VENTURA COUNTY
6AM - 11:30PM • MOBILE SERVICE •
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Fast Response Locksmith

2016 Audi S4
Key Replacement - Save vs Dealer in Ventura County

Rapid Mobile Service | No Waiting

Available
2016 Audi S4

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
Fast Arrival One Visit, Done No Delays
Fast Response15-25
min arrival
1,000+reviews
See why they skip the dealer113KSubscribers
2016 Audi S4 key replacement info - no tow needed - EZ Car Keyz Simi Valley CA
Marco Levy • EZ Car Keyz 🔥
Licensed Mobile Locksmith • Oxnard, CA
15+
Yrs Exp
2016 Audi S4 key replacement info - no tow needed - EZ Car Keyz Simi Valley CA
Key specialists
15-25 Min Arrival
Our mobile unit is dispatched immediately
Fixed pricing
No Appointment Needed
Walk-up service available 7 days a week
Fast mobile service
Quick Turnaround
Most keys completed in under 45 minutes on-site
805 Special
10% OFFCODE:EZ-805-2026

🔥 Get your key today for less 🔥

Savings applied during your appointment
REDEEM (805) 790-8162

2016 Audi S4
Key Options

Dealer-grade key for a fair, honest price

Most popular Audi key typeMost Popular
2016 Audi S4
FCC IDPart #ButtonsBatteryFrequencyRemote StartNo
✓ In Stock · Programmed On-Site
2016 Audi S4 key fob cut and delivered to you in Simi Valley CA
Skip the Dealer Markup
Professional key, honest rate
2016 Audi S4 key fob cut and delivered to you in Simi Valley CA
🔧 PRO TIP
The 2016 S4 sits on Audi's B8.5 MLB platform and runs the BCM2 (Bosch) immobilizer with AES-128 encryption, same module across the A4, A5, S5, and Q5 of that generation. That encryption is why half the locksmiths in town pass on these cars. The mechanical emergency key blade is HU162T, and the smart fob uses a Megamos AES transponder chip. If your comfort access is acting flaky, check that the key battery (CR2032) still reads above 3.0V before assuming the worst. A weak cell makes the car throw "No key detected" on the dash and kills passive entry range before anything else goes wrong.
Related services: Ignition Repair · Smart Key

Done Fast vs Dealer Delays

One hour vs one week - compare

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 (805) 790-8162

2016 Audi S4 Replacement - Fast, Affordable & Professional

A pediatrician in the Woodranch community in Simi Valley called me from the private school pickup line. Her 2016 Audi S4 smart key had been going downhill for about a week. Comfort access stopped detecting the fob in her purse. Then push-to-start only worked if she pressed the key flat against the steering column trim. The dashboard kept flashing "No key detected" at random.

She called the dealer first. Three-day wait for an appointment, and they wanted the car towed in.

She had patients starting at 8am the next morning. Burning a day was not an option.

I got to the school lot while kids were still loading into cars. Pulled the BCM2 data using my VVDI Prog on the instrument cluster EEPROM, verified the immobilizer codes against the Megamos AES crypto, and programmed a fresh replacement fob through OBD. Cut the HU162T emergency blade on my mobile machine right there on the tailgate.

Then the part that actually matters: testing every function. Comfort access on all four doors plus the trunk. Push-to-start from cold. Lock, unlock, trunk release, panic. Walked around the car with the fob in a pocket to check passive detection range.

She pulled out of that lot with a working spare and made her morning clinic without a problem. The whole thing took about 70 minutes from my arrival to her driving away. A fraction of what the dealer wanted in time alone.

Save vs the Dealer on Your Audi S4 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
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Verified & backed by Google
Also serving: Big Sky · Bridle Path · Corriganville · East Simi Valley

Audi S4 Rapid Response, Done Right

Rapid response in the field

2016 Audi S4 key replaced in your driveway in Simi Valley CA
| Rapid On-Site Service
2016 Audi S4 | Ventura County
2016 Audi S4 key replaced in your driveway in Simi Valley CA
2016 Audi S4
2016 Audi S4
| Done in Minutes
Estimated arrival time to Simi Valley
Fast Dispatch
Rapid Arrival
Available Today
Service location Simi Valley
Simi Valley
Rapid Service Zone
805 Area
Same-Day Keys (805) 790-8162

What Same-Day Audi Service Sounds Like

What quick turnaround sounds like

J
Jennifer R.
Feb 2024
★★★★★

“The dealership quoted me $600 for a new Honda key. EZ Car Keyz did it for $225, same day, cut and programmed at my house. Works perfectly. Everyone should know this is an option.”

Yelp Review
E
Erick
Nov 2025
★★★★★

“A+ service at an even better price. Tim was a lifesaver. I lost my original and only key for my Audi and he was willing to come to my location at 8pm the same day. He worked fast, communicated clearly, and made sure everything worked before leaving.”

Google Review
H
Hunter P.
Jul 2025
★★★★★

“I called over 40 locksmiths trying to get a key made for my Audi A6 and nobody could do it. Tim made it easy, fast, and affordable. He showed up with a smile and got the job done without any stress. Absolute wizard with keys.”

Google Review
Watch real savings, real jobs62KFollowers
Locksmith came to me for 2016 Audi S4 key - EZ Car Keyz Simi Valley CA review
“Real savings, real reviews.”
Locksmith came to me for 2016 Audi S4 key - EZ Car Keyz Simi Valley CA review
5.0 out of 5 - Based on Over 1,000 five-star Google reviews
Best Price (805) 790-8162

Audi S4 Mobile Service FAQ

Real costs, no dealer surprises

What if I need a 2016 Audi S4 key replaced after hours or on the weekend?
Call us. Audi dealer service departments run Monday through Friday, limited Saturday hours, and nothing on Sunday. If your only fob dies on a Friday night, the dealer cannot touch it until Monday at best, and that is assuming they have the 8T0 959 754-series fob in stock and an open slot. Owners on AudiWorld and Audizine describe multi-day waits even during normal business hours. I work nights and weekends because that is exactly when people discover they are locked out.
How long does the actual key programming take once you arrive at my S4?
Can you make a key for my 2016 S4 faster than the Audi dealer?
My 2016 S4 says "Steering column lock defective" and will not start. Is that a key problem?
I bought a replacement fob online for my S4. Can I program it myself?
Questions? Call (805) 790-8162

Audi S4 Key Service Areas

Rapid service in your area

📍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
Doorstep 2016 Audi S4 locksmith coverage across Ventura County CA
Doorstep 2016 Audi S4 locksmith coverage across Ventura County CA
Stranded in Ventura County? We respond fast

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Audi S4 car key replacement video
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2016 Audi S4 Key in Under an Hour

We dispatch fast and finish faster. Most keys are cut and programmed in 20-45 minutes.

Skip the dealer for 2016 Audi S4 car key - EZ Car Keyz Simi Valley CA
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