Hyundai Santa Fe: Brake System / Specifications

Hyundai Santa Fe (TM) 2019-2024 Service Manual / Brake System / Specifications

Specifications
Item
Specification
Master cylinder
Type
Tandem
I.D. mm (in)
22.22 mm (0.87 in)
Piston stroke mm (in)
45 mm (1.77 in)
Brake booster
Type
11" Tie-rod
Boosting ratio
1899-12-31T09:01:00.000
Front disc brake
Type
Ventilated disc
Disc O.D
325 mm (12.80 in)
Disc thickness
30 mm (1.18 in)
Cylinder type
Single piston
Cylinder I.D.
Ø 63.5 mm (2.50 in)
Rear disc brake (16 inch)
Type
Solid disc
Disc O.D
305 mm (12.0 in)
Disc thickness
11 mm (0.43 in)
Cylinder type
Single piston
Cylinder I.D.
Ø43.00 mm (1.69 in)
Rear disc brake (17 inch)
Type
Ventilated disc
Disc O.D
325 mm (12.80 in)
Disc thickness
20 mm (0.78 in)
Cylinder type
Single piston
Cylinder I.D.
Ø43.00 mm (1.69 in)
Parking brake
Type
Electronic parking brake
HECU
System
4 Channel 4 Sensor control system (Total control ABS, TCS, EBD, ESP)
Type
Motor, valve relay intergrated type (ECU, TCU and CAN)
Operating Voltage
8 ~ 16V
Operating Temperature
-40°C ~ 110°C
Motor power
Normal / integrated ESC / ESCi : 310W
integrated+ ESCi : 370W
Active Wheel speed sensor
Supply voltage
DC 4.25 ~ 20V
Output current (low)
5.95 ~ 8.05 mA(Type, 7 mA)
Output current (high)
11.9 ~ 16.1 mA(Type, 14 mA)
Output range
0.03 ~ 3,000 Hz
Tone wheel
Front : 52 teeth, Rear : 52 teeth
Air gap
0.4 ~ 1.5 mm
Steering Wheel Angle Sensor
Operating Voltage
8 ~ 16V
Current Consumption
Max. 150 mA
Output measurement range
-780 ~ + 779.9°
Operating Angular velocity
0 ~ 1016°/sec

Service Standard
Items
Standard value
Brake pedal height
135 mm (5.31 in)
Brake pedal Full stroke
176 mm (6.93 in)
Stop lamp switch clearance
1 - 2 mm (0.04 in - 0.08 in)
Brake pedal free play
2 - 4 mm (0.08 in - 0.16 in)
Front brake disc pad thickness
11 mm (0.43 in)
Front brake disc pad service limit
2 mm (0.07 in)
Front brake disc thickness
30 mm (1.18 in)
Front brake disc service limit
28 mm (1.10 in)
Rear brake disc pad thickness (16 inch)
10 mm (0.31 in)
Rear brake disc pad service limit (16 inch)
2 mm (0.07 in)
Rear brake disc pad thickness (17 inch)
10 mm (0.31 in)
Rear brake disc pad service limit (17 inch)
2 mm (0.07 in)
Rear brake disc thickness (16 inch)
11 mm (0.43 in)
Rear brake disc service limit (16 inch)
9 mm (0.35 in)
Rear brake disc thickness (17 inch)
20 mm (0.78 in)
Rear brake disc service limit (17 inch)
18 mm (0.70 in)

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 - 25.5
1.7 - 2.6
12.3 - 18.8
Air bleeding screw
13.7 - 19.6
1.4 - 2.0
10.1 - 14.5
Brake tube flare nut, brake hose
13.7 - 16.7
1.4 - 1.7
10.1 - 12.3
Front caliper guide rod bolts
37.3 - 41.2
3.8 - 4.2
27.5 - 30.4
Rear caliper guide rod bolts
37.3 - 41.2
3.8 - 4.2
27.5 - 30.4
Front caliper assembly mounting bolt
98.1 - 117.7
10.0 - 12.0
72.3 - 86.8
Rear caliper assembly mounting bolt
98.1 - 117.7
10.0 - 12.0
72.3 - 86.8
Brake hose to caliper
24.5 - 29.4
2.5 - 3.0
18.1 - 21.7
Brake pedal member bracket bolt
16.7 - 25.5
1.7 - 2.6
12.3 - 18.8
Wheel speed sensor mounting bolt
8.8 - 13.7
0.9 - 1.4
6.5 - 10.1
HECU bracket mounting nut
16.7 - 25.5
1.7 - 2.6
12.3 - 18.8

Lubricants
Items
Recommended
Quantity
Brake fluid
DOT 4
As required
Brake pedal bushing and bolt
Chassis grease
As required
Parking brake shoe and backing plate contacting surface
Heat resistance grease
As required

    Brake System

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    Categories

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