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Hyundai Equus: Specifications - General Information - Brake System - Hyundai Equus VI 2009-2020 Service ManualHyundai Equus: Specifications

Specifications
Item
Specification
Master cylinder
Type
Tandem
Cylinder I.D.
25.4mm (1.00in)
Piston stroke
35±1mm (1.38in)
Fluid level switch
Provided
Brake booster
Type
8" + 9" Tandem
Boosting ratio
9 : 1
Front Disc brake
Type
Ventilated disc
Disc O.D.
345mm(13.58in), 360mm
Disc thickness
30mm (1.18in)
Caliper piston
4 piston
Cylinder I.D.
(O 45mm+ O 45mm (O1.69in + 1.89in)) x 2
Rear brake
Type
Ventilated disc
Disc O.D.
314mm (12.36in)
Disc thickness
20mm (0.79in)
Caliper piston
Single
Cylinder I.D.
O 45mm (1.77in)
Parking brake
Type
DIH (Drum in hat)
Drum I.D.
O 190mm (7.48in)

   
O.D. : Outer Diameter
I.D : Inner Diameter
VDC Specification
Part
Item
Standard value
Remark
HECU
System
MGH-60
MGH-60 Primium
Total control ABS, TCS, EBD, VDC
4  Channel 4 Sensor (Solenoid)
x
Type
Motor, valve relay intergrated type
CAN communication to ECU, TCU
Operating Voltage
10V ~ 17V
x
Operating Temperature
-40∞C ~ 110∞C
x
Motor power
270W
340W
x
Pump orifice
O 0.5mm
x
LPA
LPA : 3cc, D/C : 6cc
LPA : Low pressure accumulator 
Pressure valve (NO)
Front: O 0.9mm
Front: O 0.75mm
x
Rear: O 0.45mm
Rear: O 0.45mm
x
Output valve (NC)
Front: O 0.71mm
Front: O 0.63mm
x
Rear: O 0.45mm
Rear: O 0.40mm
x
Traction valve (TC)
120 ~ 180bar
150 ~ 180bar
x
Warning lamp
Operating Voltage
12V
x
Max
Max. 100mA
x
Active Wheel Speed sensor
Supply Voltage
DC 4.5 ~ 20V
x
Output current (Low)
5.9 ~ 8.4mA
x
Output current (High)
11.8 ~ 16.8mA
x
Corrunt range
Front : 1 ~ 2000Hz
x
Rear : 1 ~ 2500Hz
x
Tone wheel
Front : 46
x
Rear : 47
x
Air gap
0.4 ~ 1.5mm
x
Steering Wheel Angle Sensor
Operating Voltage
8V ~ 16V
x
Current consumption
150mA min.
x
Output measurement range
-780 ~ +799.9∞
x
Operating Angular velocity
0 ~ 1016∞/sec
x
Yaw rate& Lateral & G sensor
Operating Voltage
10V ~ 16V
x
Current consumption
250mA min.
x
Yaw rate sensor measurement range
-75 ~ 75∞/sec
x
Lateral G sensor measurement range
-1.5 ~ 1.5G
x

Service Standard
Items
Standard vale
Brake pedal height
210.4mm (8.28in)
Brake pedal stroke
132mm (5.20in)
Stop lamp clearance
1.0 ~ 2.0mm
(0.04 ~ 0.06in)
Brake pedal free play
3 ~ 8mm
(0.12 ~ 0.31in)
Front brake disc thickness
30mm (1.18in)
Front brake disc pad thickness
10.5mm (0.41in)
Rear brake disc thickness
20mm (0.79in)
Rear brake disc pad thickness
9mm (0.35in)

Tightening Torques
Items
N.m
kgf.m
lb-ft
Master cylinder to brake booster
12.7 ~ 16.7
1.3 ~ 1.7
9.4 ~ 12.3
Brake booster mounting nuts
16.7 ~ 22.6
1.7 ~ 2.3
12.3 ~ 16.6
Air bleeding screw
6.9 ~ 12.7
0.7 ~ 1.3
5.1 ~ 9.4
Brake tube flare nuts
12.7 ~ 16.7
1.3 ~ 1.7
9.4 ~ 12.3
Rear caliper guide rod bolts
21.6 ~ 31.4
2.2 ~ 3.2
15.9 ~ 23.1
Front caliper assembly to knuckle
98.1 ~ 117.7
10.0 ~ 12
72.3 ~ 86.8  
Rear caliper assembly to knuckle
63.7 ~ 73.5
6.5 ~ 7.5
47.0 ~ 54.2
Brake hose to caliper
24.5 ~ 29.4
2.5 ~ 3.0
18.1 ~ 21.7
Brake pedal member bracket bolts
12.7 ~ 15.7
1.3 ~ 1.6
10.9 ~ 15.9
Brake pedal shaft nut
29.4 ~ 34.3
3.0 ~ 3.5
21.7 ~ 25.3
Stop lamp switch lock nut
7.8 ~ 9.8
0.8 ~ 1.0
5.8 ~ 7.2
Wheel speed sensor
mounting bolt
6.9 ~ 10.8
0.7 ~ 1.1
5.1 ~ 8.0
HECU bracket mounting bolt
21.6 ~ 29.4
2.2 ~ 3.0
15.9 ~ 21.7 
Yaw rate&G sensor
mounting bolts
7.8 ~ 10.8
0.8 ~ 1.1
5.8 ~ 8.0

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