What is the low beam headlight bulb size for a 2001 Toyota Highlander?

The 2001 Toyota Highlander uses a 9006 bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 2001 Toyota Highlander?

The high beam bulb size for the 2001 Toyota Highlander is 9005.

Why are my 2001 Toyota Highlander headlights dim?

Dim headlights on a 2001 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 9006 LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2001 Toyota Highlander fog light?

The 2001 Toyota Highlander typically does not come with factory fog lights in all trim levels. If your vehicle is equipped with them, check the manual as sizes can vary by trim.

Is the 2001 Toyota Highlander single or dual beam?

The 2001 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 2001 Toyota Highlander?

Yes, the 2001 Toyota Highlander comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a 9006 LED conversion kit for the low beams.

How do I change the headlight on a 2001 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 9006 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 2001 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 9006 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 2001 Toyota Highlander headlights?

A pair of halogen 9006 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 2001 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 9006 position are available as direct plug-and-play replacements.

The 2001 Toyota Highlander has a unique bulb configuration not shared with adjacent model years.

Fitment Guaranteed for 2001 Toyota Highlander

What Size Bulbs Does a 2001 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 2001 Toyota Highlander Have?

Owners of the 2001 Toyota Highlander will find a total of 11 lighting elements throughout the vehicle's exterior. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate 9006 low beam and 9005 high beam bulbs for precise light distribution. This model belongs to the early years of the Highlander's 2001-2022 production span.

Can You Put LED Bulbs in a 2001 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 9006 low beams, as they see the most use. Adding a matching 9005 LED kit later will complete the look and ensure consistent lighting performance.

2001 Toyota Highlander Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	9006	Buy 9006 →
Side Marker	7528	Buy 7528 →
Turn Signal Front	7528	Buy 7528 →
High Beam	9005	Buy 9005 →
Brake Light	921	Buy 921 →
Reverse Light	7440	Buy 7440 →
Tail Light	7443CK	Buy 7443CK →
Turn Signal Rear	7440NA	Buy 7440NA →
Parking Light	7528	Buy 7528 →
License Plate	168	Buy 168 →
Dome Light	DE3175	Buy DE3175 →