Power Brake Unit Fluid Pressure
POWER BRAKE UNIT FLUID PRESSURE SPECIFICATIONS
Hydraulic Pressure Inspection
1. Start the engine and when the vacuum amount reaches
66.7 kPa {500 mmHg, 19.7 inHg}
, depress the
brake pedal.
2. At this time, apply the indicated pedal force and if the fluid pressure is within the specification, the unit is
normal.
Power Brake Unit Fluid Pressure
POWER BRAKE UNIT FLUID PRESSURE SPECIFICATIONS
POWER BRAKE UNIT REMOVAL/INSTALLATION
1. Remove the master cylinder. (See
MASTER CYLINDER REMOVAL/INSTALLATION
.)
2. Remove the clutch pipe. (MT)
Vacuum amount at o kPa {0 mmHg, 0 inHg}
Pedal force (N {kgf, lbf})
Fluid pressure (kPa {kgf/cm
2
, psi})
200 {20.4, 44.9}
620 {6.33, 90.0} or more
Vacuum amount at 66.7 kPa {500 mmHg, 19.7 inHg}
Pedal force (N {kgf, lbf})
Fluid pressure (kPa {kgf/cm
2
, psi})
200 {20.4, 44.9}
6,340 {64.65, 919.6} or more
2007 Mazda MX-5 Miata Sport
2007 BRAKES Conventional Brake System - MX-5 Miata
Microsoft
Thursday, July 09, 2009 3:18:52 PM
Page 23
© 2005 Mitchell Repair Information Company, LLC.