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.
Technical Data - Ambient Air Temp Sensor
Use the specification table below to check the Ambient Temperature Sensor. The values in the table show the approximate resistance values for the temperatures given. The actual resistance can vary +/- 10% form the values in the table. Typically, if the sensor is faulty the resistance value will be noticeably different from the specification in the table.
| AMBIENT AIR TEMP SENSOR - TEMPERATURE TO RESISTANCE CHART | |||
|---|---|---|---|
| Ambient Temp - Celsius | Ambient Temp - Fahrenheit | Sensor Resistance | |
| -40°C | -40°F | 345.26 kOhms | Lowest possible temperature reading |
| -10°C | 14°F | 53.38 kOhms | Logical temperature values |
| -5°C | 23°F | 40.89 kOhms | |
| 0°C | 32°F | 31.56 kOhms | |
| 5°C | 41°F | 24.55 kOhms | |
| 10°C | 50°F | 19.24 kOhms | |
| 15°C | 59°F | 15.22 kOhms | |
| 20°C | 68°F | 12.13 kOhms | |
| 25°C | 77°F | 9720 Ohms | |
| 30°C | 86°F | 7780 Ohms | |
| 35°C | 95°F | 6370 Ohms | |
| 40°C | 104°F | 5200 Ohms | |
| 150°C | 302°F | 181 Ohms | Highest possible temperature reading |
NO RELATED
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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.