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2021 Land Rover Discovery
Key Replacement - Save vs Dealer in San Diego

BSIS Licensed | NASTF Certified

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2021 Land Rover Discovery Smart Key
Smart 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.

CA BSIS LICENSE LCO#6792
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min arrival
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2021 Land Rover Discovery key replacement cost - EZ Car Keyz Vista CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • San Diego, CA
15+
Yrs Exp
2021 Land Rover Discovery key replacement cost - EZ Car Keyz Vista CA
Key specialists
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8+ Years in Business
Over 10,000 keys made across the region
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2021 Land Rover Discovery
Key Options

Dealer-grade key for a fair, honest price

Push To Start
Most popular Land Rover key typeMost Popular
2021 Land Rover Discovery Smart Key KOBJXF18A
FCC IDKOBJXF18APart #K0BJXF18AButtons5BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Smart Key
2021 Land Rover Discovery Smart Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Budget 2021 Land Rover Discovery key fob options from EZ Car Keyz Vista CA
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Budget 2021 Land Rover Discovery key fob options from EZ Car Keyz Vista CA
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The 2021 Discovery runs a distributed passive entry setup with multiple antennas spread across the vehicle, all talking over a low-speed network inside the car. When an owner tells me one door handle wakes up but another does nothing, that is almost never the fob. The antennas are individual units, and any one of them can go lazy or lose continuity at its connector. Before you blame the smart key, try walking all four handles and the liftgate button systematically. If the failure pattern is consistent and repeatable at the same spot every time, you are chasing an antenna or its harness, not a fob issue. Also worth knowing: the fob on this generation takes a CR2032, and a weak one can cause range problems and intermittent passive detection before it dies outright. Swap the battery first, then map the failure pattern. Those two steps alone tell you a lot before anything gets pulled apart.
Related services: Ignition Repair · Smart Key

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Average Cost
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Wait Time
✓ 20-45 min
✕ 2-5 days
Same-Day
✓ Yes
✕ Rarely
All Keys Lost
✓ No problem
✕ Tow required
OEM Quality
✓ Yes
✓ Yes
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2021 Land Rover Discovery Smart Key Replacement - Fast, Affordable & Professional

A Shadowridge homeowner called me about a 2021 Land Rover Discovery that would not acknowledge the fob at the driver's door handle. She had already swapped the fob battery herself, which was the right call. That still did not fix it.

She could unlock with the app and get in, but the passive touch unlock at the driver's handle was dead. The passenger handle worked fine. The liftgate detected her just like normal. The start button inside the cabin saw the fob with no complaints.

I got to her driveway and spent the first few minutes just walking the car. Driver handle, dead. Passenger, alive. Rear liftgate, alive. That pattern told me what I needed to know before I plugged anything in. It was not the fob, and it was not the vehicle security system throwing a fit. It was isolated to one antenna zone.

I pulled the diagnostic gear out of my van anyway, because you confirm before you conclude. The body control module had a stored fault pointed at that exact door antenna circuit. Connector at the antenna had worked itself loose, probably from door cycles and vibration over time. Reseated it, cleared the code, walked the handle again. Back to normal.

She had already gotten a dealer quote to replace the entire passive entry module, which would have meant ordering parts and waiting. What she actually needed was twenty minutes and someone who mapped the problem correctly from the start.

The Discovery is a serious vehicle. The key system matches that. But not every passive entry problem is a major repair.

Save vs the Dealer on Your Land Rover Discovery 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
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Also serving: Alta Vista · Breeze Hill · Buena Creek · Downtown Vista

Land Rover Discovery Rapid Response, Done Right

Rapid response in the field

Affordable 2021 Land Rover Discovery key replacement by EZ Car Keyz in Vista CA
Smart Key | Rapid On-Site Service
2021 Land Rover Discovery | San Diego
Affordable 2021 Land Rover Discovery key replacement by EZ Car Keyz in Vista CA
2021 Land Rover Discovery Smart Key
2021 Land Rover Discovery
Smart Key | Pro Grade Service
Estimated arrival time to Vista
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Service location Vista
Vista
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619 Area
Same-Day Keys (619) 876-1271

Trusted by 100+ Land Rover Drivers

Rated 5.0 on Google and Yelp

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
K
Kelly C.
Dec 2024
★★★★★

“My car keys were stolen on a cold evening and Nick drove all the way out to Santa Barbara. He got into my car, made a new key, and charged $100 less than another company. Friendly, skilled, trustworthy, and genuinely caring. Nick is a hero.”

Yelp Review
K
Kane G.
Apr 2024
★★★★★

“Tim is a hero. He programmed a master proximity key for a newer Volkswagen that multiple locksmiths refused to touch. He spent hours until late at night making sure every function worked perfectly. The skill level here is incredible.”

Yelp Review
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Customer review showing savings on 2021 Land Rover Discovery key by EZ Car Keyz Vista CA
“Real savings, real reviews.”
Customer review showing savings on 2021 Land Rover Discovery key by EZ Car Keyz Vista CA
5.0 out of 5 - Based on Over 100 five-star Google reviews
Best Price (619) 876-1271

Land Rover Discovery Mobile Service FAQ

Real costs, no dealer surprises

Do I have to go to the Land Rover dealer to get a replacement smart key for a 2021 Discovery?
No. A mobile locksmith with the right JLR-compatible diagnostic equipment can cut and program a replacement smart key on site. The 2021 Discovery does require professional tools to register a new fob to the vehicle's immobilizer and passive entry system, but that is not dealer-exclusive. What the dealer has is the factory portal. What a qualified locksmith has is the equipment and the key stock to get the same result without the wait and without the overhead built into dealer pricing. Land Rover owners in this area are sometimes told the fob has to be ordered directly through the manufacturer's supply chain and can only be programmed at the dealer. That is one way to do it. It is not the only way. A fresh fob, cut and programmed on your driveway in Vista, is the alternative. The job usually runs about 30 to 45 minutes depending on how many keys the system already has registered.
What is actually inside a 2021 Discovery smart key and why does it need programming?
How long does the dealer actually take for a 2021 Discovery key replacement?
I bought a replacement fob online. Can you just program it, or does the fob itself have to come from Land Rover?
My Discovery shows a key-not-detected warning but the fob battery is fresh. What is actually going on?
Questions? Call (619) 876-1271

Land Rover Discovery Key Service Areas

Certified service across the region

📍San Diego County
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San DiegoChula VistaOceansideEscondidoCarlsbadEl CajonVistaSan MarcosEncinitasNational CityLa MesaSanteePowayCoronado
Affordable 2021 Land Rover Discovery locksmith service area in Vista County CA
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Professional 2021 Land Rover Discovery Key Replacement

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Best price 2021 Land Rover Discovery car key replacement by EZ Car Keyz Vista CA
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