2013 SSANGYONG NEW ACTYON SPORTS Service Manual

09-28
Front Brake AssemblyFront Wheel Speed Sensor (4WD)
HECU
2. SYSTEM LAYOUT
Master Cylinder and Booster
Brake Pedal

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Rear Wheel Speed Sensor (4WD)
Rear Brake Assembly
ABS/EBD Indicators
Parking Brake Lever
Parking Brake

09-30
3. PARKING BRAKE
Front Disc Brake ▶
Brake caliper
Brake hubBrake disc Air breather
Drive shaft
Lower arm ball jointBrake pad
Upper arm connection
2-way piston
Brake caliper
Tie rod end connection
Knuckle
Backing plate
Lower arm connection

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Rear Disc Brake ▶
Brake caliper
Rear shock absorberBrake disc Air breather
Brake hub Brake pad
Brake hose
one-way pistonBrake caliper
Air breather
Backing plate

09-32
4. HYDRAULIC CIRCUIT
Brake booster
Brake fluid reservoir and master cylinder
Front disc brake and caliper 1.
2.
3.HECU (Hydraulic & Electric Control Unit)
Rear disc brake and caliper 4.
5.

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5. CIRCUIT DIAGRAM OF STOP LAMP

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1. SPECIFICATION
Unit DescriptionSpecification
Remark
ABS ESP
HECU Clock frequency 32MHz 50MHz
Memory 128KB 256KB
S-sensor Operating voltage 4.75~5.25V
None (functions in
sensor cluster)Installed in IP
panel behind
audio (only for
4WD) Operating temperature-30 ~ 85℃
Operating range -1.5 ~ 1.5g
Output voltage 0.5 ~ 4.5V
Wheel speed
sensorSupplying voltage 4.5 ~ 16V←
Output current (approx. 2.7
km/h of vehicle speed)7mA(Lo) ~ 14mA
+20%←
Operating temperature-40 ~ 150℃ ←
Operating frequency 1~2500Hz←

10-4
2. OPERATING FREQUENCY
1) Hydraulic and Electronic Control Unit (HECU)
Hydraulic and Electronic Control Unit (HECU) 1.
FL wheelRR wheelRL wheel
FR wheel
Master cylinder