I have 77,4kWh battery from kia ev6/ioniq 5. I'll check bms later and let you know.

Check marking point on IC11.

Check voltage on L3. Should be 5V there, if not, check resistance to ground on L3. Did You correctly soldered D1 and D5?

https://openinverter.org/wiki/ZombieVerter_VCU

IC14 = TJA1020 OR MCP2004

Try this bootloader:

https://github.com/jsphuebner/tumanako- ... s/tag/v5.2

First upload bootloader.hex then firmware.hex via st-link

Hi, i have a problem with can2. Port does not send any messages. Shunt won't initialize (on oscilloscope I see that the shunt is sending messages). There is no communication with inverter and pdm. Can1 (vehicle can) works ok. I checked the pcb for short circuits etc and everything looks ok. Where sh...