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Fast Response Locksmith

2004 Lexus IS
Key Replacement - Save vs Dealer in San Diego

Emergency? | On Our Way

Available
2004 Lexus IS Remote Head Key
Remote Head Key

Lost all your keys? Don't panic, and don't call a tow truck. Our mobile locksmith comes to your vehicle and creates a brand new key from scratch, even with zero working keys.

CA BSIS LICENSE LCO#6792
All Keys Gone? Call Start From Scratch Emergency Ready
Fast Response15-25
min arrival
100+reviews
See why they skip the dealer113KSubscribers
Verified locksmith 2004 Lexus IS key specs from EZ Car Keyz Encinitas CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • San Diego, CA
15+
Yrs Exp
Verified locksmith 2004 Lexus IS key specs from EZ Car Keyz Encinitas 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

🔥 From zero keys to savings 🔥

Valid on urgent & same-day requests
REDEEM (619) 876-1271

2004 Lexus IS
Key Options

Dealer-grade key for a fair, honest price

Remote Head Key
Most popular Lexus key typeMost Popular
2004 Lexus IS Remote Head Key HYQ1512V
FCC IDHYQ1512VPart #89070-33470Buttons3BatteryCR1616Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Transponder Key
2004 Lexus IS Transponder Key
FCC IDPart #PE-TOY48BT4ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Dealer grade 2004 Lexus IS key fob from EZ Car Keyz Encinitas CA
Skip the Dealer Markup
Professional key, honest rate
Dealer grade 2004 Lexus IS key fob from EZ Car Keyz Encinitas CA
🔧 PRO TIP
The 2004 Lexus IS uses a remote head key, meaning the fob and the key blade are one unit. There is no separate emergency insert key hiding inside. The transponder chip lives right in the head of that combined key, and the remote functions run off a CR1616. On these, a dead or weak battery kills the remote functions first, but the transponder is powered passively by the ignition coil ring, so the car will still start even when the remote stops responding. Owners get confused by that split behavior and assume the whole key is dead. It is not. Test the remote range and the lock/unlock buttons separately from the engine start before you conclude you need a replacement. If the buttons stopped working but the car cranks fine, start with the CR1616 and check the battery contacts inside the key head before anything else.
Related services: Ignition Repair · Smart Key

Lexus IS Emergency Response vs Dealer

No spare key? See your best path forward

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
Lost all your keys? No tow truck needed
Book Service (619) 876-1271

2004 Lexus IS Remote Head Key Replacement - Fast, Affordable & Professional

I was parked near Moonlight Beach on a Tuesday, finishing notes from the previous job, when the call came in. Woman at the urgent care on the same stretch, 2004 Lexus IS, one key left and she wanted a spare made before that last one walked out of her life.

When I got there she told me upfront that she had looked me up before calling. Not just a Google search. She had pulled my BSIS license number on the state website and confirmed it was active. Her last experience with a locksmith had not gone that way. That guy left her with a receipt that had no license number, a business name she could not find anywhere, and a phone that went to voicemail by the following week. She was not going through that again.

I respected that. She did exactly what a careful person should do.

The job itself was the easy part. The 2004 IS remote head key is a combined unit: blade, transponder, and remote all in one piece. I cut the new key blade to match her original using the existing working key as a reference, then programmed the transponder and the remote functions on site. The factory security system on this generation of IS accepts new keys through the diagnostic port without a lengthy forced countdown, so the whole thing moved quickly. I tested the new key against the ignition, the door locks, and the trunk release before I handed it over.

She had a working spare, a receipt with a real license number, a real company name, and a phone number that will still connect tomorrow. That was the whole job.

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
Google Guaranteed Locksmith - Verified and Background Checked
Google Guaranteed
Verified & backed by Google
Also serving: Cardiff-by-the-Sea · Downtown Encinitas · Leucadia · Moonlight Beach

Lexus IS Rapid Response, Done Right

Rapid response in the field

Insured mobile locksmith working on 2004 Lexus IS in Encinitas CA
Remote Head Key | Rapid On-Site Service
2004 Lexus IS | San Diego
Insured mobile locksmith working on 2004 Lexus IS in Encinitas CA
2004 Lexus IS Remote Head Key
2004 Lexus IS
Remote Head Key | Rescue Key
Estimated arrival time to Encinitas
Priority ETA
Rapid Arrival
Available Today
Service location Encinitas
Encinitas
Help Is Close
619 Area
Same-Day Keys (619) 876-1271

Stranded to Grateful

From no keys to no worries

D
Diya M.
Jan 2025
★★★★★

“Fast, affordable, and a great price. Marco did an amazing job and made a key for our Nissan Kicks quickly and professionally. Everything worked perfectly.”

Google Review
E
Edelson E.
Oct 2025
★★★★★

“I got locked out of my vehicle and also lost my key. Marco came out, made a new key for my Toyota, and got me back on the road. He was professional, friendly, and clearly knows what he is doing.”

Google Review
M
Miston
Dec 2025
★★★★★

“My ignition would not turn in La Jolla and I thought I needed a tow. EZ Car Keyz repaired the ignition on the spot and also made a spare key for safety. The technician worked carefully and confidently.”

Google Review
Watch real savings, real jobs62KFollowers
Google Guaranteed locksmith review for 2004 Lexus IS - EZ Car Keyz Encinitas CA
“Real savings, real reviews.”
Google Guaranteed locksmith review for 2004 Lexus IS - EZ Car Keyz Encinitas CA
5.0 out of 5 - Based on Over 100 five-star Google reviews
Best Price (619) 876-1271

Lexus IS Mobile Service FAQ

Real costs, no dealer surprises

I lost all my keys to my 2004 Lexus IS. Can you still make a new one?
Yes. All-keys-lost on the 2004 IS is a job we handle on site. The process involves resetting the vehicle's immobilizer through the diagnostic port, then programming new keys into the system so any lost ones no longer have access. Because the IS uses a remote head key, the blade cut and the transponder programming and the remote pairing all happen in one visit. The lost keys get wiped out of the system. You get a tested, working key before I leave.
Do I need to tow my 2004 Lexus IS to the dealer if I have no working keys?
How long does an all-keys-lost replacement take on a 2004 Lexus IS?
My 2004 Lexus IS starts fine but the lock and unlock buttons on the key stopped working. What is going on?
Can I buy a replacement remote head key online and program it myself for a 2004 Lexus IS?
Questions? Call (619) 876-1271

Lexus IS Key Service Areas

No key, any city, no problem

📍San Diego County
San Diego County service area map
619 LOCAL LOCKSMITH
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San DiegoChula VistaOceansideEscondidoCarlsbadEl CajonVistaSan MarcosEncinitasNational CityLa MesaSanteePowayCoronado
Guaranteed 2004 Lexus IS 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

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Lexus IS car key replacement video
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Stranded with zero keys? Call now. We come to you and have you driving in under an hour.

Rated number one 2004 Lexus IS locksmith - EZ Car Keyz Encinitas CA
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