SsangYong Actyon Sports II. Manual - part 146

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.

09-33

4850-01

5. CIRCUIT DIAGRAM OF STOP LAMP

10-3

4892-01

1. SPECIFICATION

Unit

Description

Specification

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 
sensor

Supplying 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 wheel

RR wheel

RL wheel

FR wheel

Master cylinder