What is the low beam headlight bulb size for a 1990 Mazda Miata?

The 1990 Mazda Miata uses a H6024 LED bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 1990 Mazda Miata?

The high beam bulb size for the 1990 Mazda Miata is 194.

Why are my 1990 Mazda Miata headlights dim?

Dim headlights on a 1990 Mazda Miata can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H6024 LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 1990 Mazda Miata fog light?

The 1990 Mazda Miata uses a LED Fog Light bulb for the fog light position.

Is the 1990 Mazda Miata single or dual beam?

The 1990 Mazda Miata uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 1990 Mazda Miata?

Yes, the 1990 Mazda Miata comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H6024 LED LED conversion kit for the low beams.

Does the 1990 Mazda Miata have fog lights?

Yes, the 1990 Mazda Miata takes a LED Fog Light bulb for the fog light position.

How do I change the headlight on a 1990 Mazda Miata?

Turn off the vehicle and open the hood. Locate the headlight assembly from behind, remove the dust cover or retaining clip, disconnect the wiring harness, twist the old H6024 LED bulb counter-clockwise to remove it, then insert the new bulb and reassemble. The whole process typically takes 10 to 30 minutes per side depending on accessibility.

Are LED headlights legal for a 1990 Mazda Miata?

LED bulbs used off-road or in auxiliary lights are legal everywhere. For on-road headlight use, legality varies by state. Many states allow LED retrofits as long as the beam pattern meets DOT standards. For the best legal compliance, choose a DOT-approved H6024 LED LED kit that is designed as a direct replacement and produces a proper cutoff pattern without excessive glare.

How much does it cost to replace 1990 Mazda Miata headlights?

A pair of halogen H6024 LED bulbs costs $15 to $40, while LED conversion kits run $25 to $60 per pair. If you have a shop do the work, expect an additional $20 to $50 in labor per bulb. Replacing them yourself at home saves the labor cost and usually takes under 30 minutes.

What is the difference between halogen and LED for a 1990 Mazda Miata?

Halogen bulbs produce a warm yellow light (around 3200K), last 500 to 1000 hours, and draw more power. LED bulbs emit a brighter white light (5000-6000K), last 25,000+ hours, and use less energy. LED upgrades for the H6024 LED position are available as direct plug-and-play replacements.

The 1990 Mazda Miata is the first model year to use this bulb configuration (1990–1991).

Fitment Guaranteed for 1990 Mazda Miata

What Size Bulbs Does a 1990 Mazda Miata Use?

Correct headlight, fog light, and tail light bulb sizes. Sourced from OEM catalog data.

Installation Difficulty

Easy (Plug and Play)

Est. Replacement Cost

$15 - $40 (Halogen) / $30+ (LED)

What Lighting System Does the 1990 Mazda Miata Have?

Lighting on the 1990 Mazda Miata is managed by a total of 12 bulbs, covering everything from primary headlights to signal indicators. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate H6024 LED low beam and 194 high beam bulbs for precise light distribution. This model belongs to the early years of the Miata's 1990-2005 production span.

Can You Put LED Bulbs in a 1990 Mazda Miata?

Upgrading to LED is one of the most effective ways to modernize your Mazda's appearance and safety profile. We recommend starting your upgrade with the H6024 LED low beams, as they see the most use. Adding a matching 194 LED kit later will complete the look and ensure consistent lighting performance. Don't forget the LED Fog Light fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

1990 Mazda Miata Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	H6024 LED	Buy H6024 LED →
High Beam	194	Buy 194 →
Fog Light	LED Fog Light	Buy LED Fog Light →
Brake Light	1156 LED	Buy 1156 LED →
Side Marker	168 LED	Buy 168 LED →
Turn Signal Front	1157NA LED	Buy 1157NA LED →
Turn Signal Rear	1156 LED	Buy 1156 LED →
License Plate	89	Buy 89 →
Parking Light	1157NA	Buy 1157NA →
Reverse Light	1156	Buy 1156 →
Trunk Light	LED Light	Buy LED Light →
Tail Light	1157	Buy 1157 →

How do the 1990 Mazda Miata's bulbs compare to other years?

The 1991 model continues with the same bulb sizes.

This bulb configuration covers the 1990–1991 model years. 1991 →

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Other Miata Years

2005 2004 2003 2002 2001 2000 1999 1997 1996 1995 1994 1993 1992 1991

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