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.

2013 Kia Optima SXFACTORY OEM SERVICE PROCEDURE

Ambient Temperature Sensor (ATS): Specification

TEMPERATURE AND RESISTANCE REFERENCE CHART

Temperature		Resistance (kΩ)
°C	°F	Resistance (kΩ)
-40	-40	811.09 ~ 956.78
-20	-4	255.63 ~ 287.67
0	32	91.53 ~ 98.78
10	50	36.60 ~ 38.04
20	68	23.80 ~ 24.73
40	104	15.69 ~ 16.58
60	140	7.24 ~ 7.91
80	176	3.62 ~ 4.05

Factory Service Tools

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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