Lexus IS Key Replacement & Programming in Jacksonville
Spare keys from $350. All-keys-lost from $430. Mobile, on-site, same-day service across the First Coast.
Spare or Additional IS Key
Dealer Price
$560 – $790
Our Price
from$350
When you still have a working key.
Lost All IS Keys?
Dealer Price
$830 – $1,270
Our Price
from$430
When every key is lost or stolen.
Final price depends on your specific IS year and trim — call us for an exact quote.
Key Specifications — Lexus IS
| Parameter | Value |
|---|---|
| Transponder Chip | Texas Crypto 128-bit |
| FCC ID | HYQ14FLB / HYQ14FBF |
| Key Blade | TOY48 |
| Frequency | 433 MHz |
| Immobilizer | Toyota H/G Transponder |
| Proximity / Smart Key | Yes (2004+) |
About Your 2026 Lexus IS
Lexus is a Japan brand owned by Toyota Motor Corporation. Their key system uses Toyota Smart Key System / Immobilizer with Transponder, Smart Key. Lexus uses Toyota's proven immobilizer and smart key platform with premium refinements.
The 2026 Lexus IS is a sedan. We service this exact sedan regularly across the Jacksonville area — programming is reliable, the key blank is in stock on the truck, and most spare-key jobs complete in 35–60 minutes on-site without a tow.
Your 2026 Lexus IS is a modern-era vehicle and uses the latest revision of Lexus's key security platform. Programming requires advanced equipment but is fully aftermarket-supported on-site — no dealer trip needed in most cases.
Immobilizer (Toyota H/G Transponder): Toyota's H-chip and G-chip platforms have been refined over two decades. Programming is fast, well-documented, and supported by every modern aftermarket programmer.
In Jacksonville
Whether you're in the Westside, Northside, Arlington, San Marco, Avondale, or out toward the Beaches — Jacksonville Beach, Atlantic Beach, Neptune Beach, Ponte Vedra — we cover the whole metro for Lexus IS key service.
Ready to book your Lexus IS key?