Speeduino is now on Github Sponsors (Rather than Patreon): https://github.com/sponsors/noisymime
Any general discussion around the firmware, what is does, how it does it etc.
By theonewithin
#51149
You probably have it connected incorrectly.

Or you have set the wrong board in TunerStudio in Engine Constants.

CLT and IAT go to ground and sensor input.

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