Kia Rio: Specifications - Brake System - Kia Rio UB 2012-2019 Service ManualKia Rio: Specifications

Item
Specification
Master cylinder
Type
Fixed
Cylinder I.D.
20.64 mm (0.813 in)
Piston stroke
36±1 mm (1.42±0.039 in)
Fluid level switch
Provided
Brake booster
Type
10" Single
Boosting ratio
7 : 1
Front Disc brake
Type
14" Disc
15" Disc
Ventilated disc
Ventilated disc
Disc O.D.
256 mm (10.08 in)
280 mm (11.02 in)
Disc thickness
22 mm (0.87 in)
22 mm (0.87 in)
Caliper piston
Single
Single
Cylinder I.D.
Ø 54mm (2.13 in)
Ø 54mm (2.13 in)
Rear Disc brake
Type
Solid disc
Disc O.D.
262 mm (10.31 in)
Disc thickness
10 mm (0.39 in)
Caliper piston
Single
Cylinder I.D.
Ø 34 mm(1.34 in)
Rear brake (Drum)
Type
Leading trailing
Drum I.D
203.2 mm (8 in)
Brake lining thickness
4.5 mm (0.18 in)
Clearance adjustment
Automatic
Parking brake (Disc)
Type
BIR (Ball-in-Ramp)
actuation
Lever


     
O.D.: Outer Diameter
I.D: Inner Diameter
Specification (ESC)
Part
Item
Standard value
Remark
HECU
System
4 Channel 4 Sensor (Solenoid)
Total control
Type
Motor, valve relay integrated type
(ABS, EBD, TCS, ESC)
Operating Voltage
10 ~ 16 V
 
Operating Temperature
-40 ~ 120 °C (-40 ~ 248°F)
 
Motor power
270 W
 
Active Wheel speed sensor
Supply voltage
DC 4.5 ~ 20 V
 
Output current low
5.9 ~ 8.4 mA
 
Output current high
11.8~ 16.8 mA
 
Output range
1 ~ 2500 Hz
 
Tone wheel
48 teeth
 
Air gap
0.4 ~ 1.0 mm
 
Yaw rate& Lateral G sensor
(CAN TYPE)
 
 
Operating Voltage
10 ~ 16 V
 
Current Consumption
Max. 140 mA
 
Yaw rate sensor measurement range
-75 ~ +75 °/sec
 
Lateral G sensor measurement range
-14.715 ~ 14.715 m/s²
 

Service Standard
Items
Standard value
Brake pedal height
174.2 mm (6.86 in)
Brake pedal Full stroke
108 mm (4.25 in)
Stop lamp clearance
1.0 ~ 2.0 mm (0.04 ~ 0.08 in)
Front brake disc thickness
22 mm (0.87 in)
Front brake disc pad thickness
11 mm (0.43 in)
Rear brake disc thickness
10 mm (0.39 in)
Rear brake disc pad thickness
10 mm (0.39 in)

Tightening Torques
Items
N.m
kgf.m
lb-ft
Hub nut
88.3 ~ 107.9
9.0 ~ 11.0
65.1 ~ 79.6
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
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
Front caliper guide rod bolts
21.6 ~ 31.4
2.2 ~ 3.2
15.9 ~ 23.1
Rear caliper guide rod bolts
21.6 ~ 31.4
2.2 ~ 3.2
15.9 ~ 23.1
Front caliper assembly to knuckle
78.5 ~ 98.1
8.0 ~ 10.0
57.9 ~ 72.3
Rear caliper assembly to knuckle
49.0 ~ 58.8
5.0 ~ 6.0
36.2 ~ 43.4
Brake hose to caliper
24.5 ~ 29.4
2.5 ~ 3.0
18.1 ~ 21.7
Brake pedal member bracket bolts
9.8 ~ 14.7
1.0 ~ 1.5
7.2 ~ 10.8
Brake pedal shaft nut
24.5 ~ 34.3
2.5 ~ 3.5
18.0 ~ 25.3
Wheel speed sensor mounting bolt
7.8 ~ 11.8
0.8 ~ 1.2
5.8 ~ 8.7
HECU bracket mounting nut
16.7 ~ 25.5
1.7 ~ 2.6
12.3 ~ 18.8

Lubricants
Items
Recommended
Quantity
Brake fluid
DOT 3 or 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
Front caliper guide rod and boot
MES4-3-614
1.2 ~ 1.7 g, 1.0 ~ 1.5 g
Rear caliper guide rod and boot
MES4-3-614 (SB 1063)
0.8 ~ 1.3 g

Brake System
...

Special Service Tools
Tool (Number and Name) Illustration Use 09581-11000 Piston expander Spreading the front disc brake piston 09580 - 0U000 Brak ...

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