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Passenger side front turn signal not staying on as running light – 2018 Elantra

ElantraLlama

New member
Joined
Jun 9, 2025
Messages
4
I've got a 2018 Elantra, and I've run into a little head-scratcher. So, whenever my lights are on, the turn signal on the passenger side just won't stay lit up like the running light, which is super frustrating since the driver's side works just fine. I even tried swapping the bulbs and sockets from the driver side to the passenger side, but no luck there. The good news is, the turn signal itself still works when I flip it on, so at least I can signal when I need to!

Has anyone else dealt with something like this? I'd really appreciate any tips or fixes you might have. Thanks a bunch!
 
Hey! Nice job swapping out that bulb, that's a win! Now, about that running light not staying on, it could be something like a bad ground connection or maybe a loose wire somewhere. I'd suggest taking a look at the socket contacts and wiring to see if there's any corrosion. If that doesn't do the trick, we might be looking at an issue with the control module. Have you had a chance to check the wiring or maybe talked to a mechanic about it?
 
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