BMW E90 ded

[baubynis]

https://uploads.tapatalk-cdn.com/20220120/a614a3d3a27339d0910f398845c61459.jpg
Have bought car BMW E90 318d 2010 model.
bought car is ded blinkink klima kontroll and direction light restin id ded.
Car have 2 keys , no ignition no comunication with deagnostic.
Some one have idea how to fix?

Thanks for help


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[rafal]

Do you know what is multimeter and oscilloscope?

[baubynis]

get used cas with 2 keys from scrapyard ,connected and get ignition and starter runs.


Have read full flash and eeprom from original cas.write to new (used) cas but still no reaction.
Can some one help me with it?