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1999-2002 Toyota 4Runner | Bulb Size Chart (Headlights, Fogs & More)

Last updated: October 11, 2022

In this guide, we'll help you quickly and easily find the replacement bulb size(s) you need for your 1999, 2000, 2001, and 2002 Toyota 4Runner (3rd Generation). From the headlights to the brake lights and everything in between.

This guide covers all sub-models and trims (Limited and SR5) during these four years.

We organized all the bulbs into 5 lighting categories with easy-to-read charts. Select any of the categories below to jump right to the bulb size chart you're looking for:

Headlight Bulb Sizes
Fog Light Bulb Sizes
Brake & Tail Light Sizes
Turn Signal & Marker Bulb Sizes
All Other Bulb Sizes
Bulb Size Summary
Upgrading Your Bulbs (Popular!)
Installation Video
Owner Manuals
FAQ's

💡 TIP: Did you know that you can upgrade your headlight and fog light bulbs on your Toyota 4Runner? Get up to 300% more light with LED or HID bulbs. Learn more below the size charts!

️⭐ NOTE: This guide only applies to 1999, 2000, 2001, and 2002 Toyota 4Runner with the original factory (OEM) assemblies. If you have aftermarket headlights, fog lights, brake lights, etc. you will need different bulb sizes as per the manufacturer's specifications.

🎯 ACCURACY: If you notice any inaccuracies or missing information, please let us know so we can update the guide. Providing accurate and complete information is important to us and our readers.

🚧 IMPORTANT: Automotive light bulbs are vehicle-specific! Follow this guide, review your owner's manual or contact your dealership to make sure you're buying the right bulbs to avoid fitment issues.

1999 to 2002 Toyota 4Runner - Headlight Bulb Sizes (Low & High Beam)

Position	Bulb	Type	Upgrade Avail.
Low + High Beam Headlights	H4 (9003/HB2)	Halogen	Yes

Year Range 1999, 2000, 2001, and 2002.
Not sure about the difference between headlight low beams and high beams? Learn More.
This vehicle uses 1 bulb for both the low and high beams. Learn more about dual-beam bulbs.

1999 to 2002 Toyota 4Runner - Fog Light Bulb Sizes

Position	Bulb	Type	Upgrade Avail.
Fog Light	H3	Halogen	Yes

Year Range 1999, 2000, 2001, and 2002.

1999 to 2002 Toyota 4Runner - Brake & Tail Lights Bulb Sizes

Position	Bulb	Type	Upgrade Avail.
Brake Light (Rear)	7440 (7443)	Halogen	Yes
Brake Light (High-Mounted)	912 (921)	Halogen	Yes
Reverse Light	912 (921)	Halogen	Yes
Tail Light	7440 (7443)	Halogen	Yes

Year Range 1999, 2000, 2001, and 2002.

1999 to 2002 Toyota 4Runner - Turn Signal & Marker Bulb Sizes

Position	Bulb	Type	Upgrade Avail.
Turn Signal Bulb (Front)	7440 (7443)	Halogen	Yes
Turn Signal Bulb (Rear)	7440 (7443)	Halogen	Yes
Parking Light	194 (168)	Halogen	Yes
Side Marker (Front)	194 (168)	Halogen	Yes
Side Marker (rear)	None	N/A	No

Year Range 1999, 2000, 2001, and 2002.

1999 to 2002 Toyota 4Runner - All Other Bulb Sizes

Position	Bulb	Type	Upgrade Avail.
Dome Light	DE3175	Halogen	Yes
Glove Box Light	74	Halogen	Yes
Instr. Panel Light	194 (168)	Halogen	Yes
License Plate Light	194 (168)	Halogen	Yes
Map Light	DE3175	Halogen	Yes
Stepwell Light	DE3175	Halogen	Yes
Trunk/Cargo Light	DE3175	Halogen	Yes

Year Range 1999, 2000, 2001, and 2002.

Toyota 4Runner LED/HID Bulb Size Summary

Year Range	1999, 2000, 2001, 2002
Low + High Beam Headlights	H4 (9003/HB2)
Fog Lights	H3
Brake Light (Rear)	7440 (7443)
Back-Up (Reverse) Light	912 (921)
Reverse Light	912 (921)
Tail Light	7440 (7443)
Turn Signal Bulb (Front)	7440 (7443)
Turn Signal Bulb (Rear)	7440 (7443)
Parking Light	194 (168)
Side Marker (Front)	194 (168)
Dome Light	DE3175
Glove Box Light	74
Instr. Panel Light	194 (168)
License Plate Light	194 (168)
Map Light	DE3175
Stepwell Light	DE3175
Trunk/Cargo Light	DE3175

All trims: Limited and SR5.

Upgrade Your Headlight Bulbs On Your 1999-2002 Toyota 4Runner

Looking to improve the lights on your 1999 to 2002 Toyota 4Runner with better, brighter, and more durable lighting? At XenonPro.com, we developed LED and HID bulbs that fit right into your vehicle. With the same design and plugs, our bulbs are incredibly easy to install and will improve your light output by up to 300%.

Discover our award-winning lighting products backed by our Lifetime Warranty:

Check out some of our most popular guides:

Discover some related topics:

Headlight Bulb Replacement Video - 1999-2002 Toyota 4Runner (3rd Generation)

Check out this super helpful video on how to change your headlamp bulbs on your 1999 to 2002 Toyota 4Runner. You won't need any special tools, only a pair of latex gloves.

Owner Manuals 1999 to 2002 Toyota 4Runner

Need more information about bulb sizes, how to change the bulbs, or simply need the owner's manual? Find it below:

Toyota 4Runner Owner's Manual (USA)
Toyota 4Runner Owner's Manual (Canada)

FAQ

Can this guide be applied to a 2000 or 2001 Toyota 4Runner?

Yes. This guide applies to all sub-models and trims (Limited and SR5) for the 1999 to 2002 Toyota 4Runner.

What type of bulbs do you recommend for my 1999-2002 Toyota 4Runner?

If you do a lot of nighttime driving or have difficulty seeing at night, we recommend upgrading from halogen to either LED or HID bulbs. They will produce more light and last longer than replacement bulbs.

Discover how you can put LED or HID bulbs in your factory headlights.

Can I change the bulbs on my 1999-2002 Toyota 4Runner myself?

Yes, so long as they are halogens. Changing halogen bulbs is quite easy for the most part. We strongly advise finding How-To videos online for the specific bulb(s) you wish to change and consult the Owner's Manual for additional help.

I purchased aftermarket assemblies for my 4Runner, can I use this guide?

No. Aftermarket assemblies typically use different bulb sizes. Consult with the assembly manufacturer for the right bulb size(s).

Sources:

Disclaimer: The information contained on this page is provided free of charge to our visitors. It was prepared to the best of our abilities and with all the information available to us at the time of writing. We reserve the right to change, remove or update any information contained on this page at any time and without notice to improve its accuracy. The most reliable method to determine the bulb size is by pulling your actual bulb(s) and reading the part number indicated directly on the bulb. The information compiled on this page comes with no guarantees or warranties.