2024 Hyundai Sonata
Key Replacement - Save vs Dealer in Ventura County
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2024 Hyundai Sonata
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2024 Hyundai Sonata Smart Key Replacement - Fast, Affordable & Professional
Got called to the Ventura Performing Arts Center parking structure. A 2024 Sonata owner had just watched her smart key die mid-show.
She'd parked on level three, came back after intermission to grab her jacket, and the door wouldn't respond to the handle touch. The fob buttons did nothing. She tried the NFC backup with her phone against the door handle like the manual shows, but that failed too. Dead CR2450 was my first guess.
I popped the fob open on her trunk lid. The CR2450 looked new, installed maybe a week ago. But the negative contact spring had gotten flattened during battery replacement, barely making connection. I bent it back to proper tension, cleaned both contacts, and reinstalled the same battery.
The key came back to life immediately. All seven buttons worked, the passive entry responded to hand proximity, and her Digital Key NFC started working again too. Turns out the weak battery connection was killing the whole system, not just the remote functions.
She mentioned the dealer quoted her two days wait just for diagnosis, plus whatever the fix would cost. We sorted it in under 20 minutes right there in the parking structure, and she made it back before the second act started.
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“Super fast service. About 20 minutes from the call he was already there. He had an authentic replacement on hand and made a spare key for my 2017 Nissan Rogue in about 15 minutes. Great prices, friendly, and very professional.”
“Fast, affordable, and a great price. Marco did an amazing job and made a key for our Nissan Kicks quickly and professionally. Everything worked perfectly.”
“I got locked out of my vehicle and also lost my key. Marco came out, made a new key for my Toyota, and got me back on the road. He was professional, friendly, and clearly knows what he is doing.”
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