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2018 Toyota Mirai
Key Replacement - Save vs Dealer in San Diego

Locked Out? | Help is On the Way

Available
2018 Toyota Mirai Smart Key
Smart Key

All keys lost is our specialty. While the dealer would require a tow and days of waiting, we arrive at your location and have a new key cut and programmed on the spot.

CA BSIS LICENSE LCO#6792
No Spare Needed We Come to You Key Made On-Site
Fast Response15-25
min arrival
100+reviews
See why they skip the dealer113KSubscribers
2018 Toyota Mirai lost key replacement options from EZ Car Keyz Escondido CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • San Diego, CA
15+
Yrs Exp
2018 Toyota Mirai lost key replacement options from EZ Car Keyz Escondido CA
Key specialists
Zero Keys Needed
We program directly to your vehicle's computer
Fixed pricing
On-Site Key Cutting
New key cut from vehicle codes, not from a copy
Fast mobile service
Fast Recovery
Back on the road in 30-45 minutes from arrival
619 Special
10% OFFCODE:EZ-619-2026

🔥 All keys lost? Here's a discount 🔥

Valid even on after-hours lockouts
REDEEM (619) 876-1271

2018 Toyota Mirai
Key Options

Dealer-grade key for a fair, honest price

Push To Start
Most popular Toyota key typeMost Popular
2018 Toyota Mirai Smart Key HYQ14FBA
FCC IDHYQ14FBAPart #89904-30A30Buttons4BatteryCR1632Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
2018 Toyota Mirai replacement key fob with no original from EZ Car Keyz Escondido CA
Skip the Dealer Markup
Professional key, honest rate
2018 Toyota Mirai replacement key fob with no original from EZ Car Keyz Escondido CA
🔧 PRO TIP
The 2018 Mirai smart key runs a CR1632 cell. Toyota's intentional short-range tuning means this fob was never meant to unlock from across a parking lot, so don't chase a range complaint with a new fob before you swap the battery first. One thing specific to the Mirai: it's a hydrogen fuel cell vehicle, so the proximity sensor near the fuel door area can occasionally read interference from the refueling port panel. If your fob acts flaky right after a fill, move away from the station and retest before calling it a dead fob. Also, the emergency mechanical key blade is stored inside the fob housing. If the fob dies completely, pull that blade out and use the physical lock cylinder. A lot of Mirai owners don't know it's in there until they're stuck.
Related services: Ignition Repair · Smart Key

Stranded? Dealer vs Mobile Locksmith

Emergency key replacement: mobile locksmith vs dealer

EZ Car Keyz
EZ Car Keyz
Dealership
Average Cost
✓ $$
✕ $$$$
Location
✓ We come to you
✕ You drive there
Wait Time
✓ 20-45 min
✕ 2-5 days
Same-Day
✓ Yes
✕ Rarely
All Keys Lost
✓ No problem
✕ Tow required
OEM Quality
✓ Yes
✓ Yes
EZ Car Keyz wins 5 out of 6
All keys lost is no problem for us
Book Service (619) 876-1271

2018 Toyota Mirai Smart Key Replacement - Fast, Affordable & Professional

Downtown Escondido, late afternoon. A woman called me from her apartment parking lot with half a smart key in each hand.

She'd bought her 2018 Mirai used, single key, always meant to get a spare cut. The fob housing had been cracking at the seam for a while, the kind of slow split you ignore until you can't. That day she went to use the door lock cylinder with the emergency blade, the blade caught wrong and snapped. Half inside the lock, half still attached to the cracked fob. No way in, no way to start it.

The good news she didn't know yet: the transponder chip inside a cracked fob housing is almost always intact. The shell breaks. The chip doesn't care. I confirmed the chip was reading correctly before I did anything else, which meant I could skip a full all-keys-lost reset and work from the existing key data instead. That's a faster job and a simpler one.

I extracted the blade fragment from the lock cylinder, decoded the lock, and cut two new key blades. I transferred the intact circuit board into a fresh fob shell, verified all four buttons, confirmed the immobilizer was recognizing the key, and walked her through the emergency blade location in the new housing so she wouldn't be in this spot again.

Forty minutes, two working keys. She mentioned the dealer had quoted her a number that made her hesitate for a week before calling me. That hesitation was the only part of the day that cost her anything.

Save vs the Dealer on Your Toyota Mirai Key

Get your key for hundreds less than the dealer. Same quality, same result, better price.

