3 Years Available
Toyota Yaris Ia Light Bulb Sizes
Complete bulb size reference for the Toyota Yaris Ia from 2017 to 2019. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
Our database lists the same 9003 low beam bulb for Toyota yaris-ia entries from 2017 to 2019. Confirm your trim and factory lighting package before buying.
Year Range
2017 – 2019
3 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status / Shop |
|---|---|---|---|
| Low Beam | 9003(2017–2019) | 3 years | Consistent |
| High Beam | 9003(2017–2019) | 3 years | Consistent |
| Fog Light | H11(2017–2019) | 3 years | Consistent |
| Side Marker | 2825(2018–2019) W5W(2017–2017) | 3 years | Changed |
| Turn Signal Front | 7444NA(2018–2019) | 2 years | Consistent |
| Turn Signal Rear | 7440NA(2017–2019) | 3 years | Consistent |
| Reverse Light | 921(2017–2019) | 3 years | Consistent |
| License Plate | 2825(2018–2019) W5W(2017–2017) | 3 years | Changed |
| Map Light | DE3175(2017–2019) | 3 years | Consistent |
| Parking Light | 7444NA(2018–2019) | 2 years | Consistent |
| Trunk Light | 2821(2018–2019) | 2 years | Consistent |
| Daytime Running | 9003(2017–2019) | 3 years | Consistent |
| Brake Light | 7443(2017–2019) | 3 years | Consistent |
| Tail Light | 7443(2017–2019) | 3 years | Consistent |
Common Yaris Ia Replacement Parts
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Frequently Asked Questions
We have bulb size data for the Toyota Yaris-Ia from 2017 to 2019, covering 3 model years. Select your year below for a complete position-by-position bulb chart.
No, the Toyota Yaris-Ia has used the 9003 low beam bulb consistently across all 3 model years in our database. Any year in the 2017–2019 range uses the same bulb.
The Toyota Yaris-Ia uses a 9003 bulb for the low beam (same bulb serves both high and low beam via dual filament), and a H11 for the fog lights. Select your year below for the exact fitment chart.
Yes. The Toyota Yaris-Ia uses a 9003 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.