[Issue Closed] Trying to flash ECU on 2018 Nissan Altima S, code mismatch error

2777 views - Last reply: April 12, 2025
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Need my 2018 Nissan Altima S's key code to program a new transponder key

Hello! We've developed a VIN-based tool to help you get your key code for the 2018 Nissan Altima S. Check it out here: VIN Key Code Generator.

Replies (4)

Following along—same issue with my 2018 Nissan Altima S.

Still looking for a reliable way to find the key code on my 2018 Nissan Altima S.

Does this method work for the 2018 Nissan Altima S models from 2010 onward?

Crossing my fingers—really need this for my 2018 Nissan Altima S!

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