Get Pricing (619) 876-1271 Text Us
BSIS Licensed Locksmith - California License LCO#6792
BSIS Licensed
CA Bureau of Security & Investigative Services
NASTF Certified Automotive Locksmith - Vehicle Security Professional
NASTF Certified
National Automotive Service Task Force
Fully Insured Locksmith - Hiscox Liability and Vehicle Damage Coverage
Fully Insured
Liability & vehicle damage coverage
Google Guaranteed Locksmith - Verified and Background Checked
Google Guaranteed
Verified & backed by Google
Also serving: Bear Valley · Downtown Escondido · East Valley · Kit Carson Park Area

Toyota Mirai Rapid Response, Done Right

Rapid response in the field

Lost 2018 Toyota Mirai key replacement by EZ Car Keyz in Escondido CA
Smart Key | Rapid On-Site Service
2018 Toyota Mirai | San Diego
Lost 2018 Toyota Mirai key replacement by EZ Car Keyz in Escondido CA
2018 Toyota Mirai Smart Key
2018 Toyota Mirai
Smart Key | Rescue Key
Estimated arrival time to Escondido
Priority ETA
Rapid Arrival
Available Today
Service location Escondido
Escondido
Help Is Close
619 Area
Same-Day Keys (619) 876-1271

Toyota Keys: From Panic to Five Stars

Emergency rescues that earned five stars

E
Erick
Nov 2025
★★★★★

“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.”

Google Review
H
Hunter P.
Jul 2025
★★★★★

“I called over 40 locksmiths trying to get a key made for my Audi A6 and nobody could do it. Tim made it easy, fast, and affordable. He showed up with a smile and got the job done without any stress. Absolute wizard with keys.”

Google Review
E
Esteban S.
Dec 2025
★★★★★

“My Chevy key snapped while I was running errands in North Oxnard. He removed the broken piece from the ignition, cut a new blade, programmed the transponder, and tested everything thoroughly. The whole job was smooth and professional. Best automotive locksmith I have used.”

Google Review
Watch real savings, real jobs62KFollowers
Customer review after losing 2018 Toyota Mirai key - EZ Car Keyz Escondido CA
“Real savings, real reviews.”
Customer review after losing 2018 Toyota Mirai key - EZ Car Keyz Escondido CA
5.0 out of 5 - Based on Over 100 five-star Google reviews
Best Price (619) 876-1271

Toyota Mirai Mobile Service FAQ

Real costs, no dealer surprises

Why does Toyota key replacement cost so much?
It's a layered answer. The smart key itself contains a transponder chip that has to be cryptographically enrolled to your specific vehicle's immobilizer. It's not a clone job, it's a registration. The fob also handles your remote lock, unlock, and the other button functions, all of which are tied to the same programming sequence. On the 2018 Mirai specifically, the vehicle security system is doing active two-way verification every time you approach and every time you press start. That level of integration is why a generic replacement key off a shelf does nothing until it's properly paired. Dealers charge what they charge partly because of the technology and partly because of overhead. A mobile locksmith carries the same professional diagnostic equipment to your parking lot in Downtown Escondido and doesn't build a service bay into the bill. Same result, different pricing structure. Call us for the actual number.
What exactly is a smart key and how does the 2018 Mirai use it?
How does dealer pricing compare to a mobile locksmith for the Mirai?
My Mirai starts fine but shows a key warning on the dash. Is the fob failing?
I bought a replacement fob online for my 2018 Mirai. Can I program it myself?
Questions? Call (619) 876-1271

Toyota Mirai Key Service Areas

Locked out anywhere? We respond fast

📍San Diego County
San Diego County service area map
619 LOCAL LOCKSMITH
need a key? 🔑
San DiegoChula VistaOceansideEscondidoCarlsbadEl CajonVistaSan MarcosEncinitasNational CityLa MesaSanteePowayCoronado
Emergency 2018 Toyota Mirai locksmith service area in San Diego County CA
Emergency dispatch throughout San Diego County

Lost your keys? We’ll come to wherever the car is

Get Help Now (619) 876-1271
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Toyota Mirai car key replacement video
113K+ Chose EZ Car Keyz

All Toyota Mirai Keys Lost? No Problem

No working key required. Our technicians program directly to your vehicle.

Lost your 2018 Toyota Mirai key? Call EZ Car Keyz Escondido CA now
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