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Headlights too bright.

Discussion in '5th Gen 4Runners (2010-2024)' started by adrtoy, Mar 11, 2021.

  1. Mar 11, 2021 at 11:25 AM
    #1
    adrtoy

    adrtoy [OP] New Member

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    So I have a Morimoto 4500k HID kit with 35 watt ballasts and my headlights are to bright. Biggest issue is getting flashed by other drivers but also driving in the snow isn't the greatest because the light reflects back at the driver. It's not a case of headlight aim either. My wife was following me through some wooded forestry roads in this 4r and I swore she had the high beams on but that wasn't the case. They're just to bright for low beams. They're as bright as the LED high beams in my RAM.

    The question is what to do? Different ballasts or back to stock? If I remember correctly there's a halogen upgrade that only requires a slight mod?

    Thanks in advance!
     
  2. Mar 11, 2021 at 11:57 AM
    #2
    koukimonster

    koukimonster DYNO4

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    Bigger A/T LT Tires, Slight Lift, Sliders, Rack, Lights, etc.
    It's a combination of the color of the light output from those bulbs not being ideal, as well as the housings not being designed for that bulb.

    IMO the stock headlights with the more powerful halogen bulb is the way to go. Sorry, cannot remember the bulb part number off the top of my head right now.

    The stock headlights were pretty dim compared to most of today's vehicles, but they were still sufficient IMO.
     
  3. Mar 11, 2021 at 12:06 PM
    #3
    18RunnerLTD

    18RunnerLTD New Member

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    I have the LASFIT LED headlight bulbs (highly recommended).

    The light pattern was scattered at first until I made sure they were sitting correctly in the headlight housing. I suggest pulling your 4R close to a wall so you can see how the light patterns are scattered/aimed. If they are not straight then twist the bulb a bit inside the headlight housing to adjust accordingly.

    Bad vs Good Below
    [​IMG]
    41521d1301243115-headlight-beams-img_003_f977bb9e78148f480f3df4454301964740469c99.jpg
     
  4. Mar 11, 2021 at 12:24 PM
    #4
    mynameistory

    mynameistory New Member

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    The problem with HID "kits" being mashed into halogen housings is that all headlights are designed to have a little bit of light above the cutoff. This light is used to gently illuminate reflective surfaces like street signs and snow plow markers. There is an acceptable glare threshold for this uplight (10 lux at 10 meters) so that it does not irritate other drivers. When the source of illumination becomes 3 or 4 times as bright (as is the case when incorrectly using HID capsules in halogen housings), that glare is no longer acceptable. That is why other drivers are flashing you.

    I also do not recommend any LED products (for different reasons). Especially Chinese junk like the Lasfit bulbs. They simply cannot focus correctly as they are too large to simulate a halogen filament.

    I recommend performance halogen bulbs, as that is what your headlight housing is designed for.

    There is a ton of research on this. Start here:
    https://www.tacomaworld.com/threads/3rd-gen-hid-vs-led-vs-halogen-h11-projector-headlights.589465/
     
  5. Mar 11, 2021 at 12:57 PM
    #5
    18RunnerLTD

    18RunnerLTD New Member

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    Interesting take on the LEDs. I've used LASFIT for many years and have never had a problem.
     
  6. Mar 11, 2021 at 1:12 PM
    #6
    mynameistory

    mynameistory New Member

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    I thought the same thing about my Morimoto bulbs. I sent them to this guy to get tested here:

    https://www.tacomaworld.com/posts/22171352

    The interesting thing about LED bulbs is that they ARE brighter, but they cannot focus correctly (see how the filament and LED chip sizes compare). So for the first few dozen feet, they are brighter. But their intensity drops off sharply after that. The hotspot is not correctly placed and they wash out. They are unsafe to drive with at highway speeds.
     
  7. Mar 11, 2021 at 3:18 PM
    #7
    adrtoy

    adrtoy [OP] New Member

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    I'm thinking the H9 conversion is the direction I want to go. Any recommendation on bulbs?
     
    A&P likes this.
  8. Mar 11, 2021 at 3:27 PM
    #8
    kmeeg

    kmeeg LionRunner

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    I used to have HIDs but decided to go LED route since I was not a fan of seeing wires from the dust cap. I throw away the drilled dustcaps and got new dust caps. Now it looks OEM and so much better light output. Very happy with light out put. I'm not a fan of H9 as well since I don't want to mess with cutting tabs.

    This install and test video. Light output test at 8:10.
    https://youtu.be/ADUV156Rr7c
     
    4Oregon and 18RunnerLTD like this.
  9. Mar 11, 2021 at 3:32 PM
    #9
    SR5 Limited

    SR5 Limited New Member

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    I wear yellow glasses over my glasses at night to drive...
     
    Toy4X4 and Thatbassguy like this.
  10. Mar 11, 2021 at 4:30 PM
    #10
    j cat

    j cat New Member

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    spacer lift front 1inch
    in my house area my roads are dark asphalt so the head lights work good ...
    now when I go to naples florida the roads have reflective surfaces I had to wear my sunglasses...
     
  11. Mar 11, 2021 at 4:59 PM
    #11
    ToyotaMacGyver

    ToyotaMacGyver At 88mph you’re going to see some serious sh...

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    Not sure what brand light bulb I have just know led bulbs were installed by the previous owner and I think they are fantastic. I’ve been flashed once and that was coming up a hill.
     
    18RunnerLTD likes this.
  12. Mar 11, 2021 at 5:11 PM
    #12
    mynameistory

    mynameistory New Member

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    Welp, you can only lead a horse to water, after all.

    Yes. Philips H9 bulbs:

    https://www.amazon.com/dp/B003YMPN3A/ref=cm_sw_r_cp_apa_fabc_9JX8WB1M8AW720K1PZYS

    They cost $12 on Amazon, they nearly double the stock output while retaining correct focus and pattern in the halogen optics, and you can get them at any auto parts store (unlike goofy LED or HID bulbs that you'll need to mail-order for replacements). They're the way to go.
     
  13. Mar 11, 2021 at 5:48 PM
    #13
    ElectroBoy

    ElectroBoy Ad astra

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  14. Mar 11, 2021 at 6:23 PM
    #14
    mynameistory

    mynameistory New Member

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  15. Mar 12, 2021 at 4:07 AM
    #15
    adrtoy

    adrtoy [OP] New Member

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    Thanks for the input guys. Anyone have a pair of dust covers they want to sell?
     
  16. Mar 13, 2021 at 5:28 PM
    #16
    jmkulbeth

    jmkulbeth Have you tried turning it off and on again?

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    Bone stock!
    This thread convinced me to try the H9 conversion. I picked up the Hakko micro side cutters and a pair of Hella High Performance 2.0 65w H9s and made the swap tonight.

    The H9s are a dramatic improvement over the stock bulbs. I can see the road, the lines, and street signs now. Bang for buck this is the easiest and most useful upgrade you can do.

    The micro side cutters made this simple. Just look at the old bulb and cut out the plastic guide tab in the connector, and trim the metal tab to match the factory bulbs. Reinstall the bulbs and dust cover, put the old bulbs and side cutters in the glovebox, and you're good to go.

    My biggest complaint with my '20 4Runner has been the headlights. My '04 Wrangler had the worst headlights I've ever owned until I replaced the sealed beam headlights with sealed beam Grote LEDs. The Grotes spoiled me and put my 4Runner factory bulbs to shame. Now with the H9s it's almost like having the LEDs. It's close enough to keep me happy.

    If you're on the fence about how to improve headlight performance, try the H9 conversion first.
     
    4Oregon, ElectroBoy and mynameistory like this.

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