2011 Audi A5
Fast Mobile Key Service in Ventura County

Q: How long will the replacement key last?

A properly programmed Audi key with a quality shell and a fresh battery should work for several years between battery changes. The programming itself does not wear out or expire. Audi owners report keys functioning reliably for the life of the vehicle when programmed correctly. On older switchblade style keys common on the A3, A4, and TT, the flip mechanism and shell are the first things to wear out, but the immobilizer chip inside will last as long as it stays intact. We use quality housings built to handle daily use.

Q: What if the new key stops working after a few weeks?

Call us. Every key we make is covered by our warranty. That said, if a properly programmed Audi key stops working, the cause is often the vehicle rather than the key. One C7 A6 owner found that a simple battery disconnect caused the car to stop recognizing both existing fobs entirely, even though the keys were fine. Power and CAN bus issues on Audi can mimic key failures. We troubleshoot the actual issue rather than just selling you a new fob.

Q: How many buttons does the 2011 Audi A5 key have?

Your 2011 Audi A5 key has 4 buttons. The button count helps confirm exactly which fob your vehicle uses, since Audi uses different remotes across trim levels and comfort access configurations. When you call us, having this detail ready helps us verify the right key before we head to your location so there are no mismatches when we arrive.

Q: Can I trust an aftermarket Audi key to be reliable?

On older Audi models with simpler immobilizer systems, well-sourced aftermarket keys work fine. Owners of B7 and B8 era A4s and early TTs have had locksmiths program aftermarket fobs for $100 to $150 with no reported issues. On 2018 and newer Audis with BCM2 and component protection, the stakes are much higher. A cheap locksmith with the wrong tools bricked an Audi BCM2 so badly that the VIN and CS data were corrupted across the entire car, and the repair bill was over $5,000. We use keys and tools that are tested and verified for your exact Audi platform so you are not paying for a gamble.

Same-Day Service | No Towing Required

Available Wednesday

Smart Key

Whether you lost your only key, it was stolen, or it just stopped working, we handle it. No existing key needed. Our technicians program new keys directly to your vehicle's computer.

CA BSIS LICENSE LCO#6792

Same-Day Service Done in Under 1 Hour Fast Response Time

Fast Response15-25

min arrival

1,000+reviews

Call (805) 790-8162 Text Us

Fast Response

Average arrival time: 15-25 minutes

BSIS Licensed

Licensed by the California Bureau of Security

All Keys Lost?

We make new keys from scratch, no existing key needed

805 Special

10% OFFCODE:EZ-805-2026

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2011 Audi A5
Key Options

Same-day key replacement in under one hour

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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

EZ Car Keyz wins 5 out of 6

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Call Experts (805) 790-8162

2011 Audi A5 Smart key Replacement - Fast, Affordable & Professional

I can usually get to you in the Fremont Square Shopping Center neighborhood in Oxnard within 30 to 45 minutes. The 2011 Audi A5 key replacement itself takes 25 to 50 minutes depending on whether you have a working key or this is an all-keys-lost job. From the time you call to the time your engine turns over, you are looking at about an hour for most Audi jobs.

A catering company owner called me at 6 in the morning from a commercial kitchen in the Fremont Square Shopping Center neighborhood in Oxnard. She had a wedding reception to cater in four hours and her A5 would not start. The smart fob was unresponsive and the emergency blade would not turn the door lock because the cylinder was gummed up with old grease. Her delivery van was loaded and going nowhere.

I keep my van stocked and ready by 6am. I was at the kitchen in 20 minutes. I used my HU66 Lishi to pick the door lock and get inside, then connected through OBD to diagnose the key fault. The HU66 Lishi picks the Audi lock cylinder in minutes even when it is stiff. Her smart key, FCC ID IYZFBSB802, had a dead CR2032 battery and the comfort access module needed a reset. Total hands-on time was about 25 minutes.

She was loaded and heading to the venue by 6:50. Total cost was 95. The dealer would have been 200 plus a tow, plus a missed catering gig worth more than the car.

Need a 2011 Audi A5 Key Today?

Same-day service, 20-30 minute arrival, key done in under an hour. Call EZ Car Keyz now.

Fast Help (805) 790-8162 Text Us

BSIS Licensed

LCO#6792

CA Bureau of Security & Investigative Services

NASTF Certified

National Automotive Service Task Force

Fully Insured

Liability & vehicle damage coverage

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Emergency Rescue in Progress

Emergency service, real results

2011 Audi A5

Smart key | Made From Scratch

10-15 min

Emergency ETA

Available Today

Oxnard

Rescue Coverage

805 Area

Emergency Call (805) 790-8162

Audi Customers Love Our Fast Service

Same-day service, five-star results

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

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

S

Sonia V.

Feb 2024

★★★★★

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

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EZ Car Keyz technician with satisfied customer

★ 5.0 out of 5 - Based on 1,000+ Google Reviews

Same-Day Keys (805) 790-8162

Audi A5 Key Credential Questions

How on-site key replacement works

Do you use OEM or aftermarket keys on Audi vehicles?▼

We use OEM spec keys that match the exact FCC ID, chip type, and frequency for your specific Audi model. On newer Audi vehicles with BCM2 and component protection, the system is extremely specific about what it will accept. A tech in an Audi forum explained that aftermarket keys sometimes fail because certain modules need a valid factory crypto signature and aftermarket fobs do not contain it. One owner on an older C6 A6 had no issues with an aftermarket fob, but on 2018 and newer BCM2 cars the risk of component protection failures makes verified keys essential.

How long will the replacement key last?▼

What if the new key stops working after a few weeks?▼

How many buttons does the 2011 Audi A5 key have?▼

Can I trust an aftermarket Audi key to be reliable?▼

Questions? Call (805) 790-8162