| TUCSON(LM) >2013 > G 2.4 DOHC > Brake System > General Information>Specifications |

Specifications
Item | Specification
Master cylinder | Type | Tandem
Cylinder I.D. | 22.22mm
Piston stroke | 45±1 mm (1.77±0.039 in)
Fluid level switch | Provided
Brake booster | Type | 11" Single
Boosting ratio | 9:1
Front Disc brake | Type | Ventilated disc
Disc O.D. | Ø 300 mm (11.81 in)
Disc thickness | 28 mm (1.10 in)
Caliper piston | Single
Cylinder I.D. | Ø 60.6mm (2.39 in)
Rear brake | Type | 2WD | 4WD
Solid disc | Solid disc
Disc O.D. | 262 mm (10.31 in) | Ø 284 mm (11.18 in)
Disc thickness | 10 mm (0.39 in) | 10 mm (0.39 in)
Caliper piston | Single | Single
Cylinder I.D. | Ø 34 mm(1.34 in) | Ø 34 mm (1.34 in)
Parking brake | Type | 2WD | 4WD
DIH (Drum in hat) | DIH (Drum in hat)
Drum I.D. | Ø 168 mm (6.61 in) | Ø 190 mm (7.48 in)
O.D. : Outer Diameter I.D : Inner Diameter
Specification(ESC)
Part | Item | Standard value | Remark
HECU | System | 4 Channel 4 Sensor (Solenoid) | Total control (ABS, EBD, TCS, ESC)
Type | Motor, valve relay intergrated type
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 | Front | 48 teeth |
Rear | 2WD : 47 teeth, 4WD : 48 teeth
Air gap | Front | 0.4 ~ 1.5 mm |
Rear | 2WD : 0.4 ~ 1.5mm, 4WD : 0.4 ~ 1.0mm
Steering Wheel Angle Sensor | Operating Voltage | 8 ~ 16 V |
Current Consumption | Max. 150 mA |
Output measurement range | -780 ~ +779.9 ° |
Operating Angular velocity | 0 ~ 1016 °/sec |
Yaw rate& Lateral & Longitudinal G sensor (CAN TYPE) | Operating Voltage | 10 V ~ 16 V |
Current Consumption | Max. 140 mA |
Yaw rate sensor measurement range | -75 ~ +75 °/sec |
Lateral and Longitudinal G sensor measurement range | -1.5 +1.5g |
Service Standard
Items | Standard vale
Brake pedal height | 165 mm (6.50 in)
Brake pedal Full stroke | 135 mm (5.31 in)
Stop lamp clearance | 1.5 ~ 2.0 mm (0.06 ~ 0.08 in)
Brake pedal free play | 3 ~ 8 mm (0.12 ~ 0.31 in)
Front brake disc thickness | 2WD : 26 mm (1.02 in), 4WD : 28 mm (1.10 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 | 7.9 ~ 11.8 | 0.8 ~ 1.2 | 5.8 ~ 8.7
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 | 78.5 ~ 98.1 | 8.0 ~ 10.0 | 57.9 ~ 72.3
Brake hose to caliper | 24.5 ~ 29.4 | 2.5 ~ 3.0 | 18.1 ~ 21.7
Brake pedal member bracket bolts | 16.7 ~ 25.5 | 1.7 ~ 2.6 | 12.3 ~ 18.8
Brake pedal shaft nut | 24.5 ~ 34.3 | 2.5 ~ 3.5 | 18.1 ~ 25.3
Stop lamp switch lock nut | 11.8 ~ 14.7 | 1.2 ~ 1.5 | 8.7 ~ 10.8
Front wheel speed sensor mounting bolt | 6.9 ~ 10.8 | 0.7 ~ 1.1 | 5.0 ~ 8.0
HECU bracket mounting bolt and nut | 16.7 ~ 25.5 | 1.7 ~ 2.6 | 12.3 ~ 18.8
Yaw rate&G sensor mounting bolts | 7.9 ~ 10.8 | 0.8 ~ 1.1 | 5.8 ~ 8.0
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
Caliper guide rod and boot | AI-11P | 0.8 ~ 2.0g