VENTURA COUNTY
6AM - 11:30PM • MOBILE SERVICE •
Call or Text (805) 790-8162
EZ Car Keyz California bear mascot
Fast Response Locksmith

2002 Audi A4
Key Replacement - Save vs Dealer in Ventura County

All Keys Lost? | No Problem

Available
2002 Audi A4 Remote Flip Key
Remote Flip Key

All keys lost is our specialty. While the dealer would require a tow and days of waiting, we arrive at your location and have a new key cut and programmed on the spot.

CA BSIS LICENSE LCO#6792
All Keys Lost? Easy No Tow Required New Key On-Site
Fast Response15-25
min arrival
1,000+reviews
See why they skip the dealer113KSubscribers
Professional 2002 Audi A4 locksmith quote from EZ Car Keyz Santa Barbara CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
Professional 2002 Audi A4 locksmith quote from EZ Car Keyz Santa Barbara CA
Key specialists
All Keys Lost?
We make new keys from scratch - no existing key needed
Fixed pricing
No Tow Required
We come to wherever the car is sitting
Fast mobile service
Emergency Service
Available 7 days a week, 6 AM to 11:30 PM
805 Special
10% OFFCODE:EZ-805-2026

🔥 Lost your key? Save 10% today 🔥

Covers emergency & lost key services
REDEEM (805) 790-8162

2002 Audi A4
Key Options

Dealer-grade key for a fair, honest price

Remote Flip Key
Most popular Audi key typeMost Popular
2002 Audi A4 Remote Flip Key MYT8Z0837231
FCC IDMYT8Z0837231Part #4D0837231PButtons4BatteryCR2032Frequency315 MHzRemote StartNo
✓ In Stock · Programmed On-Site
Remote Flip Key
2002 Audi A4 Remote Flip Key KR55WK45022
FCC IDKR55WK45022Part #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Transponder Key
2002 Audi A4 Transponder Key
FCC IDPart #BHU66T6ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
2002 Audi A4
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
Professional 2002 Audi A4 key programming by EZ Car Keyz Santa Barbara CA
Skip the Dealer Markup
Professional key, honest rate
Professional 2002 Audi A4 key programming by EZ Car Keyz Santa Barbara CA
🔧 PRO TIP
The 2002 A4 runs the Megamos 48 (ID48) transponder chip inside the immobilizer system, controlled by the Immo III module integrated into the instrument cluster. The cluster board you'll see referenced on Audi forums is usually the 8E0 920 xxx series. A dead CR2032 in the 4D0837231P flip key kills the remote buttons but the car should still start mechanically, since the ID48 chip is powered passively by the ignition coil ring. If your remote range drops to nothing, swap the CR2032 before assuming the worst.
Related services: Ignition Repair · Smart Key

All Audi A4 Keys Lost? Compare Options

Lost all your keys? Compare your options

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
All keys lost is no problem for us
Book Service (805) 790-8162

2002 Audi A4 Remote Flip Key Replacement - Fast, Affordable & Professional

Got a call from a guy out near Gaviota State Park in Santa Barbara on a windy Saturday. His 2002 A4 flip key had finally given up. The plastic shell was cracked down the spine, the flip blade was loose, and the lock button hadn't worked in months. He'd been locking the car by reaching through the window and hitting the switch. Creative.

I pulled the instrument cluster data with the VVDI Prog to read the immobilizer login from the Immo III system. The 2002 A4 stores its SKC (secret key code) in the cluster, 8E0-series board, and you need that to register a new transponder. Once I had the login, I moved to the VVDI2 for the actual key programming, wrote the ID48 chip, and paired the remote side of the new MYT8Z0837231 fob.

Cut the HU66 blade on site from the lock decode. Clean cuts on these are important because the B6 A4 sidebar is tight when it's new and gets tighter when there's wear.

Then the part most people don't expect. I tested every button from about 30 feet out. Lock, unlock, trunk, panic. Walked back. Started the car three times cold to rule out intermittent faults. He stood there watching the third start like he was waiting for something to go wrong.

Nothing went wrong. He had a working key again and the whole thing took about 35 minutes where he was already parked.

Save vs the Dealer on Your Audi A4 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: Downtown Santa Barbara · Eastside Sb · Funk Zone · Hope Ranch

Audi A4 Rapid Response, Done Right

Rapid response in the field

Certified auto locksmith servicing 2002 Audi A4 in Santa Barbara CA
Remote Flip Key | Rapid On-Site Service
2002 Audi A4 | Ventura County
Certified auto locksmith servicing 2002 Audi A4 in Santa Barbara CA
2002 Audi A4 Remote Flip Key
2002 Audi A4
Remote Flip Key | Rescue Key
Estimated arrival time to Santa Barbara
Priority ETA
Rapid Arrival
Available Today
Service location Santa Barbara
Santa Barbara
Help Is Close
805 Area
Same-Day Keys (805) 790-8162

Audi Owners Rescued and Reviewed

From lost keys to happy customers

T
TJ P.
Jun 2025
★★★★★

“About 15 minutes after calling, he was already at my home. I had lost my original Ford key and he made and programmed a new one on the spot. Very fast, very professional.”

Google Review
Z
Zebadiah A.
Oct 2025
★★★★★

“Super fast service. About 20 minutes from the call he was already there. He had an authentic replacement on hand and made a spare key for my 2017 Nissan Rogue in about 15 minutes. Great prices, friendly, and very professional.”

Google Review
D
Diya M.
Jan 2025
★★★★★

“Fast, affordable, and a great price. Marco did an amazing job and made a key for our Nissan Kicks quickly and professionally. Everything worked perfectly.”

Google Review
Watch real savings, real jobs62KFollowers
Certified locksmith review for 2002 Audi A4 service by EZ Car Keyz Santa Barbara CA
“Real savings, real reviews.”
Certified locksmith review for 2002 Audi A4 service by EZ Car Keyz Santa Barbara CA
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

Audi A4 Mobile Service FAQ

Real costs, no dealer surprises

My 2002 A4 key blade snapped off inside the ignition. Can you get it out and make a new one?
Yep. The B6 A4 uses a standard HU66 ignition cylinder, and broken blade extraction on these is a common call. I pull the broken piece without damaging the wafers, decode the lock to get the original cut depths, and cut a new blade on site. If you need a full replacement flip key with remote and transponder, I program the ID48 chip and pair the MYT8Z0837231 remote in the same visit. Most of the time the cylinder is fine after extraction. If the wafers got chewed up from forcing it, I'll tell you before we go further.
What exactly is the remote flip key on my 2002 Audi A4?
My 2002 A4 cranks but won't start and the immobilizer light is flashing. What's going on?
I bought a replacement flip key shell online. Can I just move my chip into it and skip programming?
Can I program a new key to my 2002 A4 myself?
Questions? Call (805) 790-8162

Audi A4 Key Service Areas

Emergency coverage across the region

📍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
Certified 2002 Audi A4 locksmith coverage in Ventura County CA
Certified 2002 Audi A4 locksmith coverage in Ventura County CA
Stranded in Ventura County? We respond fast

Emergency service available in all listed cities

SOS Call (805) 790-8162
Filmed on Location
Audi A4 car key replacement video
113K+ Chose EZ Car Keyz

Lost Your 2002 Audi A4 Key? We Can Help

Lost all your keys? We make new ones on-site. No tow truck needed. Emergency service.

Guaranteed 2002 Audi A4 key service by EZ Car Keyz Santa Barbara CA
Need a key?
Available 6AM - 11:30PM | 7 Days a Week
Find Us
Find Your
Car Key
Ventura County