VENTURA COUNTY
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Fast Response Locksmith

2004 BMW Z4
Key Replacement - Save vs Dealer in Ventura County

No Towing Required | We Bring the Shop

Available
2004 BMW Z4 Remote Head Key
Remote Head 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
Service at Your Door No Appointments On Your Schedule
Fast Response15-25
min arrival
1,000+reviews
See why they skip the dealer113KSubscribers
2004 BMW Z4 car key service at your door in Oxnard CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
2004 BMW Z4 car key service at your door in Oxnard CA
Key specialists
Key Specialists
Fully equipped mobile unit - all makes and models
Fixed pricing
At Your Location
Home, office, parking lot - wherever you are
Fast mobile service
No Towing Needed
We handle everything on-site, even all-keys-lost
805 Special
10% OFFCODE:EZ-805-2026

🔥 No dealer trip, plus a discount 🔥

Use at home, office, or roadside
REDEEM (805) 790-8162

2004 BMW Z4
Key Options

Dealer-grade key for a fair, honest price

Remote Head Key
Most popular BMW key typeMost Popular
2004 BMW Z4 Remote Head Key LX8FZV
FCC IDLX8FZVPart #6955750Buttons3BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Transponder Key
2004 BMW Z4 Transponder Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Key
2004 BMW Z4 Key
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
On-site 2004 BMW Z4 smart key options from EZ Car Keyz Oxnard CA
Skip the Dealer Markup
Professional key, honest rate
On-site 2004 BMW Z4 smart key options from EZ Car Keyz Oxnard CA
🔧 PRO TIP
The 2004 Z4 is an E85 chassis and uses a remote head key where the fob and the ignition key are one integrated unit. The fob runs a CR2032 and the battery is more important than people think on these - when it drops low, the remote functions go first, then the car starts acting like it doesn't recognize the key at all even with the blade in the cylinder. Before anyone calls it an immobilizer problem, swap the battery. The contact terminals inside the housing are also known to develop corrosion on these early 2000s BMW fobs, so clean those while you're in there. All-keys-lost on this generation is a more involved job because the immobilizer module has to be addressed directly - it's not a quick 10-minute OBD flash. Budget 45 to 60 minutes minimum and that's with the right tools on hand.
Related services: Ignition Repair · Smart Key

Your BMW Z4 Key at Your Location

Your driveway vs their service bay

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

2004 BMW Z4 Remote Head Key Replacement - Fast, Affordable & Professional

A guy out in Via Marina called me on a Wednesday afternoon. He had just gotten back from a work trip, took the shuttle to the garage, and his 2004 Z4 was completely dead to the fob. Nothing. He pressed the buttons standing next to the door, held the key close to the column, tried everything you try when you're tired and just want to go home. The doors stayed locked.

The dealer had no availability until Friday. He didn't want to pay for a tow on top of that, and he definitely didn't want to leave the car sitting in a parking structure for two more days.

I was there within 40 minutes.

Once I got the door open mechanically, I plugged into the OBD port and pulled up the immobilizer data. His key was still registered to the car - nothing had been wiped, nothing had lost sync. The fob battery had just failed completely. On this generation, when the battery dies fully, the remote won't communicate and the car can behave like the key is foreign to it even in the cylinder. Swapped in a fresh CR2032, cleaned the contact terminals inside the housing which had a thin layer of grime on them, and resynced the fob.

Then I walked the whole thing - lock, unlock, tested every button, confirmed the car started cleanly and stayed running.

He drove home that evening. The car never left the spot he'd parked it in a week earlier. The dealer would have been two days of waiting plus a tow bill on top of whatever they charged for the key work. He saved a good chunk.

Save vs the Dealer on Your BMW Z4 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: Blackstock · Carriage Square · Channel Islands Harbor · College Estates

BMW Z4 Rapid Response, Done Right

Rapid response in the field

On-site 2004 BMW Z4 car key programming in Oxnard CA
Remote Head Key | Rapid On-Site Service
2004 BMW Z4 | Ventura County
On-site 2004 BMW Z4 car key programming in Oxnard CA
2004 BMW Z4 Remote Head Key
2004 BMW Z4
Remote Head Key | Made at Your Door
Estimated arrival time to Oxnard
We Come to You
Rapid Arrival
Available Today
Service location Oxnard
Oxnard
We Come Here
805 Area
Same-Day Keys (805) 790-8162

BMW Customers Love the Convenience

What doorstep service looks like in reviews

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
M
Mark F.
Feb 2024
★★★★★

“Needed a spare car key made and chose EZ Car Keyz based on their reviews. The reviews were right. They gave me the best price, responded quickly to all my questions, came to my workplace, cut the keys on site, and finished fast.”

Yelp Review
S
Sonia V.
Feb 2024
★★★★★

“Marco came out quickly, cut and programmed a new BMW key fob fast, and was extremely polite and professional.”

Yelp Review
Watch real savings, real jobs62KFollowers
On-site 2004 BMW Z4 key service review - EZ Car Keyz Oxnard CA
“Real savings, real reviews.”
On-site 2004 BMW Z4 key service review - EZ Car Keyz Oxnard CA
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

BMW Z4 Mobile Service FAQ

Real costs, no dealer surprises

How long does a BMW dealer take for a key replacement on a 2004 Z4?
Longer than most owners expect, and it compounds fast. For a vehicle this age, the dealer has to source the key blank, verify compatibility, and then schedule shop time for programming. The programming appointment itself typically runs one to three hours of billed labor once the key actually arrives. If anything is backordered or the service lane is backed up, owners have reported waiting several days before they even get to the programming step. Add it all together and losing your only key on a Wednesday can easily turn into a Monday problem before the car is moving again. We do the job at your vehicle, same day, without the wait.
What exactly is a remote head key and what's inside it?
Why does the BMW dealer take so long on key replacements compared to a locksmith?
My Z4 fob stopped working but the car still starts with the key in the ignition. Do I need a full replacement?
Can I buy a replacement fob online and program it myself to my 2004 Z4?
Questions? Call (805) 790-8162

BMW Z4 Key Service Areas

Home, work, or roadside in any city

📍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
2004 BMW Z4 car key service coverage in Ventura County CA
2004 BMW Z4 car key service coverage in Ventura County CA
Stranded in Ventura County? We respond fast

We come to your exact location in any of these cities

SOS Call (805) 790-8162
Filmed on Location
BMW Z4 car key replacement video
113K+ Chose EZ Car Keyz

Skip the Dealer, We Drive to You

Your car stays where it is. We drive to you with all the tools and key blanks on board.

We come to you for 2004 BMW Z4 car key - EZ Car Keyz Oxnard CA
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Ventura County