Automotive

Moisture Inside Headlight Issue With Stealership

  • Last Updated:
  • Mar 29th, 2019 9:50 pm
[OP]
Newbie
Mar 25, 2019
19 posts
1 upvote

Moisture Inside Headlight Issue With Stealership

I recently picked up a new 2018 Mazda 3 from the dealer. The next day a mechanic noticed moisture inside one of the headlights and told me to talk to the dealer as it would eventually damage the lamp after the warranty ends and I would end up having to pay for another one.
Got to the dealership, my salesman talked to one of the mechanics and they said that there's moisture inside because new headlights aren't completely sealed. That puzzles me because there is no moisture inside the other headlight. They also said that condensation is normal and won't damage the headlight over time.
Water and electrical products don't mix well lol so right now I'm thinking of about going back and demanding they fix it as its under the 3 year bumper to bumper warranty, or go to corporate. I'm new to this so I'd love to know your thoughts on this situation and what I should do next. Any help is greatly appreciated.

Here's images of the 2 headlights
Image
Image

https://imgur.com/UziG0ZH
https://imgur.com/a/Sf6pjcw
13 replies
Jr. Member
Feb 6, 2018
122 posts
36 upvotes
Keep an eye on it. It should dry out after a day or two. If not, demand for a replacement.
Deal Expert
Aug 22, 2011
38889 posts
25487 upvotes
Center of Universe
That's normal.
When you see water pooling inside, that's when it's not normal.
Deal Addict
Apr 26, 2013
4058 posts
4005 upvotes
Toronto
I'm going to have to disagree that this is normal, I have never had it happen to any of my cars new or old. To further my point my friend purchased a brand new pilot and had this issue on one rear light and they replaced it for him.
Newbie
Dec 23, 2012
69 posts
50 upvotes
vkizzle wrote: That's normal.
When you see water pooling inside, that's when it's not normal.
Completely agree. It's normal to have some condensation from time to time. If it accumulates until it pools, that's a problem. It should always dry up eventually, usually doesn't take long.
Sr. Member
Aug 4, 2004
656 posts
509 upvotes
same question I had before while picking up the new truck.. yes.. it is not uncommon to see that especially if your car was on the lot for sometime.. once you start driving and turn the lights on, those should disappear within 1 week.
Deal Addict
Aug 24, 2007
2660 posts
2802 upvotes
Ottawa
Headlights has weeping/venting tubes behind it to allow for some air circulation within the housing. If possible, check to make sure that all the tubes are pointing downwards if possible. If the condensation doesn't clear up in a few days and the water starts pooling, take it back to the service center.
Deal Fanatic
User avatar
Sep 9, 2012
6152 posts
5279 upvotes
Oakville, ON
Jared77 wrote: I recently picked up a new 2018 Mazda 3 from the dealer. The next day a mechanic noticed moisture inside one of the headlights and told me to talk to the dealer as it would eventually damage the lamp after the warranty ends and I would end up having to pay for another one.
Got to the dealership, my salesman talked to one of the mechanics and they said that there's moisture inside because new headlights aren't completely sealed. That puzzles me because there is no moisture inside the other headlight. They also said that condensation is normal and won't damage the headlight over time.
Water and electrical products don't mix well lol so right now I'm thinking of about going back and demanding they fix it as its under the 3 year bumper to bumper warranty, or go to corporate. I'm new to this so I'd love to know your thoughts on this situation and what I should do next. Any help is greatly appreciated.

Here's images of the 2 headlights
Image
Image

https://imgur.com/UziG0ZH
https://imgur.com/a/Sf6pjcw
Explanation provided by dealership is correct.
Deal Guru
User avatar
Mar 13, 2004
13505 posts
5128 upvotes
Ontario
This is normal on new cars. I have seen it many time and had it on my brand new car & my parents. After a few days it goes away and I have yet to see it again.
Deal Expert
User avatar
Jul 30, 2007
32376 posts
19768 upvotes
Toronto
I say it’s normal. I had experienced this personally on many euro brands (with xenon headlights). Issue should be cleared up in about 1-2 months time
[OP]
Newbie
Mar 25, 2019
19 posts
1 upvote
sickcars wrote: This is normal on new cars. I have seen it many time and had it on my brand new car & my parents. After a few days it goes away and I have yet to see it again.
Thanks for the help. Would you happen to know why one builds up moisture while the other doesn't?

I washed my car today and it came back briefly but is now gone.
Deal Guru
User avatar
Mar 13, 2004
13505 posts
5128 upvotes
Ontario
I'm not to sure but the only thing I can think of that going from cold to hot temperatures during the shipping phase will cause that and to fully remove all the moisture you need to run the headlights probably for a few hours to fully dry it (since newer headlights dont get as warm as the old ones)

If it does not go away after a few weeks or a month and you drive the car regularly for a good amount of time (not just very short trips) then at that point I would go back to the dealer as it could be an issue with a seal around the headlight.
Jared77 wrote: Thanks for the help. Would you happen to know why one builds up moisture while the other doesn't?

I washed my car today and it came back briefly but is now gone.
Deal Addict
Oct 2, 2013
3107 posts
3478 upvotes
Montreal
In Ford warranty guide, it says 50% of the inside has to be covered in droplets. I can't see your pictures so I can't tell.
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Deal Addict
Jan 17, 2009
4250 posts
4569 upvotes
Toronto, Ontario
Normal for VW's as well FYI. The back of the headlights there's a little vent so park somewhere sunny for a few days and it'll clear up.

Lots of people panic and freak out, but unless there's a pool or water or you get bulb/dashboard errors they won't/shouldn't replace it.

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