Mazda RX-8 2004 - Abs Hu Part Construction;Operation; Abs Hu Part Function; Abs Hu;CM Construction

ANTILOCK BRAKE SYSTEM
04–13–3
04–13
ABS HU/CM CONSTRUCTION
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• A high reliability, reduced size and weight ABS
HU/CM, integrating both the ABS HU and ABS
CM, has been adopted.
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ABS HU PART FUNCTION
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• The ABS HU adjusts the fluid pressure to the caliper pistons by controlling (on/off) each solenoid valve and
pump motor according to signals from the ABS CM.
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ABS HU PART CONSTRUCTION/OPERATION
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Structure
• The ABS HU mainly consists of the inlet/outlet solenoid valves, pump motor (pump) and reserve.
Hydraulic Circuit Diagram
BHJ0413N002
R R
L R
L F
R F
MASTER CYLINDER
INLET
SOLENOID
VALVE
CALIPER
PISTON
OUTLET
SOLENOID
VALVE
RESERVE
PUMP
PUMP
MOTOR
CALIPER
PISTON
INLET
SOLENOID
VALVE
CALIPER
PISTON
OUTLET
SOLENOID
VALVE
OUTLET
SOLENOID
VALVE
INLET
SOLENOID
VALVE
OUTLET
SOLENOID
VALVE
CALIPER
PISTON
INLET
SOLENOID
VALVE
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