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.
Engine Control Module (ECM): Adjustment
Information
Perform inspecting procedure by with the KDS as shown in the illustration below.
- Perform the procedures below by with the KDS when replacing the Engine Control Module (ECM) with a reused one.
- Perform the resetting adaptive values.
(S/W Management → Engine Control → Resetting Adaptive Values)
- Perform the immobilizer neutral mode/smart key neutralization mode.
- Non-Smart Key type
(S/W Management → Immobilizer → Neutral Mode)
- Smart Key type
(S/W Management → Smart Key Unit → Neutralization Mode)
- Non-Smart Key type
- Perform the auto detected configuration reset.
(S/W Management → Engine Control → Auto Detected Configuration Reset)
- Perform the resetting adaptive values.
- Perform the "Key Teaching" procedure with the KDS.
- Non-Smart Key type
(S/W Management → Immobilizer → LEARNT KEYS)
- Smart Key type
Turn IG ON then OFF using the smart key or start button. Then the ECM learns information on the smart key automatically.
- Non-Smart Key type
- Perform the VIN writing procedure with the KDS.
(S/W Management → Engine Control → Write VIN)
Information
Refer to the KDS screen for operating conditions and details.
- Perform ETC module learning procedure
(Refer to Electronic Throttle Control System - "ADJUSTMENT ")
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.
