Mitsubishi Diamante Key Replacement & Programming in Jacksonville
Spare keys from $285. All-keys-lost from $425. Mobile, on-site, same-day service across the First Coast.
Spare or Additional Diamante Key
Dealer Price
$455 – $645
Our Price
from$285
When you still have a working key.
Lost All Diamante Keys?
Dealer Price
$680 – $1,080
Our Price
from$425
When every key is lost or stolen.
Final price depends on your specific Diamante year and trim — call us for an exact quote.
✓ Verified key supply for Mitsubishi
Mitsubishi key blanks are stocked in our supplier catalog — no special-order delay.
Key Specifications — Mitsubishi Diamante
| Parameter | Value |
|---|---|
| Transponder Chip | Hitag3 / ID46 |
| FCC ID | OUCJ166N |
| Key Blade | MIT11R |
| Frequency | 433 MHz |
| Immobilizer | Mitsubishi Immobilizer |
| Proximity / Smart Key | Yes (2014+) |
About Your 2026 Mitsubishi Diamante
Mitsubishi is a Japan brand owned by Renault-Nissan-Mitsubishi Alliance. Their key system uses Mitsubishi Immobilizer / Smart Key with Transponder, Smart Key. Mitsubishi uses a relatively straightforward immobilizer system. Key replacement costs are among the most affordable in the Japanese market.
The 2026 Mitsubishi Diamante is a sedan. Most Diamante keys of this generation use the Hitag3 / ID46 transponder chip, remotes under FCC ID OUCJ166N, the MIT11R key blade — exactly the hardware we cut and program on-site. For this sedan we handle spare keys, all-keys-lost recoveries, and remote replacement curbside — at your home, office, or roadside in Jacksonville.
Your 2026 Mitsubishi Diamante is a modern-era vehicle and uses the latest revision of Mitsubishi's key security platform. Programming requires advanced equipment but is fully aftermarket-supported on-site — no dealer trip needed in most cases.
In Jacksonville
Every Mitsubishi Diamante job we book in Jacksonville comes with the price quoted on the phone — no bait-and-switch and no after-hours surcharge unless explicitly disclosed before dispatch.
Ready to book your Mitsubishi Diamante key?