LS - 3rd Gen (2001-2006) Discussion topics related to the flagship Lexus LS430

Great inexpensive DIY fix for foggy/yellow/oxidized headlights

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Old 06-22-18, 03:27 AM
  #16  
Mbodall
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Originally Posted by jayclapp
A power buffer and ordinary polishing compound does just as well. Apply Aerospace 303 every month thereafter.
Yeah that's what I said I had done 3 years ago, but that removes a fair bit more material from the lenses than this product applied with only pressure from your fingers and a microfiber towel. Keep buffing/polishing your lenses with a power tool and within another couple of years, the lens will become very thin and crack when someone looks at it wrong.
Old 06-22-18, 06:43 AM
  #17  
2KHarrier
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Originally Posted by jayclapp
A power buffer and ordinary polishing compound does just as well. Apply Aerospace 303 every month thereafter.
Exactly what I do. Keeps them looking fine for as long as I need. I would like to try that PlastX with the buffer, to see how it does.
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Old 06-22-18, 07:16 AM
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DaveGS4
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PlastX does great with a buffer - did it time before last using that product with my Rupes & white pad. The Opti lens coating sealant I had used last time had been previously opened a couple of years back and 3/4 used up and didn't hold up either because it had aged out or I didn't have enough for good coverage.

Lasted about six months and started to fog up again so earlier this week I went with this kit
https://www.amazon.com/gp/product/B01M75GUJB/ref=oh_aui_detailpage_o07_s00?ie=UTF8&psc=1 https://www.amazon.com/gp/product/B01M75GUJB/ref=oh_aui_detailpage_o07_s00?ie=UTF8&psc=1




I tried to get just the sealant and was planning to use the PlastX I already have, but Amazon was out of stock with a 1-2 month wait, so I got the full kit for a couple bucks more that also included the cleaning solution and applicators. I suspect the stuff in the bottle for the headlights is PlastX just in a different packaging... about the same consistency and look and worked just as well. Note the sealant is an aerosol (says lasts 12 months), so if you use this I recommend putting down more protection than just the masking tape around the edges of your headlight... I was too lazy to do that and got some overspray I had to clear up. Instructions say the spray dries in 3-5 minutes but not to get it wet while it cures for 24 hours. Unfortunately the 10% chance of rain happened in a brief afternoon shower probably 6 hours after I did my headlights, so unsure if that will diminish the effectiveness of the stuff. Guess we'll find out in a few months.

Last edited by DaveGS4; 06-22-18 at 12:16 PM.
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Old 06-22-18, 09:13 AM
  #19  
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I was at local Lexus dealer yesterday picking up a new radiator cap, and I think I saw a sign for headlight restoration for $150. Any idea what these professional do to the headlight? I do not need one, but just curious if it is something that we can be replicate.
Old 06-22-18, 09:45 AM
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Originally Posted by BCT
I was at local Lexus dealer yesterday picking up a new radiator cap, and I think I saw a sign for headlight restoration for $150. Any idea what these professional do to the headlight? I do not need one, but just curious if it is something that we can be replicate.
If it's the same as they do with touch ups where the pro guy comes 1/wk to the dealer (my g/f now wife insisted I get the PDR and paint protection when I got a new car in 2007 or she would buy it for me), then exactly what we would do ourselves....or what's on YouTube...

btw what's the P/N on the rad cap, I remember coming up with 2 diff ones so curious...
Old 06-22-18, 09:47 AM
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Johnhav430
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Dang never heard of Aerospace 303, thanks fellas...
Old 06-22-18, 10:26 AM
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My 02 cents.

Wet sanding is the way to go. I used 3m kit and it absolutely did amazing job. Now, I am not sure if any aftermarket clearcoat or lacquer on top of the headlights will produce long-term results similar to OEM clearcoat.
Old 06-22-18, 10:58 AM
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I used the PlastX product today on my LS430 headlights.. I thought they were good to begin with, but sure enough a little yellow crud showed up on the white terry cloth rag and they look even better. Did a great job on my daily driver ('05 VW Passat TDI) that's now parked outside too.
Old 06-22-18, 11:35 AM
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Originally Posted by Johnhav430
btw what's the P/N on the rad cap, I remember coming up with 2 diff ones so curious...
What do you mean 2 different ones? Different size?

What I have is 16401-36020, Made in Japan. I hope they gave me the correct one because I just installed it in the car, and currently being driven around town.

Last edited by BCT; 06-22-18 at 11:57 AM.
Old 06-22-18, 11:44 AM
  #25  
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Originally Posted by Johnhav430
Dang never heard of Aerospace 303, thanks fellas...
Only been preaching about it in my build forum for awhile now lol. Use 303 on all of your seals too including the sunroof.
Old 06-22-18, 12:01 PM
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Oh hey, i used the exact same Maguires headlight restoration thing. The real meat of the story will be when i check up on it after a year. If it holds up and i just have to re-spray it, ill be a happy camper.

Otherwise for $15 and getting 85% of the way there, its been perfectly fine.

Old 06-22-18, 12:03 PM
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Originally Posted by BCT
What do you mean 2 different ones? Different size?

What I have is 16401-36020, Made in Japan. I hope they gave me the correct one because I just installed it in the car, and currently being driven around town.
Sweet...for some reason on eBay it said not for my car so I hesitated....then, another website showed 16401-31480....BUT, parts.com does show 16401-36020, so I think it's right...
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Old 06-22-18, 02:00 PM
  #28  
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Originally Posted by Johnhav430
Sweet...for some reason on eBay it said not for my car so I hesitated....then, another website showed 16401-31480....BUT, parts.com does show 16401-36020, so I think it's right...
Gotcha! I was going to get it via online and save a few bucks, but the old cap has a tiny tiny leaks. It is probably ok being driven around for a few days while waiting to be shipped, but I sleep better knowing it is replaced.
Old 07-03-18, 11:10 AM
  #29  
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Cool! I'll definitely give this a whirl! Nice results!
Old 07-03-18, 03:21 PM
  #30  
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Default headlight protection

after removing the oxidation, try Glare Professional + to seal and protect the headlight plastic . Check out their website Glare Finish and inform yourself about glass plexin
On a previous car I installed a Lexan sheet over the headlights (mainly to protect the glass headlights) but I think it would make a perfect cover over the lights . Should the Lexan ever discolor (which it did not over 6 years), just remove it and install another new sheet.

Last edited by semar; 07-03-18 at 04:20 PM. Reason: additional info


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