ABS: 4E-2
ABS Control Unit Description
B817H24501002
ABS control unit (1) calculates signals input from each one of front and rear wheel speed sensors, monitors the
slipping conditions of the wheels and, at the same time, sends control signal to Hydraulic Unit (HU) (2).
This ABS control unit/HU can not be disassembled.
1
2
I717H2450003-01
ABS contorl unit/HU
ABS contorl unit
Main
CPU
ABS indicator
light
Motor
M
Front IN/V
Rear OUT/V
Rear IN/V
Front OUT/V
Ignition
Battery
Front wheel
speed sensor
Rear wheel
speed sensor
Brake light switch
Mode selection switch
Input interface
Wheel
speed
sensor
circuit
SW input
circuit
SDS
Communication
circuit
Power
unit
Output interface
Indicator
light circuit
Solenoid
valve
circuit
Motor
circuit
Reciprocal
checking
Watch IC
OUT/V: Outlet solenoid valve
IN/V: Inlet solenoid valve
I718H1450008-01
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