Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSHYUNDAI2003ACCENT BASEREPAIR AND DIAGNOSIS (SINGLE PAGE)BRAKESTRACTION CONTROLANTI-LOCK BRAKE SYSTEMABS (ANTI-LOCK BRAKE SYSTEM)SPECIFICATIONS
2003 Hyundai Accent Base
Abs (Anti-Lock Brake System): Specifications
2003 Hyundai Accent BaseSECTION Specifications
GENERAL SPECIFICATIONS
| ITEMS | SPECIFICATIONS | ||
|---|---|---|---|
| Master cylinder | |||
| Type | Tandem type | ||
| I.D. | 22.222 mm (0.875 in.) | ||
| Fluid Level Warning Sensor | Provided | ||
| Brake Booster | |||
| Type | Vacuum Type With Tandem Booster | ||
| Effective Dia. | 228.6 mm (9 in.) | ||
| Boosting Ratio | 5.1:1 | ||
| Proportioning Valve | |||
| Cut-In Pressure (Split Point) | 2.94 MPa (30 kg/cm2 , 427 psi) | ||
| Decompression Ratio | 0.27:1 | ||
| Front Brake | |||
| Type | Floating Type With Ventilated Disc | ||
| Disc O.D. | 241 mm (9.49 in.) | ||
| Disc Thickness | 19 mm (0.75 in.) | ||
| Pad Thickness | 9 mm (0.35 in.) | ||
| Cylinder I.D. | 54 mm (2.13 in.) | ||
| Rear brake (Drum) | |||
| Type | Leading Trailing Drum | ||
| Drum I.D. | 180 mm (7.09 in.) | ||
| Wheel Cylinder I.D. | 17.78 mm (0.7 in.) | ||
| Clearance Adjustment | Automatic | ||
| Parking brake | |||
| Actuation | Mechanical Brake Acting On Rear Wheels | ||
| Type | Lever | ||
| Cable Arrangement | V Type | ||
| Anti-Lock Brake System (ABS) | |||
| HECU (HU+ECU) | |||
| ECU Type | Motor, Valve Relay Integrated Type | ||
| Motor Power | Max. 150W | ||
| Accumulator Volume | 3.0cc | ||
| Inlet Valve (Front/Rear) | 0.5 mm (0.19 in.)/0.315 mm (0.012 in.) | ||
| Outlet Valve (Front/Rear) | 0.56 mm (0.022 in.)/0.355 mm (0.014 in.) | ||
| Wheel Speed Sensor | |||
| Output Fequency | 20-2,000Hz | ||
| Output Voltage | Min. 130mVp.p | ||
| Internal Resistance | 1.385 +/- 110 Ohms | ||
| Tone Wheel Teeth | 44 teeth | ||
| Air Gap | 0.2-1.1 mm (0.008-0.043 in.) | ||
| ABS & EBD warning lamp | |||
| Type | Active Warning Lamp Module | ||
| Operating voltage | 12v | ||
| Current | 80mA | ||
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.