💡Headlight Bulb Size
Fiat 500 Headlight Bulb Size
Find the correct headlight bulb size for your Fiat 500. Covers low beam, high beam, fog lights, and turn signals for all years.
Quick Answer
The Fiat 500 headlight bulb size depends on the model year and trim. Common sizes include H11 (low beam), 9005/HB3 (high beam), and H16 (fog lights) — see the full breakdown below.
2019-2024
2019-2024Low BeamLED (factory) or H11 equivalent
High BeamLED (factory) or 9005/HB3 equivalent
Fog LightsH16 or H11 (if equipped)
Turn Signal (Front)7440/T20 amber
Headlight TypeLED or LED projector (most trims)
Notes
- →Factory LED headlights are not user-replaceable — the entire assembly may need replacement
- →Never touch halogen bulbs with bare fingers — skin oil causes hot spots and premature failure
- →LED upgrade bulbs are available but may cause CANBUS errors on some models
- →Replace bulbs in pairs — if one side burned out, the other is likely near end of life
2013-2018
2013-2018Low BeamLED (factory) or H11 equivalent
High BeamLED (factory) or 9005/HB3 equivalent
Fog LightsH16 or H11 (if equipped)
Turn Signal (Front)7440/T20 amber
Headlight TypeLED or LED projector (most trims)
Notes
- →Factory LED headlights are not user-replaceable — the entire assembly may need replacement
- →Never touch halogen bulbs with bare fingers — skin oil causes hot spots and premature failure
- →LED upgrade bulbs are available but may cause CANBUS errors on some models
- →Replace bulbs in pairs — if one side burned out, the other is likely near end of life
2007-2012
2007-2012Low BeamH11 or H7
High Beam9005/HB3
Fog LightsH16, H11, or 9006 (if equipped)
Turn Signal (Front)7440/T20 or 3157 amber
Headlight TypeHalogen projector or reflector
Notes
- →Never touch halogen bulbs with bare fingers — skin oil causes hot spots and premature failure
- →LED upgrade bulbs are available but may cause CANBUS errors on some models
- →Replace bulbs in pairs — if one side burned out, the other is likely near end of life
Frequently Asked Questions
- What size headlight bulb does a Fiat 500 use?
- The Fiat 500 headlight bulb size varies by year. Newer models often use factory LED units, while older models use H11, H7, or 9006 halogen bulbs. Check the year-specific specs below for your exact fitment.
- Can I put LED bulbs in my Fiat 500?
- If your Fiat 500 has halogen headlights, you can install LED replacement bulbs. Look for bulbs with a proper beam pattern (projector-compatible) to avoid blinding other drivers. Some models may need anti-flicker adapters.
- How do I replace the headlight bulb on a Fiat 500?
- On most Fiat 500 models, you can access the headlight bulb from behind the headlight assembly in the engine bay. Twist the bulb socket counterclockwise, pull out the old bulb, insert the new one (don't touch the glass), and twist back in.
- Why does my Fiat 500 headlight keep burning out?
- Frequent bulb burnout on the Fiat 500 is usually caused by a loose connection, moisture in the housing, touching the bulb glass during installation, or a voltage regulator issue. Check the connector and housing seal.