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.
2017 Kia Optima SXFACTORY OEM SERVICE PROCEDURE
Repair Procedures: Inspection
- Turn the ignition switch OFF.
- Disconnect the ATS connector.
- Measure resistance between the ATS terminals 1 and 2.
- Check that the resistance is within the specification.
Temperature [Β°C (Β°F)] Resistance (kΞ©) -40 (-40) 811.1 - 956.8 -20 (-4) 255.6 - 287.7 0 (32) 91.5 - 98.8 20 (68) 36.6 - 38.0 30 (86) 23.8 - 24.7 40 (104) 15.7 - 16.6 50 (122) 10.6 - 11.3 60 (140) 7.2 - 7.9 80 (176) 3.6 - 4.0
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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