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.
2011 Hyundai Genesis 4.6FACTORY OEM SERVICE PROCEDURE
Engine Control Module (ECM): Removal
NOTE:
In the case of the vehicle equipped with immobilizer, perform "Key Teaching" procedure together (Refer to TEACHING PROCEDURES
).
- Turn ignition switch OFF and disconnect the negative (-) battery cable.
- Remove the cover
- Disconnect the ECM connector (A) and the TCM connector (B).
- Remove the ECM & TCM bracket installation bolts (C) and nut (D).
- After removing the installation bolts (A), remove the ECM (B) from the bracket.
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.