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.
2021 Hyundai Santa Fe Calligraphy, FWDFACTORY OEM SERVICE PROCEDURE
Intake Air Temperature Sensor (IATS): Specifications: Specification
Type: Thermistor type
| Intake temperature [°C, (°F)] | Resistance (kΩ) |
|---|---|
| -40 (-40) ± 1 | 38.88 - 50.77 |
| -20 (-4) ± 1 | 13.20 - 16.83 |
| 0 (32) ± 1 | 5.12 - 6.12 |
| 20 (68) ± 1 | 2.20 - 2.69 |
| 25 (77) ± 1 | 1.81 - 2.21 |
| 40 (104) ± 1 | 1.02 - 1.27 |
| 60 (140) ± 1 | 0.52 - 0.65 |
| 80 (176) ± 1 | 0.28 - 0.35 |
| 100 (212) ± 1 | 0.16 - 0.21 |
| 120 (248) ± 1 | 0.10 - 0.13 |
| 130 (266) ± 1 | 0.08 - 0.10 |
| 150 (302) ± 1 | 0.05 - 0.07 |
Factory Service Tools
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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.