2012 Audi S4
Key Replacement - Save vs Dealer in Ventura County
No Appointments | No Waiting Rooms

You shouldn't have to take a day off work for a car key. Our mobile service meets you at your location on your schedule. Most appointments available same day.

No towing, no hassle, just savings
2012 Audi S4
Key Options
Dealer-grade key for a fair, honest price
Audi S4 Key: Mobile vs Dealership
Two options, one clear winner
2012 Audi S4 Smart Key Replacement - Fast, Affordable & Professional
A spin instructor at a gym lot off the Indian Hills Ridge area in Simi Valley flagged me down early one morning. Her only key to her 2012 Audi S4 had cracked right at the pivot hinge, and the HU66 blade snapped off stuck in the driver door lock.
She bought the car used. One key. Always meant to get a spare.
I pulled the broken blade out with my Lishi HU66 pick, which doubles as an extractor for exactly this kind of situation. The flip key shell was split open, but the circuit board inside was physically fine. That board still held a live Megamos 48 CAN chip with valid immobilizer data tied to her car's instrument cluster.
That meant I could skip a full all-keys-lost procedure, which on B8 Audis means pulling the cluster, reading the EEPROM off the NEC processor on the back of the board, and generating new crypto data. That alone can run two to four hours. Instead, I transferred her working electronics into a fresh aftermarket shell, cut a new HU66 blade to code on my mobile unit, and had a second spare programmed using my VVDI tool in about 40 minutes total.
She went from zero working keys to two. The dealer quoted her a multi-week wait because the key had to be ordered from Germany with matched crypto. She drove to her class on time instead.
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
Home Service, Honest Reviews
What no-hassle service sounds like
“My car keys were stolen on a cold evening and Nick drove all the way out to Santa Barbara. He got into my car, made a new key, and charged $100 less than another company. Friendly, skilled, trustworthy, and genuinely caring. Nick is a hero.”
“Tim is a hero. He programmed a master proximity key for a newer Volkswagen that multiple locksmiths refused to touch. He spent hours until late at night making sure every function worked perfectly. The skill level here is incredible.”
“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.”
Audi S4 Key Service Areas
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