Hello everybody, so you are now my last help Short Preface This is because our son’s scooter has been standing in the garage for over 3 years and I finally wanted to prepare it. At least the plan was this way 🙁 So was changed up to now New membrane really new New injection nozzle needed but fully functional New injection unit needed but fully functional New wire harness with control unit needed but fully functional New starter but needs fully functional New petrol pump used but fully functional is from a MOTORRAD CBR600 The used parts I have from a scooter with piston-eater The problem is that it does not start. I have already read out error memory 3.False adaptation(adjustment) of the potentiometer(throttle flap) 4.False adaptation(adjustment) of the potentiometer at the bottom stop 5.False adaptation(adjustment) of the potentiometer at the top stop 6.Potentiom eter under stop error 7.potentiometer top stop 9.Battery voltage(volt) error 10.Oil pump error 11.Intake air injector error 12.Injection nozzle error 14.Gain pump error 15.Motor overturns 16.Electric circuit error ECU 18.Motor temperature circuit error 20.Temperature display error 21. Motor control light error These are only the errors I could read out using the K light. Can anyone help me further? Maybe someone from the Ingolstadt area comes thanks eu ch in advance for your help and support Greetings Michl