[Completed] Tesla Model S won’t respond to key fob - immobilizer problem?

3935 views - Last reply: February 12, 2025
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Trying to program a spare key - where's the key code on my Tesla Model S?

Hello! We've developed a VIN-based tool to help you get your key code for the Tesla Model S. Check it out here: VIN Key Code Generator.

Replies (6)

Just what I needed! My Tesla Model S has been acting up lately.

Really hoping this unlocks my Tesla Model S's mystery code.

Trying to avoid a $300 fee at the dealer for my Tesla Model S.

If this works for my Tesla Model S, I owe you big time.

Still looking for a reliable way to find the key code on my Tesla Model S.

I’ve been locked out of my Tesla Model S all week. Hope this helps.

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Key Programming
Most transponder keys and smart keys can be reprogrammed if they haven't been damaged. Basic mechanical-only keys (no chip) can't be reprogrammed - they must be physically cut to match your locks.
Key Tip: Keep spare keys in a faraday bag to prevent signal amplification theft
Key Fob Issues
1) Find the seam and pry open the fob (some have tiny screws) 2) Note battery orientation 3) Remove old battery (CR2032 is most common) 4) Insert new battery 5) Reassemble. Test all buttons - if issues remain, the fob may need reprogramming.
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Key Tip: Store your key code separately from your keys
Key Programming
Most transponder keys and smart keys can be reprogrammed if they haven't been damaged. Basic mechanical-only keys (no chip) can't be reprogrammed - they must be physically cut to match your locks.
Key Tip: Store your key code separately from your keys
Key Programming
Most transponder keys and smart keys can be reprogrammed if they haven't been damaged. Basic mechanical-only keys (no chip) can't be reprogrammed - they must be physically cut to match your locks.
Key Fact: Many cars can store up to 8 different key codes in memory

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