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.
Monitor GDS Data
2017 Hyundai Ioniq ElectricSECTION Monitor GDS Data
WARNING: This page is about a different variant/trim than selected.
- Connect GDS to Data Link Connector (DLC) and engine "ON".
- Select "Current Data" mode and monitor the "Main function activation status, HLL position, DBL position" parameter on the GDS.
- Check the operation of "HLL position and DBL position" use "Actuation Test".
* lamp driving check
- Headlamp S/W ON state maintenance
- Headlamps Up, Down, Left, Right actuator operation Status at start-up (headlamps initialization)
- Visually check whether the headlamp driving - LIN communication is normal
- Is parameter displayed within specifications?
YES
- Fault might be intermittent caused by poor contact in the sensor's and/or ECU's connector or was repaired and ECU memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure
NO
- Go to "WIRING INSPECTION " procedure.
- Fault might be intermittent caused by poor contact in the sensor's and/or ECU's connector or was repaired and ECU memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
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.