[Answered] Got new ECU and now 2019 Lexus IS wants key programming code

2038 views - Last reply: August 31, 2024
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Where's the key code stored in a 2019 Lexus IS for making new keys?

Hello! We've developed a VIN-based tool to help you get your key code for the 2019 Lexus IS. Check it out here: VIN Key Code Generator.

Replies (4)

Will this work for older 2019 Lexus ISs? Mine's a 2009.

Just checking in to say this helped with my 2019 Lexus IS. Thanks!

I’m not alone! My 2019 Lexus IS is doing the same thing.

Appreciate any advice—my 2019 Lexus IS won’t recognize the key.

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An anti-theft system that prevents the engine from starting unless it detects the correct transponder chip in the key. The chip sends a unique code to the car's computer when you turn the ignition. No match = no start, even with a physically matching key.
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