Home › Toyota › Yaris iAToyota Yaris iA headlight bulb size by year The low beam, high beam and fog light bulbs for every Toyota Yaris iA from 2017–2018. Pick your year to jump straight to it. Each answer links to the page in Toyota’s owner’s manual it came from.
Toyota Yaris iA bulb sizes at a glance Where a year lists more than one bulb, it depends on trim or headlight type; see that year’s section below.
2017–2018 Toyota Yaris iA headlight bulbs Light Bulb Notes Low beam H4 also sold as 9003 / HB2
High beam H4 also sold as 9003 / HB2
Fog light H11 if equipped
Where this comes from (2 sources) Buy bulbs for your 2017–2018 Toyota Yaris iA H4 low beam, high beam H11 fog light
Recommended H4 standard replacement
Same light as the original bulb, at the lowest price. Fits your low beam, high beam.
More H4 options: brighter halogen, long life, LED upgrade Brighter halogen Performance halogen bulbs throw more light down the road. They usually wear out sooner.
Long life Built to last longer between changes. A good pick for high-beam and fog sockets you use often.
LED upgrade Whiter light and a long service life. Check that it fits your housing; LED bulbs in halogen headlights are not DOT-approved for road use.
Recommended H11 standard replacement
Same light as the original bulb, at the lowest price. Fits your fog light.
More H11 options: brighter halogen, long life, LED upgrade, colored / styled Brighter halogen Performance halogen bulbs throw more light down the road. They usually wear out sooner.
Long life Built to last longer between changes. A good pick for high-beam and fog sockets you use often.
LED upgrade Whiter light and a long service life. Check that it fits your housing; LED bulbs in halogen headlights are not DOT-approved for road use.
Colored / styled Yellow and other colored bulbs are for fog and accent lights. Colored headlight bulbs are not street legal in the US.
Always double-check the size printed on the old bulb’s base before you buy. See how we source our data . More Toyota models .