Actros 2009 after downgrade to euro 3 problem

[mohamed awny]

Hello,
First when i make downgrade to actros truck 1841 from euro 5 to euro3 by DAS for removing Adblue the programming is successful and engine work well but in the morning of the next day when i make start to the engine the motor RPM increased to 1300 rpm and code fault MR 1 4058 appear on the INS and truck work on emergency mode..........anyone know how to fix this problem?

Thanks

[murganas]

i dont know if you find your solution but i think you have to change both flash and eeprom...4058 is an internal fault of mr

[jnoroeste]

Hi M8, and why you just didnt tried to clear adblue in original euro5 file?<br>Do you have file reading? Post here, will check for you.<br>Regards.