Select, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 115 (Conventional Brake System) >> Power Brake Unit Inspection >> Using SST >> Lack of hydraulic pressure inspection

Lack of hydraulic pressure inspection

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  1. If the brake pedal force and fluid pressure correlation is within the specification with the engine stopped and a vacuum amount of 0 kPa {0 mmHg, 0 inHg}, the system is normal.
    MASTER CYLINDER FLUID PRESSURE SPECIFICATION

    Vacuum amount at 0 kPa {0 mmHg, 0 inHg}
    Brake pedal force Fluid pressure
    200 N {20.4 kgf, 45.0 lbt} 640 kPa {6.53 kgf/cm 2 , 92.8 psi} or more