[Free Solution] Is the key code tied to the ECU or the key on a 2021 Toyota 4Runner?

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Need the key code to program a replacement key for my 2021 Toyota 4Runner

Hello! We've developed a VIN-based tool to help you get your key code for the 2021 Toyota 4Runner. Check it out here: VIN Key Code Generator.

Replies (6)

My mechanic said this might help with my 2021 Toyota 4Runner key issue.

Saved me from towing my 2021 Toyota 4Runner. Thanks!

Using this on my 2021 Toyota 4Runner now. Hope it works.

This is exactly what I need for my 2021 Toyota 4Runner, thanks for posting!

Been stuck with my 2021 Toyota 4Runner for weeks. This might be the fix.

My 2021 Toyota 4Runner's key code has been a nightmare. Trying this now.

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Dealerships can often cut keys using your VIN, but will require proof of ownership. This only works for original factory keys - aftermarket or previously replaced locks won't match. The key will still need programming to start the car if it has a transponder.
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