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 MANUALSHYUNDAI2003SANTA FE LX, 2.7 D, AWDREPAIR AND DIAGNOSISENGINE PERFORMANCEENGINE CONTROL SYSTEMSFUEL SYSTEM (2.7L)GENERALSPECIFICATIONSNOTES
2003 Hyundai Santa Fe LX, 2.7 D, AWD
Fuel System (2.7L): General: Specifications: Notes
2003 Hyundai Santa Fe LX, 2.7 D, AWDSECTION Notes
General Specifications Table
| Items | Specifications | ||
|---|---|---|---|
| Throttle body | Throttle position sensor (TPS) | Type | Variable resistor |
| Resistance at curb idle | 1.6~2.4 KΩ | ||
| Output voltage at curb idle | 250~800 mV | ||
| Idle speed control (ISC) actuator | Type | Double Coil | |
| Resistance | 90~110 Hz | ||
| Sensors | Air flow sensor | Type | Hot Film sensor |
| Intake air temperature (IAT) sensor | Type | Thermistor | |
| Resistance | 2.33~2.97 KΩ at 20°C (68°F) | ||
| Engine coolant temperature (ECT) sensor | Type | Thermistor | |
| Resistance | 2.5 KΩ at 20°C (68°F) | ||
| 0.3 KΩ at 80°C (176°F) | |||
| Heated oxygen sensor (HO2S) | Type | Zirconium | |
| Vehicle speed sensor | Type | Hall effect | |
| Camshaft position (CMP) sensor | Type | Hall effect | |
| Actuators | Injectors | Type, number | Electromagnetic type, 6 |
| Resistance | 13~16Ω at 20°C (68°F) | ||
| Evaporative emission purge control solenoid valve | Type | Duty cycle type | |
| Fuel pressure regulator | Pressure regulator | 300 ± 1.5 kPa (3.35 ± 0.06 kg/cm2 ) | |
| Fuel tank | Tank capacity Return system | 65 lit (14.3 lmp. gal) Equipped | |
| Canister | Volume/Nominal working capacity | 3.0 liter/150g | |
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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.