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Fast Response Locksmith

2017 Mazda CX-3
Key Replacement - Save vs Dealer in San Diego

On-Site in Minutes | Key Done in Under an Hour

Available
2017 Mazda CX-3 Smart Key
Smart Key

Don't wait 3-5 business days at the dealership. EZ Car Keyz gets you back on the road fast. We arrive quickly and have your new key working before your coffee gets cold.

CA BSIS LICENSE LCO#6792
Rapid Response Same-Day Keys Quick Turnaround
Fast Response15-25
min arrival
100+reviews
See why they skip the dealer113KSubscribers
2017 Mazda CX-3 all keys lost solutions from EZ Car Keyz Del Mar CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • San Diego, CA
15+
Yrs Exp
2017 Mazda CX-3 all keys lost solutions from EZ Car Keyz Del Mar CA
Key specialists
Fast Response
Average arrival time: 15-25 minutes
Fixed pricing
Same-Day Service
Call now, get your key today - no waiting days
Fast mobile service
Done in Under 1 Hour
Key cut and programmed in 20-45 minutes
619 Special
10% OFFCODE:EZ-619-2026

🔥 Quick service, quick savings 🔥

No waiting for your discount to apply
REDEEM (619) 876-1271

2017 Mazda CX-3
Key Options

Dealer-grade key for a fair, honest price

Push To Start
Most popular Mazda key typeMost Popular
2017 Mazda CX-3 Smart Key WAZSKE13D01
FCC IDWAZSKE13D01Part #KDY3-67-5DYButtons3BatteryCR2025Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Push To Start
2017 Mazda CX-3 Smart Key WAZSKE13D02
FCC IDWAZSKE13D02Part #KD33-67-5DYButtons3BatteryCR2025Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Key
2017 Mazda CX-3 Key WAZSKE13D02
FCC IDWAZSKE13D02Part #KDY3-67-5DYButtons3BatteryCR2025Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Smart Key
2017 Mazda CX-3 Smart Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Metal Key
2017 Mazda CX-3 Metal Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
New 2017 Mazda CX-3 key fob when all keys lost from EZ Car Keyz Del Mar CA
Skip the Dealer Markup
Professional key, honest rate
New 2017 Mazda CX-3 key fob when all keys lost from EZ Car Keyz Del Mar CA
🔧 PRO TIP
The 2017 CX-3 smart key runs a CR2025 battery, which is a slightly thicker cell than the CR2032 some people grab by mistake at the pharmacy. Wrong battery seats wrong, the contact pressure drops, and suddenly you've got a fob with a new battery that still acts dead. Before calling anyone, pop the back off the fob and verify the battery is actually a CR2025, properly seated with both terminals making clean contact. Also worth knowing: the factory fob on this car carries the immobilizer credential inside it. If the fob stops communicating, the engine will not start even if you physically get into the car. A key-not-detected warning at startup almost always means the vehicle stopped reading the fob, not just that the door unlocking went flaky. The two symptoms together point you to the battery first, the fob second, and the vehicle's receiver third, in that order.
Related services: Ignition Repair · Smart Key

Mazda CX-3 Key Today vs Next Thursday

Our timeline vs dealer timeline

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
Same-day service vs dealer wait times
Book Service (619) 876-1271

2017 Mazda CX-3 Smart Key Replacement - Fast, Affordable & Professional

Del Mar Village on a Saturday night is the kind of place where the restaurants are packed, the parking is tight, and nobody expects to be stranded. A business consultant had checked into one of the hotels near the village, driven down from somewhere north of the county, and his only smart fob for his 2017 CX-3 was gone. Not in the room, not in the car, not at the front desk. Gone.

The hotel told him Mazda smart keys were a dealer-only situation. That's the line a lot of front desks give because it's the easiest answer. The dealer was closed until Monday. He was supposed to be back home Sunday morning.

He found me online, I was already working that evening, and I drove out to him.

The all-keys-lost procedure on this generation Mazda is not a plug-in-and-go job. The vehicle security system needs a full reset through the diagnostic port before it will accept any new fob at all. Some setups on these also require two fobs to complete the initialization sequence before either one is confirmed active. I carry two fobs for exactly that reason, so I had everything on the van to handle it in one session.

