VENTURA COUNTY
6AM - 11:30PM • MOBILE SERVICE •
Call or Text (805) 790-8162
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Fast Response Locksmith

2016 Mazda 3
Key Replacement - Save vs Dealer in Ventura County

We Drive to You | Stay Where You Are

Available
2016 Mazda 3 Smart Key
Smart Key

Our fully-equipped mobile unit comes directly to your home, office, or wherever you are. No towing, no waiting rooms, no rearranging your day. We handle everything on-site.

CA BSIS LICENSE LCO#6792
Mobile Locksmith Park It, We Come Zero Hassle
Fast Response15-25
min arrival
1,000+reviews
See why they skip the dealer113KSubscribers
2016 Mazda 3 key replacement cost - EZ Car Keyz Camarillo CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
2016 Mazda 3 key replacement cost - EZ Car Keyz Camarillo CA
Key specialists
Mobile Service
Our van carries everything - no shop visit needed
Fixed pricing
On Your Schedule
Same-day appointments, 7 days a week
Fast mobile service
One-Visit Solution
Key cut and programmed in a single visit
805 Special
10% OFFCODE:EZ-805-2026

🔥 Your spot, your key, your savings 🔥

Savings delivered right to your door
REDEEM (805) 790-8162

2016 Mazda 3
Key Options

Dealer-grade key for a fair, honest price

Push To Start
Most popular Mazda key typeMost Popular
2016 Mazda 3 Smart Key WAZSKE13D01
FCC IDWAZSKE13D01Part #GJY9-67-5DYButtons4BatteryCR2025Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Push To Start
2016 Mazda 3 Smart Key WAZSKE13D02
FCC IDWAZSKE13D02Part #GJR9-67-5DYButtons4BatteryCR2025Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Push To Start
2016 Mazda 3 Smart Key WAZSKE13D01
FCC IDWAZSKE13D01Part #KDY3-67-5DYButtons3BatteryCR2025Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Push To Start
2016 Mazda 3 Smart Key WAZSKE13D02
FCC IDWAZSKE13D02Part #KD33-67-5DYButtons3BatteryCR2025Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Key
2016 Mazda 3 Key WAZSKE13D02
FCC IDWAZSKE13D02Part #KDY3-67-5DYButtons3BatteryCR2025Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Smart Key
2016 Mazda 3 Smart Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Metal Key
2016 Mazda 3 Metal Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Budget 2016 Mazda 3 key fob options from EZ Car Keyz Camarillo CA
Skip the Dealer Markup
Professional key, honest rate
Budget 2016 Mazda 3 key fob options from EZ Car Keyz Camarillo CA
🔧 PRO TIP
The 2016 Mazda 3 smart fob runs a CR2025. Sounds obvious, but a lot of owners swap in a CR2032 because it physically fits and the car keeps working, mostly. The slightly thicker cell can bow the contact plate just enough to cause intermittent detection failures that come and go with temperature. You end up chasing a ghost. If your key-not-detected warning is random and the fob otherwise looks fine, check what battery is actually in there before anything else. Also worth knowing: aftermarket OBD dongles, cheap USB chargers, and plug-in GPS trackers sitting in the port all day can generate enough RF noise to interfere with the receiver and mimic a dying fob. Unplug everything from the OBD port and the 12V sockets, retest. Saves a lot of unnecessary diagnosis.
Related services: Ignition Repair · Smart Key

On-Site vs In-Shop

Mobile vs in-shop - see the difference

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
Your driveway beats their waiting room
Book Service (805) 790-8162

2016 Mazda 3 Smart Key Replacement - Fast, Affordable & Professional

Out in Camarillo Springs, I got a call from a guy who had been nursing a single smart key on his 2016 Mazda 3 for almost two years. He'd bought the car used, one key in the envelope, and just kept telling himself he'd get a spare made eventually. Eventually turned into the key stopping working on a Tuesday morning before work.

