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Why are Subaru headlights so dim?

Subaru vehicles are known for their reliability, safety, and all-wheel-drive capabilities, but one common complaint among Subaru owners is the perceived dimness of their headlights. This issue has been a topic of discussion among Subaru enthusiasts and automotive experts alike. In this article, we'll explore the reasons behind the dimness of Subaru headlights and provide some insights into potential solutions.


Reasons for Dim Subaru Headlights


There are several factors that contribute to the perceived dimness of Subaru headlights. These include the use of halogen bulbs, the design of the headlight assemblies, and the overall lighting output of the system.


Halogen Bulbs


Subaru, like many other automakers, has traditionally used halogen bulbs in their headlight assemblies. Halogen bulbs, while relatively inexpensive and widely available, are not as bright as more modern lighting technologies, such as LED or HID (High-Intensity Discharge) bulbs. Halogen bulbs typically produce a yellowish-white light that may appear dimmer compared to the brighter, whiter light of LED or HID headlights.


Headlight Design


The design of Subaru's headlight assemblies can also contribute to the perceived dimness of the lights. Some Subaru models have headlight housings that are not optimized for maximum light output, resulting in a less-than-ideal beam pattern and reduced overall brightness. Additionally, the reflector and lens design of the headlight assembly can impact the light's intensity and distribution.p>

Lighting Output


The overall lighting output of Subaru's headlight system is another factor that can lead to the perception of dim headlights. While Subaru's headlight systems may meet or exceed regulatory requirements, they may not be as bright as some competitors' offerings, especially in the case of higher-end or premium models.


Potential Solutions


If you're a Subaru owner concerned about the dimness of your headlights, there are a few potential solutions you can consider:



  • Upgrade to brighter bulbs: Replace the stock halogen bulbs with higher-output LED or HID bulbs, which can significantly improve the brightness of your headlights.

  • Install aftermarket headlight assemblies: Consider upgrading to aftermarket headlight assemblies that are designed for improved light output and beam pattern.

  • Maintain your headlights: Keep your headlight lenses clean and free of any scratches or haze, as this can also contribute to reduced light output.


It's important to note that any modifications to your vehicle's lighting system should be done in compliance with local regulations and safety standards. Consulting with a professional automotive technician is recommended to ensure the proper installation and operation of any headlight upgrades.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.