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.
Intake Air Temperature Sensor Test
Remove intake air temperature sensor from dynamic chamber. Using a heat lamp, ohmmeter and thermometer, measure resistance of sensor at various temperatures. See INTAKE AIR TEMPERATURE SENSOR RESISTANCE specification table.
| Temperature | Ohms |
|---|---|
| 68°F (20°C) | 45,650-37,350 |
| 122°F (50°C) | 13,040-10,660 |
| 185°F (85°C) | 3850-3150 |
Use the Manual With the Right Hardware
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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.
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