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.

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HOMESERVICE MANUALSKIA2015OPTIMA LIMITEDREPAIR AND DIAGNOSISENGINE PERFORMANCEENGINE CONTROL SYSTEMSENGINE CONTROL SYSTEM - 2.0L - OPTIMAETC (ELECTRONIC THROTTLE CONTROL) SYSTEMREPAIR PROCEDURESADJUSTMENT

2015 Kia Optima Limited

Repair Procedures: Adjustment

2015 Kia Optima LimitedSECTION Adjustment

After replacing ETC module or ECM, the ETC adaptive value must be reset / relearned according to the following procedure.

Check DTC(s) and clear if exist.
Select "Data Treatment", to reset the ETC adaptive value.

Fig 1: Scantool Display

G00535110

Courtesy of KIA MOTORS AMERICA, INC.

Select "Resetting adaptive values".

Fig 2: Scantool Display - Vehicle S/W Management

G00535111

Courtesy of KIA MOTORS AMERICA, INC.

Select "Reset", then wait 10 seconds after turning ignition key off (Relay OFF).

Fig 3: Scantool Display - IG On, Engine Off

G00535112

Courtesy of KIA MOTORS AMERICA, INC.

RENDER: 1.0x

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.