What is the low beam headlight bulb size for a 2012 Toyota Highlander?

The 2012 Toyota Highlander uses a H11 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 2012 Toyota Highlander?

The high beam bulb size for the 2012 Toyota Highlander is 9005 LED.

Why are my 2012 Toyota Highlander headlights dim?

Dim headlights on a 2012 Toyota Highlander can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H11 LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2012 Toyota Highlander fog light?

The 2012 Toyota Highlander uses a 12278 LED bulb for the fog light position.

Is the 2012 Toyota Highlander single or dual beam?

The 2012 Toyota Highlander uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 2012 Toyota Highlander?

Yes, the 2012 Toyota Highlander comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H11 LED LED conversion kit for the low beams.

Does the 2012 Toyota Highlander have fog lights?

Yes, the 2012 Toyota Highlander takes a 12278 LED bulb for the fog light position.

Did the 2012 Toyota Highlander change headlight bulb sizes from the previous year?

Yes — the 2012 Toyota Highlander uses different bulb sizes than the 2011 model. The 2012 generation introduced this bulb configuration.

Is the 2012 Toyota Highlander the first or last year to use H11 LED bulbs?

The 2012 Toyota Highlander is the only year in the 2012 generation to use the H11 LED bulb for the low beam headlight.

How do I change the headlight on a 2012 Toyota Highlander?

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 H11 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 2012 Toyota Highlander?

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 H11 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 2012 Toyota Highlander headlights?

A pair of halogen H11 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 2012 Toyota Highlander?

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 H11 LED position are available as direct plug-and-play replacements.

The 2012 Toyota Highlander has a unique bulb configuration not shared with adjacent model years.

Fitment Guaranteed for 2012 Toyota Highlander

What Size Bulbs Does a 2012 Toyota Highlander 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 2012 Toyota Highlander Have?

Owners of the 2012 Toyota Highlander will find a total of 16 lighting elements throughout the vehicle's exterior. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate H11 LED low beam and 9005 LED high beam bulbs for precise light distribution. This model belongs to the mid years of the Highlander's 2001-2022 production span.

Can You Put LED Bulbs in a 2012 Toyota Highlander?

For a Toyota built for the road and trail, LED upgrades provide the high-contrast lighting needed for better obstacle detection. We recommend starting your upgrade with the H11 LED low beams, as they see the most use. Adding a matching 9005 LED LED kit later will complete the look and ensure consistent lighting performance. Don't forget the 12278 LED fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2012 Toyota Highlander Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	H11 LED	Buy H11 LED →
High Beam	9005 LED	Buy 9005 LED →
Fog Light	12278 LED	Buy 12278 LED →
Brake Light	7443CK	Buy 7443CK →
Side Marker	7443 LED	Buy 7443 LED →
Turn Signal Front	3457NA LED	Buy 3457NA LED →
Turn Signal Rear	7440NA LED	Buy 7440NA LED →
Reverse Light	921	Buy 921 →
Dome Light	168	Buy 168 →
License Plate	168	Buy 168 →
Map Light	168	Buy 168 →
Parking Light	3457NA	Buy 3457NA →
Trunk Light	DE3175	Buy DE3175 →
Daytime Running	9005	Buy 9005 →
Tail Light	7443	Buy 7443 →
Door Light	168	Buy 168 →

How do the 2012 Toyota Highlander's bulbs compare to other years?

The 2012 Toyota Highlander changed bulb sizes from 2011. The previous model year used a different configuration.

The 2013 model switched to a different bulb configuration.

This bulb configuration covers the 2012 model years. ← 2011 2013 →

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Other Highlander Years

2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001

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