[Armando1]

The bike lose power when I put throttle the rpm go up and down no power

 

[BMW_388]

Get a GS911 and report back to us on what codes are in the bike. There is no help with the limited info you have posted 3 times now.

 

[Armando1]

I fix the coolant problem new sensor and the servo cable whit new cable
And the bike looses power engine at high rpm
Active code 21f590 starter relay output stage short circuit to ground