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 Plug-In Hybrid EXFACTORY OEM SERVICE PROCEDURE
TCM Adaptive Values Learning Procedure
- Static relearn (condition: ATF temperature 40 - 100°C (104 - 212°F)
- Step on the brake, and then pause for 3 seconds each on "N" range and "D" range.
- Repeat the above procedure four times.
- Driving relearn
- Drive the vehicle through all the gears. (1st → 2nd → 3rd → 4th → 5th → 6th)NOTE: Keep the throttle position (15 - 25%) steady while driving the vehicle.
- Decelerate the vehicle by stepping on the brake (6th → 5th → 4th → 3rd → 2nd → 1st).
- Repeat the above procedure four times.
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:
- • 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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