ESP32 CANBus Sniffing: Wirelessly Extract Data from Your Car

Time to dive into the dark art of CANBus sniffing and data extraction. I've never done it before, so follow me as I figure it out and update my custom 350z speedo gauges to run off wireless CAN data. All code and components provided below! 🩵 Join our Discord Community - https://discord.gg/86EpNjzrXQ ❤️Consider supporting our projects on Patreon - https://www.patreon.com/GarageTinkering ☕Buy me a coffee - https://www.buymeacoffee.com/garagetinkering 🔗GitHub Repos ESP32 CANBus Sniffer - https://github.com/valentineautos/esp32-canbus-sniffer Updated Speedo Gauge - https://github.com/valentineautos/canbus-speedo 🔗Arduino Libraries esp32_can - https://github.com/collin80/esp32_can can_common - https://github.com/collin80/can_common 🔗 Components Mr. DIY CANBus Shield - https://store.mrdiy.ca/p/esp32-can-bus-shield/ Mr. DIY's Channel - https://www.youtube.com/@UCtfYdcn8F8wfRA2BXp2FPtg 2.1" LCD Display - https://s.click.aliexpress.com/e/_omYTlVz LCD Driver ESP32-S3 - https://s.click.aliexpress.com/e/_EG1ZBqH ESP32-WROOM-32D - https://s.click.aliexpress.com/e/_EHIpNlL ESP32 Dev V1 - https://amzn.to/4guJ5Ro Julius Analysis AI - https://julius.ai/ SavvyCan - https://www.savvycan.com 00:00 Intro 00:55 Mr. DIY CANBus Shield 04:30 ESPNow example setup 11:09 First test 13:35 Setup validation 16:18 Data extracted! 17:11 PID standards 21:40 Data analysis 22:26 "Pattern" drving 24:56 Graph analysis 33:49 PID and byte filtering 36:00 Value comparison 39:59 RPM ratio adjustment 44:56 Gauge test 45:48 Rate limiting 47:20 Final test drive 48:24 Round up and next steps #canbus #esp32 #aitools #analysis