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.
2016 Hyundai Genesis 5.0FACTORY OEM SERVICE PROCEDURE
Repair procedures: Inspection
If idle rpm is unstable or engine stops, check the ETC module operation with GDS diagnostic tool.
And if necessary, clean carbon in the throttle body.
- Connect the GDS to the Data Link Connector (DLC).
- Select "Vehicle S/W management" → "Inspection/Test" → "ETC Performance Test" on the GDS menu.
- Perform "ETC module test" procedure in accordance with the message.
- If the test result of the ETC module or TPS signal shows NG, perform ETC module cleaning.
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.