Hello all have a roomster 1.2 htp 3cylinder model 2012 engine code cgpa gearbox code MKG car not equiped with abs so the vss is on the gearbox changed few gearbox with other code without succes a person with acces to some info told me to choose between 3 gearbox code Wich mkg and lvb and jhm find one removed from Skoda praktik 2009 after installed the car run fine on first and second gear with sign shown on the dashboard but when I put on third gear and above the  dashboard don't show correctly the gear selected can anyone help with some precious info on that matter will be much appreciated 

Just to add the new gearbox installed coded jhm