VENTURA COUNTY
6AM - 11:30PM • MOBILE SERVICE •
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Fast Response Locksmith

1999 Toyota Avalon
Key Replacement - Save vs Dealer in Ventura County

No Appointments | No Waiting Rooms

Available
1999 Toyota Avalon Transponder Key
Transponder Key

Our fully-equipped mobile unit comes directly to your home, office, or wherever you are. No towing, no waiting rooms, no rearranging your day. We handle everything on-site.

CA BSIS LICENSE LCO#6792
We Bring the Shop No Dealer Visit Roadside OK
Fast Response15-25
min arrival
1,000+reviews
See why they skip the dealer113KSubscribers
1999 Toyota Avalon key replacement cost - EZ Car Keyz Oxnard CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
1999 Toyota Avalon key replacement cost - EZ Car Keyz Oxnard CA
Key specialists
Mobile Service
Our van carries everything - no shop visit needed
Fixed pricing
On Your Schedule
Same-day appointments, 7 days a week
Fast mobile service
One-Visit Solution
Key cut and programmed in a single visit
805 Special
10% OFFCODE:EZ-805-2026

🔥 No towing, no hassle, just savings 🔥

Good for any on-site key service
REDEEM (805) 790-8162

1999 Toyota Avalon
Key Options

Dealer-grade key for a fair, honest price

Transponder Key
Most popular Toyota key typeMost Popular
1999 Toyota Avalon Transponder Key
FCC IDPart #PE-TOY43AT4ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Remote
1999 Toyota Avalon Remote HYQ12BBX
FCC IDHYQ12BBXPart #89742-0C030Buttons4BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
MECHANICAL-KEY
1999 Toyota Avalon MECHANICAL-KEY
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Budget 1999 Toyota Avalon key fob options from EZ Car Keyz Oxnard CA
Skip the Dealer Markup
Professional key, honest rate
Budget 1999 Toyota Avalon key fob options from EZ Car Keyz Oxnard CA
🔧 PRO TIP
The 1999 Avalon runs Toyota's first-gen fixed-code transponder system, sometimes called Texas Instruments DST (Destination Specific Transport). The chip inside the key head is a Texas Instruments 4C glass chip, and the part number on the blank is TOY43AT4. There is no remote, no buttons, no battery. Just a mechanical key with a transponder pellet in the bow. If the security light on the dash blinks and the engine cranks but won't fire, the immobilizer is rejecting the chip, not the starter.
Related services: Ignition Repair · Smart Key

Toyota Avalon Key: Mobile vs Dealership

Two options, one clear winner

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
Your driveway beats their waiting room
Book Service (805) 790-8162

1999 Toyota Avalon Transponder Key Replacement - Fast, Affordable & Professional

Got a call from a woman in the College Estates area in Oxnard. Her 1999 Avalon had one key left and the plastic bow was cracked almost in half, held together by electrical tape. She said she'd been babying it for months, turning it slow, scared the transponder pellet would fall out one day and leave her stranded.

She was right to worry. The 4C chip inside that key head is a small glass capsule, and once the bow splits open all the way, it can drop out and disappear under a seat or into a parking lot drain. Then you're in all-keys-lost territory, which is a longer job.

I cut a fresh TOY43AT4 blank on my machine right next to the car. Then I connected my IM608 to the OBD-II port under the dash. On this generation Avalon, the immobilizer ECU is the 89780 series module, and the procedure reads the system, calculates the encryption seed, and writes the new 4C chip into memory. Once it took, I tested cold starts three times, cycled the key, watched the security light on the instrument cluster. Solid.

She turned the new key a few times just to feel it. No tape, no cracking plastic, no holding her breath. The whole thing happened in her driveway during lunch. The dealer would have needed the car dropped off, probably overnight, and the bill would have been a good chunk more.

