Mercedes w202 flaps off . I need help with dtc 1189 off

[Plopek]

Hi
I have mercedes w202 with tuned file Stage 1 and swirl flaps off.
However dtc 1189 is present and I can't delete it. The car goes into limp mode.
Can somone check it for me and correct it please.

Thanks in advance

[Plopek]

Hi
Can you disable p1189 please. Its comes out in this model flaps are not controled by motor and there is no plug on the wiring loom.
Probably someone replaced ecu previously .
Can you help ?