2015 Audi S4
Key Replacement - Save vs Dealer in San Diego
All Keys Lost? | No Problem

Lost all your keys? Don't panic, and don't call a tow truck. Our mobile locksmith comes to your vehicle and creates a brand new key from scratch, even with zero working keys.

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2015 Audi S4
Key Options
Dealer-grade key for a fair, honest price
All Audi S4 Keys Lost? Compare Options
Lost all your keys? Compare your options
2015 Audi S4 Smart Key Replacement - Fast, Affordable & Professional
Most all-keys-lost jobs on Audis don't start with a dramatic moment. They start with someone who bought a used car with one key, told themselves they'd get a spare, and then life moved on until it didn't.
A fitness instructor working near the Brown Field Area in Otay Mesa found out the hard way one early morning. She had her 2015 Audi S4, one key, and a schedule. The flip key had been showing stress at the pivot hinge for a while. That morning it gave out completely. The blade separated when she tried to fold it closed, half of it staying stuck in the door lock cylinder.
Zero working keys. Car locked. Blade in the lock.
I got there before her first class. First order of business was extracting the broken blade from the cylinder without damaging the lock. Once the door was open I could actually assess what was salvageable. The circuit board inside the cracked flip shell was still intact, which changes everything on a job like this. When the electronics survive, I can read the existing transponder data instead of going through a full all-keys-lost reset. That saves real time.
I transferred the working electronics into a new flip shell, cut a fresh replacement blade to the vehicle, and used my diagnostic equipment to verify the immobilizer recognized the key and the remote functions were syncing correctly. Then I programmed a second key from scratch so she'd have a spare for the first time since she bought the car.
She went from zero keys and a blade stuck in her door lock to two fully working keys in about 45 minutes.
The dealer conversation never came up. She just needed it done, and it was done.
Save vs the Dealer on Your Audi S4 Key
Get your key for hundreds less than the dealer. Same quality, same result, better price.
Audi S4 Rapid Response, Done Right
Rapid response in the field
Audi Owners Rescued and Reviewed
From lost keys to happy customers
“I needed a new key for my car and Marco gave me the best quote by far. He showed up, made the new key on the spot, and everything works perfectly. Fast service and great value.”
“Quick, affordable, and professional service. Marco made a new key for my motorcycle after I lost it and had me back on the road fast. Clean work, great price, and super friendly.”
“I needed a car key replacement in Hillcrest and EZ Car Keyz helped me immediately. The technician programmed a new smart key right next to my car and tested every function before leaving. Fast, friendly, and very professional.”
Audi S4 Key Service Areas
Emergency coverage across the region

Emergency service available in all listed cities






