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2020 Lexus IS
Key Replacement - Save vs Dealer in Ventura County

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2020 Lexus IS Smart Key
Smart Key

Licensed by the California BSIS, NASTF certified, Google Guaranteed, and backed by 1,000+ five-star reviews. When you call EZ Car Keyz, you're getting a verified professional.

CA BSIS LICENSE LCO#6792
Licensed Since 2016 NASTF Approved Damage Coverage
Fast Response15-25
min arrival
1,000+reviews
See why they skip the dealer113KSubscribers
2020 Lexus IS all keys lost solutions from EZ Car Keyz Oxnard CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
2020 Lexus IS all keys lost solutions from EZ Car Keyz Oxnard CA
Key specialists
Google Guaranteed
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Fixed pricing
Fully Insured
Liability coverage and background-checked technicians
Fast mobile service
8+ Years in Business
Over 10,000 keys made across the region
805 Special
10% OFFCODE:EZ-805-2026

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2020 Lexus IS
Key Options

Dealer-grade key for a fair, honest price

Push To Start
Most popular Lexus key typeMost Popular
2020 Lexus IS Smart Key HYQ14FBA
FCC IDHYQ14FBAPart #89904-30A30Buttons4BatteryCR1632Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Smart Key
2020 Lexus IS Smart Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
New 2020 Lexus IS key fob when all keys lost from EZ Car Keyz Oxnard CA
Skip the Dealer Markup
Professional key, honest rate
New 2020 Lexus IS key fob when all keys lost from EZ Car Keyz Oxnard CA
🔧 PRO TIP
The 2020 Lexus IS smart key fob runs a CR1632 battery, and these cars are picky about contact quality. A slightly weak cell won't always throw a clean "key not detected" warning right away. What you get first is inconsistent behavior: touch-unlock on the door handle works sometimes, doesn't other times, start button takes two presses. Owners chase that for weeks thinking it's a sensor issue. It's usually the battery. Pull the fob apart, check that the CR1632 is seated flat against both contacts, and swap it fresh before assuming anything else is wrong. Also worth knowing: the 2020 IS smart key fob does not cross over to any US Toyota model. The fob is Lexus-specific, so the generic "Toyota-compatible" fobs floating around online won't register to this car even if someone cuts them to look right.
Related services: Ignition Repair · Smart Key

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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
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Book Service (805) 790-8162

2020 Lexus IS Smart Key Replacement - Fast, Affordable & Professional

She was at a wine bar in the Wilson neighborhood of Oxnard when someone lifted her clutch purse off the back of her chair. Keys, ID, cards, all of it gone at once. She borrowed a phone, called the police, then her husband, then me.

Her 2020 Lexus IS was sitting in the parking lot with zero keys in existence. Her husband had already called the dealer. They told him the car would need to be towed in, the wait was four to five business days, and they were recommending a full smart key system reset. The estimate they gave him was not a small number.

I got there that evening. All-keys-lost after a theft is a different job than a simple second-key add. The first thing I do is wipe the key memory completely so the stolen fob is electronically dead to the car. Doesn't matter if someone finds that purse later. That fob won't start the IS.

I connected to the smart key ECU through the diagnostic port, cleared the existing key data, and enrolled two new fobs from scratch. Then I decoded the door lock and cut the emergency blade that lives inside the fob housing, tested it in the door cylinder, and walked every button on both fobs before I called it done.

She was driving home before the police even called back with an update. The dealer route would have meant a tow, almost a week without the car, and a bill that was way more than what she paid me. I get why people call the dealer first. I just tend to be faster and a lot cheaper for a job like this.

Save vs the Dealer on Your Lexus IS Key

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

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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
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Also serving: Blackstock · Carriage Square · Channel Islands Harbor · College Estates

Lexus IS Rapid Response, Done Right

Rapid response in the field

2020 Lexus IS key made with no spare by EZ Car Keyz Oxnard CA
Smart Key | Rapid On-Site Service
2020 Lexus IS | Ventura County
2020 Lexus IS key made with no spare by EZ Car Keyz Oxnard CA
2020 Lexus IS Smart Key
2020 Lexus IS
Smart Key | Pro Grade Service
Estimated arrival time to Oxnard
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Service location Oxnard
Oxnard
Insured Service
805 Area
Same-Day Keys (805) 790-8162

What Trust Looks Like in Reviews

1,000+ customers who trusted us

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
S
Sonia V.
Feb 2024
★★★★★

“Marco came out quickly, cut and programmed a new BMW key fob fast, and was extremely polite and professional.”

Yelp Review
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Emergency 2020 Lexus IS key replacement review - EZ Car Keyz Oxnard CA
“Real savings, real reviews.”
Emergency 2020 Lexus IS key replacement review - EZ Car Keyz Oxnard CA
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

Lexus IS Mobile Service FAQ

Real costs, no dealer surprises

Why is Lexus smart key replacement so expensive?
It's not just a fob with some buttons. The 2020 Lexus IS smart key contains a transponder chip that has to be cryptographically paired to your specific vehicle's immobilizer. That pairing requires professional-grade diagnostic equipment and the right software for the Lexus security architecture. You can't do it with a generic OBD reader or a button sequence. The key has to be recognized at the ECU level before the car will start. Dealers mark up the hardware, charge separately for programming labor, and if you can't drive the car in, you're adding a tow. That's how a single key replacement gets expensive fast. A mobile locksmith cuts out the tow, the shop overhead, and usually the wait. You get the same result for a lot less, done at your location.
What exactly is a smart key and how does it work on the 2020 IS?
How does your price compare to the Lexus dealer for a 2020 IS key?
I bought a replacement fob online for my 2020 IS. Can I program it myself?
The door handle touch-unlock on my 2020 IS is inconsistent. Is the key going bad?
Questions? Call (805) 790-8162

Lexus IS Key Service Areas

Same licensed team, every city

📍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
Lost 2020 Lexus IS key service coverage in Ventura County CA
Lost 2020 Lexus IS key service coverage in Ventura County CA
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