Save vs the Dealer on Your Toyota Avalon Key

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

Get Pricing (805) 790-8162 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: Blackstock · Carriage Square · Channel Islands Harbor · College Estates

Toyota Avalon Rapid Response, Done Right

Rapid response in the field

Affordable 1999 Toyota Avalon key replacement by EZ Car Keyz in Oxnard CA
Transponder Key | Rapid On-Site Service
1999 Toyota Avalon | Ventura County
Affordable 1999 Toyota Avalon key replacement by EZ Car Keyz in Oxnard CA
1999 Toyota Avalon Transponder Key
1999 Toyota Avalon
Transponder Key | Made at Your Door
Estimated arrival time to Oxnard
We Come to You
Rapid Arrival
Available Today
Service location Oxnard
Oxnard
We Come Here
805 Area
Same-Day Keys (805) 790-8162

Home Service, Honest Reviews

What no-hassle service sounds like

T
Tommy M.
Dec 2023
★★★★★

“Tim went above and beyond. I struggled all day trying to program a new FOB and nothing worked. Tim helped me patiently, even recommending cheaper options since I was on a tight budget. He eventually came all the way to Ojai late at night and fixed everything.”

Yelp Review
A
Alexx C.
Dec 2025
★★★★★

“My key fob stopped working while I was at Oxnard Harbor and I thought I was going to need a tow. EZ Car Keyz showed up fast, programmed a new fob, checked everything carefully, and made sure the car was fully functional before leaving.”

Google Review
M
Mark F.
Feb 2024
★★★★★

“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.”

Yelp Review
Watch real savings, real jobs62KFollowers
Customer review showing savings on 1999 Toyota Avalon key by EZ Car Keyz Oxnard CA
“Real savings, real reviews.”
Customer review showing savings on 1999 Toyota Avalon key by EZ Car Keyz Oxnard CA
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

Toyota Avalon Mobile Service FAQ

Real costs, no dealer surprises

Do I need to bring my 1999 Toyota Avalon somewhere for key replacement?
No. I come to wherever the car is sitting. Driveway, office parking lot, street in College Estates area, Oxnard. Toyota dealers need you to either drive in on a working key or tow the car to their service bay. Avalon owners on forums regularly mention being told the car has to stay overnight while the dealer orders the blank or waits on a master tech for immobilizer programming. I carry TOY43AT4 blanks and the programming hardware in my van. Everything happens next to your car and you keep it the whole time.
How does mobile key replacement actually work for a 1999 Avalon?
What do I need to have ready when you arrive?
Can I buy a blank online and program the transponder myself on a 1999 Avalon?
My 1999 Avalon cranks but won't start and the security light is blinking. Is it the key?
Questions? Call (805) 790-8162

Toyota Avalon Key Service Areas

We cover your area

📍Ventura County & SB
Ventura County service area map
805 LOCAL LOCKSMITH
need a key? 🔑
Santa Barbara
Santa BarbaraETA 30-35 min
Goleta
GoletaETA 30-35 min
Isla Vista
Isla VistaETA 30-35 min
Montecito
MontecitoETA 25-30 min
Carpinteria
CarpinteriaETA 20-25 min
Ojai
OjaiETA 20-25 min
Ventura
VenturaETA 10-15 min
Santa Paula
Santa PaulaETA 20-25 min
Fillmore
FillmoreETA 25-30 min
Oxnard
OxnardETA 10-15 min
Port Hueneme
Port HuenemeETA 10-15 min
Camarillo
CamarilloETA 15-20 min
Moorpark
MoorparkETA 25-30 min
Simi Valley
Simi ValleyETA 30-35 min
Thousand Oaks
Thousand OaksETA 20-25 min
Santa BarbaraGoletaMontecitoCarpinteriaOjaiVenturaSanta PaulaFillmoreOxnardPort HuenemeCamarilloMoorparkSimi ValleyThousand Oaks
Affordable 1999 Toyota Avalon locksmith service area in Ventura County CA
Affordable 1999 Toyota Avalon locksmith service area in Ventura County CA
Stranded in Ventura County? We respond fast

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Toyota Avalon car key replacement video
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We Bring the Key to You

We bring the entire shop to your location. Every tool, every blank, every piece of equipment.

Best price 1999 Toyota Avalon car key replacement by EZ Car Keyz Oxnard CA
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