Question, new ECM installed

[Al Lo]

Hello everybody
Hellcat 2020
I sent my original ECM to the HP tuners for unlocking
After unlocking i reinstall everything
now rough idle, check engine light is blinking, codes 0053 and 0803, and exost smells vierd
No codes or problems before ecm service, battery fully charged, checked battery connections
Please help with advance 🙏 😊

 

[MJS73]

Have you called HP Tuners?

 

[Al Lo]

No I did not
Only email is available
I will try, but I think HP tuners will not be able to help, they unlocked ecm what else they can do