It wasn't dead. It was close. The fob would start the car about half the time, and the door handles would respond maybe once out of three tries. He'd already swapped the battery, or thought he had. When I popped the fob open on his hood, there was a CR2032 in there instead of the correct CR2025. Previous owner or some shop along the way had used whatever was handy. The contact plate had a slight outward bow from the thicker cell sitting against it for who knows how long.

I straightened the contact, seated the right battery, and the fob woke right back up. But he still needed that spare, which was the original reason I was there.

I decoded the door lock mechanically, cut a fresh key blade to match, and programmed a new fob to the car through the OBD port. The whole thing took about 35 minutes in his driveway. I walked every function: both door handles, the lock button, the unlock button, and the other two buttons on the fob, plus the emergency blade in the ignition just to confirm the cut was clean.

He ended up with two working keys. The dealer had quoted him a number that made him put it off for two years. He said he wished he hadn't waited.

Save vs the Dealer on Your Mazda 3 Key

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

Get Pricing (805) 790-8162 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: Camarillo Heights · Old Town Camarillo · Premium Outlets Area · Camarillo Springs

Mazda 3 Rapid Response, Done Right

Rapid response in the field

Affordable 2016 Mazda 3 key replacement by EZ Car Keyz in Camarillo CA
Smart Key | Rapid On-Site Service
2016 Mazda 3 | Ventura County
Affordable 2016 Mazda 3 key replacement by EZ Car Keyz in Camarillo CA
2016 Mazda 3 Smart Key
2016 Mazda 3
Smart Key | Made at Your Door
Estimated arrival time to Camarillo
We Come to You
Rapid Arrival
Available Today
Service location Camarillo
Camarillo
We Come Here
805 Area
Same-Day Keys (805) 790-8162

Why Mazda Customers Skip the Dealer

Real reviews from real locations

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
N
Natasha S.
Sep 2025
★★★★★

“Very professional and extremely affordable. The price was literally about three times cheaper than what my dealership quoted me. Fast service and no stress at all. Highly recommend.”

Google Review
A
A. G.
Jun 2025
★★★★★

“A friend lost my Lexus key and he was able to program and cut a brand new one within 20 minutes. Arrived within about 40 minutes and was friendly, efficient, and quick.”

Google Review
Watch real savings, real jobs62KFollowers
Customer review showing savings on 2016 Mazda 3 key by EZ Car Keyz Camarillo CA
“Real savings, real reviews.”
Customer review showing savings on 2016 Mazda 3 key by EZ Car Keyz Camarillo CA
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

Mazda 3 Mobile Service FAQ

Real costs, no dealer surprises

Do I need to bring my 2016 Mazda 3 somewhere for key replacement?
No. I come to you. Whether you're in a driveway in Camarillo Springs or stuck in a parking lot somewhere in Camarillo, I show up with everything needed to cut and program the key on the spot. Mazda dealers need the car in their service bay, which means either driving it there with a working key or paying for a tow if you have nothing. I've handled all-keys-lost jobs right in people's driveways. No tow, no waiting room, no second trip.
How does mobile key replacement work for a 2016 Mazda 3?
What do I need to have ready when you show up?
I bought a replacement fob online for my 2016 Mazda 3. Can I program it myself?
My 2016 Mazda 3 start button sees the fob fine but one door handle isn't responding to touch. Is the key failing?
Questions? Call (805) 790-8162

Mazda 3 Key Service Areas

Full coverage, zero hassle

📍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
Affordable 2016 Mazda 3 locksmith service area in Ventura County CA
Affordable 2016 Mazda 3 locksmith service area in Ventura County CA
Stranded in Ventura County? We respond fast

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SOS Call (805) 790-8162
Filmed on Location
Mazda 3 car key replacement video
113K+ Chose EZ Car Keyz

Your Mazda 3 Key, Your Location

Wherever your car is parked, that's where we work. Home, office, parking lot, roadside.

Best price 2016 Mazda 3 car key replacement by EZ Car Keyz Camarillo CA
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Ventura County