
ABS/ESP SYSTEM
KYRON SM - 2005.09
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
68
4890
7. COMPONENTS DESCRIPTION
1) HECU (Hydraulic & Electronic Control Unit)
This section is provided only for the understanding of
HECU. Note that this component cannot be disas-
sembled for repair and maintenance. HECU consists of
motor pump, valve body, solenoid valve and ECU.
ECU connector has 47 pins and the number of valves in
valve body is 6 when equipped with only ABS and 12
when equipped with ESP system.
The motor is operated when ABS is
activated. The cam-shaped output
shaft of the motor (a) enables the
brake system to receive and supply
the brake fluid during the motor
operation.
The cam bushing (c) is installed be-
tween plungers (b) and it draws and
discharges the brake fluid.
When the cam pushes the left plunger
during motor operation, the system
pressure is generated in the left
cylinder. At this time, the right
plunger is expanded by spring force
and the expanded volume of the right
cylinder draws the brake fluid.
1. Motor pump
2. Valve body
<Pumping>
3. ECU (Including Solenoid Valves)
HECU controls the hydraulic valves by supplying or cut-
ting off the voltage to solenoid valves depending on the
wheel speed and other information from wheel speed
sensors. The ABS ECU has 6 solenoid valves. It has
three channels; 2 channels for front wheels and 1 chan-
nel for rear wheels Each channel has one inlet and one
outlet valve, therefore, there are six solenoid valves.
<ECU lower cover>
The electrical components are weak to moisture. To pro-
tect ECU, Gore Tex-based plate is used at ECU lower
cover. The vent hall (arrow) allows air to ventilate but
does not allow moisture to penetrate.
Main functions are
1) Overall control of ABS functions
2) Monitoring of ABS electric components
3) Diagnosis function support
Содержание KYRON 2006
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Страница 322: ...SUSPENSION KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 18 4510 MEMO ...
Страница 328: ...SUSPENSION KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 24 4510 Installation Drawing Front View Rear View ...
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Страница 476: ...AIR BAG SYSTEM KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 16 8810 5 ELECTRICAL WIRING DIAGRAM ...
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Страница 634: ...RKSTICS REKES STICS STICS KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 50 8710 Central Door Lock Circuit ...
Страница 638: ...RKSTICS REKES STICS STICS KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 54 8710 FRT Wiper Washer RR Washer ...
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Страница 738: ...SWITCHES ELECTRICDEVICES KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 44 8510 Sunroof Switch ...
Страница 774: ...SWITCHES ELECTRICDEVICES KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 80 8510 ...
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Страница 890: ...PARKING AID SYSTEM KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 12 8790 7 CIRCUIT DIAGRAM ...
Страница 906: ...ELECTRIC SYSTEM KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 16 8000 Designation and Capacity Driver Side ...
Страница 910: ...ELECTRIC SYSTEM KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 20 8000 9 ELECTRICAL WIRING DIAGRAMS ...
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Страница 1063: ...4 BODYREPAIR KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 5110 2 JACK UP POINTS IRS Lifting Point Dotted Circles ...
Страница 1071: ...12 BODYREPAIR KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 5110 Frame Dimensions 5 Link Suspension Frame Unit mm ...
Страница 1072: ...CHANGED BY EFFECTIVE DATE AFFECTED VIN BODYREPAIR KYRON SM 2005 09 13 5110 I N T E X T R E P A I R Unit mm ...
Страница 1073: ...14 BODYREPAIR KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 5110 Sectional Drawing Unit mm ...
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Страница 1075: ...16 BODYREPAIR KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 5110 IRS Suspension Frame Unit mm ...
Страница 1076: ...CHANGED BY EFFECTIVE DATE AFFECTED VIN BODYREPAIR KYRON SM 2005 09 17 5110 I N T E X T R E P A I R Unit mm ...
Страница 1077: ...18 BODYREPAIR KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 5110 Unit mm Sectional Drawing ...
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Страница 1081: ...22 BODYREPAIR KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 5110 Body Dimensions Side Structure Complete Unit mm ...
Страница 1082: ...CHANGED BY EFFECTIVE DATE AFFECTED VIN BODYREPAIR KYRON SM 2005 09 23 5110 I N T E X T R E P A I R Engine Compartment Unit mm ...
Страница 1083: ...24 BODYREPAIR KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 5110 Unit mm Front End ...
Страница 1085: ...26 BODYREPAIR KYRON SM 2005 09 CHANGED BY EFFECTIVE DATE AFFECTED VIN 5110 Tailgate Unit mm ...