[Working] 2018 Audi A5 20T Prestige is stuck with anti-theft light blinking

3247 views - Last reply: March 11, 2025
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Looking for my 2018 Audi A5 20T Prestige's key code to program a new key fob

Hello! We've developed a VIN-based tool to help you get your key code for the 2018 Audi A5 20T Prestige. Check it out here: VIN Key Code Generator.

Replies (4)

If this works for my 2018 Audi A5 20T Prestige, I owe you big time.

I think my 2018 Audi A5 20T Prestige has the same issue. Good to know I'm not alone.

Hope I’m not too late to try this on my 2018 Audi A5 20T Prestige.

Worked on my cousin’s 2018 Audi A5 20T Prestige—might work for mine too.

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Key Fob Issues
Common causes: dead battery (most common), water damage, internal circuit damage, or the fob lost synchronization with your car. Try replacing the battery first. If that doesn't help, the fob may need reprogramming or replacement.
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