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1999 Lexus SC
Key Replacement - Save vs Dealer in San Diego

Trusted by 100+ Drivers

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1999 Lexus SC Remote Head Key
Remote Head Key

With 100+ verified Google reviews and every major industry certification, EZ Car Keyz is the locksmith trusted by families, businesses, and fleet managers throughout the area.

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Professional 1999 Lexus SC locksmith quote from EZ Car Keyz Fallbrook CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • San Diego, CA
15+
Yrs Exp
Professional 1999 Lexus SC locksmith quote from EZ Car Keyz Fallbrook CA
Key specialists
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1999 Lexus SC
Key Options

Dealer-grade key for a fair, honest price

Remote Head Key
Most popular Lexus key typeMost Popular
1999 Lexus SC Remote Head Key HYQ1512V
FCC IDHYQ1512VPart #89070-33470Buttons3BatteryCR1616Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Transponder Key
1999 Lexus SC Transponder Key
FCC IDPart #89785-30020ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Professional 1999 Lexus SC key programming by EZ Car Keyz Fallbrook CA
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Professional 1999 Lexus SC key programming by EZ Car Keyz Fallbrook CA
🔧 PRO TIP
The 1999 Lexus SC runs a remote head key, meaning the fob and the key blade are one unit. There is no separate smart key or proximity antenna, and there is no push-button start. What you have is a transponder-based system: blade goes in the cylinder, fob handles lock, unlock, and trunk. If the fob stops responding after a battery swap, the remote side can lose sync while the transponder side still starts the car just fine. Those are two separate things failing for two separate reasons, and people mix them up all the time. The remote can often be resynced on site. The transponder talks to the immobilizer through the ignition cylinder, so if the engine cranks but immediately stalls, that is an immobilizer read issue, not a dead fob battery. Replace the CR1616 first and seat it flat against both contacts before assuming anything bigger is wrong.
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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1999 Lexus SC Remote Head Key Replacement - Fast, Affordable & Professional

I got a call from someone out in the Live Oak Park Area of Fallbrook. The 1999 Lexus SC had been sitting for a few weeks, came back from a short trip, and the fob had gone quiet. Doors would not respond. He was using the blade to get in manually, which works, but it is not how anyone wants to live.

When I pulled up, the first thing I did was pop the fob and check the CR1616. It was the original cell. Not dead, but weak enough that the remote signal was gone. Swapped the battery, seated it correctly, and the lock and unlock came right back. He clicked it twice just to make sure it was real.

But he also mentioned the car had stumbled a little on the last cold start, so I checked that the transponder side was reading cleanly through the ignition. It was. Engine started clean, held idle, no stall. Both sides of the system were good.

The whole call took less than thirty minutes and he did not have to tow anything to a dealer or sit in a waiting room. He had found me through my YouTube channel and already had a feel for how the job goes before I arrived. That part always makes things easier.

Dealer comparison was not even part of the conversation. He just wanted it working by lunch, and it was.

Save vs the Dealer on Your Lexus SC Key

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

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Also serving: Bonsall · De Luz · Downtown Fallbrook · Live Oak Park Area

Lexus SC Rapid Response, Done Right

Rapid response in the field

Certified auto locksmith servicing 1999 Lexus SC in Fallbrook CA
Remote Head Key | Rapid On-Site Service
1999 Lexus SC | San Diego
Certified auto locksmith servicing 1999 Lexus SC in Fallbrook CA
1999 Lexus SC Remote Head Key
1999 Lexus SC
Remote Head Key | Pro Grade Service
Estimated arrival time to Fallbrook
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Service location Fallbrook
Fallbrook
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619 Area
Same-Day Keys (619) 876-1271

Certified and Five-Star Rated

Credentials confirmed by real drivers

M
Marianne S.
Dec 2022
★★★★★

“I had two Subaru key fobs made and Marco provided excellent service. He stayed persistent through multiple part orders to make sure everything was correct. Very thorough, punctual, and great communication throughout.”

Google Review
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
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Certified locksmith review for 1999 Lexus SC service by EZ Car Keyz Fallbrook CA
“Real savings, real reviews.”
Certified locksmith review for 1999 Lexus SC service by EZ Car Keyz Fallbrook CA
5.0 out of 5 - Based on Over 100 five-star Google reviews
Best Price (619) 876-1271

Lexus SC Mobile Service FAQ

Real costs, no dealer surprises

What is the cheapest way to handle all-keys-lost on my 1999 Lexus SC?
Call a mobile locksmith who works Lexus before you call the dealer. All-keys-lost on this generation means cutting a new blade and programming a replacement remote head key on site, without towing. The dealer route involves a service appointment, a tow if the car will not start, and a wait for parts. We come to you in Fallbrook, handle the key cutting and programming at the vehicle, and the price we quote on the phone is what you pay. No surprise labor, no tow bill.
Can you wipe lost or stolen keys from my 1999 Lexus SC so they no longer work?
My 1999 Lexus SC fob is dead. Can I still get into the car?
The engine starts fine but dies within a second or two. Could this be a key problem?
I bought a replacement fob online for my 1999 Lexus SC. Can I program it myself?
Questions? Call (619) 876-1271

Lexus SC Key Service Areas

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1999 Lexus SC Key by Licensed Pros

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