Just an update, I noticed the car wasn't fully going to sleep. My radar detector would stay on indefinitely and you would hear the engine electrics cycle constantly.
Easy solution is to find a true switched power source. The place I pulled power from is technically switched but remains powered...
Hey everyone,
I recently created a CAN bus Ethanol/Flex Fuel Content Analyzer using a Raspberry Pi Pico. This was more to challenge myself as I have been learning C code and experimenting with the Pico but it ended up working quite well! It can be built, including the Ethanol/Flex Fuel sensor...