hey guys i have a 2015 c2 with wabco hydro brakes the bus broke a brake line so i replaced all off them due to rust bleed it all out brakes are good pedal firm stops well but the brake light and buzzer are on and wont go out first it thought it was ebrake switcj have had alot of problems with them but that not it the resivor is full but cant figure out y the light wont go out the light is on with an alarm sound