Tag: LilyGO
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Discovery 3 CAN Bus Sniffing, Part 3: When OBD-II Frames Stay at Zero
Part 3 of the Discovery 3 CAN bus sniffing series: what to check when USB works, diagnostic requests transmit, but no CAN frames arrive.
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Discovery 3 CAN Bus Sniffing, Part 2: LilyGO ESP32 CAN Board Setup
Part 2 of the Discovery 3 CAN bus sniffing series: getting the LilyGO CANbus ESP32 detected on Windows and ready for OBD-II testing.
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Discovery 3 CAN Bus Sniffing, Part 1: OBD Pins and Incorrect Wire Colours
Part 1 of the Discovery 3 CAN bus sniffing series: the vehicle OBD port was fine, but the DIY pigtail colour chart was wrong.