I ran the reset, registered both fobs, did the full walkthrough: push-to-start from outside the vehicle, door lock and unlock on each handle, every button on both fobs. Everything confirmed.

He drove out of that parking lot Sunday morning. The dealer comparison came up later in the conversation, but honestly the part that mattered was that he wasn't stuck calling for a rental and rescheduling his week. That's the job.

Save vs the Dealer on Your Mazda CX-3 Key

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

Get Pricing (619) 876-1271 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: Carmel Valley · Del Mar Heights · Del Mar Village · Torrey Pines

Mazda CX-3 Rapid Response, Done Right

Rapid response in the field

2017 Mazda CX-3 key made with no spare by EZ Car Keyz Del Mar CA
Smart Key | Rapid On-Site Service
2017 Mazda CX-3 | San Diego
2017 Mazda CX-3 key made with no spare by EZ Car Keyz Del Mar CA
2017 Mazda CX-3 Smart Key
2017 Mazda CX-3
Smart Key | Done in Minutes
Estimated arrival time to Del Mar
Fast Dispatch
Rapid Arrival
Available Today
Service location Del Mar
Del Mar
Rapid Service Zone
619 Area
Same-Day Keys (619) 876-1271

Fast Service, Five-Star Reviews

Reviews from drivers who got keys fast

A
Antoine M.
Dec 2025
★★★★★

“I am very pleased with the value of the service I received from Marco at EZ Car Keyz. They arrived extremely fast, opened my door in no time, and the price was right on point.”

Google Review
E
Ezra M.
Oct 2025
★★★★★

“I needed a new key for my car and Marco gave me the best quote by far. He showed up, made the new key on the spot, and everything works perfectly. Fast service and great value.”

Google Review
F
Felipe P.
Oct 2025
★★★★★

“Quick, affordable, and professional service. Marco made a new key for my motorcycle after I lost it and had me back on the road fast. Clean work, great price, and super friendly.”

Google Review
Watch real savings, real jobs62KFollowers
Emergency 2017 Mazda CX-3 key replacement review - EZ Car Keyz Del Mar CA
“Real savings, real reviews.”
Emergency 2017 Mazda CX-3 key replacement review - EZ Car Keyz Del Mar CA
5.0 out of 5 - Based on Over 100 five-star Google reviews
Best Price (619) 876-1271

Mazda CX-3 Mobile Service FAQ

Real costs, no dealer surprises

What is the cheapest way to replace my 2017 CX-3 key?
Call a mobile locksmith before you call the dealer. Dealer pricing on a smart key replacement for this generation CX-3 tends to land well into the several-hundred-dollar range once you factor in the fob, the programming labor, and often a tow if you have no working key at all. That does not count the appointment wait. With EZ Car Keyz, the job comes to you. You are not paying for a tow, you are not sitting in a dealership waiting room, and the pricing is a fraction of what the dealer route costs. Call for a quote specific to your situation, because whether you have a working key to copy or you are starting from scratch makes a real difference in scope.
How much more does all-keys-lost cost versus adding a spare?
Are aftermarket CX-3 fobs cheaper and do they actually work?
My CX-3 started fine yesterday. Today it shows a key warning and will not start. Nothing changed. What happened?
I bought a replacement fob online. Can I program it myself or do I need a technician?
Questions? Call (619) 876-1271

Mazda CX-3 Key Service Areas

Quick arrival, wherever you are

📍San Diego County
San Diego County service area map
619 LOCAL LOCKSMITH
need a key? 🔑
San DiegoChula VistaOceansideEscondidoCarlsbadEl CajonVistaSan MarcosEncinitasNational CityLa MesaSanteePowayCoronado
Lost 2017 Mazda CX-3 key service coverage in San Diego County CA
Emergency dispatch throughout San Diego County

Same-day service available in all listed cities

Get Help Now (619) 876-1271
Filmed on Location
Mazda CX-3 car key replacement video
113K+ Chose EZ Car Keyz

Same-Day Mazda CX-3 Key Replacement

From your call to a working key in about an hour. No dealer delays, no multi-day wait.

All 2017 Mazda CX-3 keys lost? Call EZ Car Keyz Del Mar CA
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