2012 Hyundai Elantra
Key Replacement - Save vs Dealer in Ventura County
No Working Key Required | We Handle It

Lost all your keys? Don't panic, and don't call a tow truck. Our mobile locksmith comes to your vehicle and creates a brand new key from scratch, even with zero working keys.

Lost key panic? Save with this
2012 Hyundai Elantra
Key Options
Dealer-grade key for a fair, honest price
No Spare? See the Difference
Emergency options side by side
2012 Hyundai Elantra Smart Key Replacement - Fast, Affordable & Professional
Got a call from a guy out in the Wildwood neighborhood in Thousand Oaks. He bought his 2012 Elantra used about a year ago and it came with one smart key. That one key ended up somewhere between a lakeside picnic spot and the parking lot. He retraced every step, checked with people nearby, nothing. His car was just sitting there.
I told him I could be out that afternoon.
First thing, I used my HY18 Lishi to pick and decode his driver door. Every wafer position read and recorded for the blade cut. Then I plugged into OBD and ran the all-keys-lost procedure through the HITAG 2 system, which wipes whatever old key data is stored in the immobilizer module and lets me register fresh fobs from scratch.
His new SY5HMFNA04, part number 95440-3X200, was cut, the PCF7952 chip paired, and all four buttons tested right there on the hood. Lock, unlock, trunk, panic. Push-button start fired on the first press. I cut and programmed a spare too so he would not be a single-key owner again.
He just stood there watching the engine idle like he half expected it to stall. It did not.
The whole thing, lock decode to engine running, took about 45 minutes. A dealer would have needed a tow and a multi-day wait. This was done in the same parking lot where he lost the key.
Save vs the Dealer on Your Hyundai Elantra Key
Get your key for hundreds less than the dealer. Same quality, same result, better price.
Hyundai Elantra Rapid Response, Done Right
Rapid response in the field
Emergency Saves, Real Reviews
Emergency saves, grateful customers
“Needed a spare car key made and chose EZ Car Keyz based on their reviews. The reviews were right. They gave me the best price, responded quickly to all my questions, came to my workplace, cut the keys on site, and finished fast.”
“Marco came out quickly, cut and programmed a new BMW key fob fast, and was extremely polite and professional.”
“My Sprinter van key broke and I was stranded. Marco was very friendly and helped me get three new keys quickly. I will definitely be using them again.”
Hyundai Elantra Key Service Areas
Emergency response, full coverage

Emergency service available in all listed cities










