6 Years Available
Hyundai Ioniq Light Bulb Sizes
Complete bulb size reference for the Hyundai Ioniq from 2017 to 2022. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
Every Hyundai ioniq from 2017 to 2022 uses the same HID-D3S LED low beam bulb — once you confirm your year is within this range, you only need one part number.
Year Range
2017 – 2022
6 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status |
|---|---|---|---|
| Low Beam | HID-D3S LED(2017–2022) | 6 years | Consistent |
| High Beam | HID-D3S LED(2017–2022) | 6 years | Consistent |
| Fog Light | LED Fog Light(2017–2022) | 6 years | Consistent |
| Brake Light | LED Bulb(2017–2022) | 6 years | Consistent |
| Side Marker | 168 LED(2017–2022) | 6 years | Consistent |
| Turn Signal Front | 2357NA LED(2017–2022) | 6 years | Consistent |
| Turn Signal Rear | 1156NA LED(2017–2022) | 6 years | Consistent |
| Reverse Light | 921(2017–2022) | 6 years | Consistent |
| Dome Light | DE3175(2017–2022) | 6 years | Consistent |
| License Plate | 168(2017–2022) | 6 years | Consistent |
| Map Light | 175(2017–2022) | 6 years | Consistent |
| Parking Light | 168(2017–2022) | 6 years | Consistent |
| Trunk Light | 6418(2017–2022) | 6 years | Consistent |
Common Ioniq Replacement Parts
Select Your Year
More from Hyundai
Frequently Asked Questions
We have bulb size data for the Hyundai Ioniq from 2017 to 2022, covering 6 model years. Select your year below for a complete position-by-position bulb chart.
No, the Hyundai Ioniq has used the HID-D3S LED low beam bulb consistently across all 6 model years in our database. Any year in the 2017–2022 range uses the same bulb.
The Hyundai Ioniq uses a HID-D3S LED bulb for the low beam (same bulb serves both high and low beam via dual filament), and a LED Fog Light for the fog lights. Select your year below for the exact fitment chart.
Yes. The Hyundai Ioniq uses a HID-D3S LED low beam, and direct-fit LED conversion kits for that size are widely available. LED upgrades typically produce 2–3× more light output than stock halogen and last 25,000+ hours. Look for a DOT-compliant kit with a proper beam cutoff pattern.
Select your model year from the list below. Each year page shows every bulb position — low beam, high beam, fog light, turn signal, and brake light — with the correct size and a link to buy it on Amazon.