2003 Nissan Sentra
Key Replacement - Save vs Dealer in Ventura County
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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.

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2003 Nissan Sentra
Key Options
Dealer-grade key for a fair, honest price
Locked Out? Compare the Solutions
All keys lost - two very different solutions
2003 Nissan Sentra Transponder Key Replacement - Fast, Affordable & Professional
Got a call one evening from a couple staying at a place near Ojai Valley Inn. Road trip retirees, one key between them, and the thing just stopped turning in the ignition.
They had already called the nearest Nissan dealer. Tow it in, earliest opening is tomorrow afternoon, and the quote made them go quiet on the phone. They found me online and asked how fast I could get to Ojai.
I pulled into the lot about 40 minutes later. The key looked rough. The blade was worn down on the shoulder cuts, which is normal on a 20-year-old Sentra key that's been on the same ring since new. The transponder chip inside was fine. The NATS5 module on the BCM wasn't throwing any codes. The problem was purely mechanical: the worn blade was no longer lifting the wafers cleanly in the ignition cylinder.
I pulled the key code from the lock, cut a fresh NSN14 blank on my machine in the van, and used my VVDI Key Tool to write the PCF7936 chip so the immobilizer would recognize it. Connected through the OBD-II port under the dash, pulled the NATS pin, registered the new key. Whole thing took maybe 20 minutes.
The husband turned the key and the engine caught on the first try. He looked at his wife like he wanted credit for finding my number. She gave him nothing.
They drove out the next morning with a working key and no tow bill.
Save vs the Dealer on Your Nissan Sentra Key
Get your key for hundreds less than the dealer. Same quality, same result, better price.
Nissan Sentra Rapid Response, Done Right
Rapid response in the field
Five Stars From Rescued Nissan Drivers
Reviews from customers we rescued
“I needed a car key replacement in Hillcrest and EZ Car Keyz helped me immediately. The technician programmed a new smart key right next to my car and tested every function before leaving. Fast, friendly, and very professional.”
“The dealership quoted me $600 for a new Honda key. EZ Car Keyz did it for $225, same day, cut and programmed at my house. Works perfectly. Everyone should know this is an option.”
“A+ service at an even better price. Tim was a lifesaver. I lost my original and only key for my Audi and he was willing to come to my location at 8pm the same day. He worked fast, communicated clearly, and made sure everything worked before leaving.”
Nissan Sentra Key Service Areas
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