From time to time engine start vibration and variating rpm, same at higher rpm. Fuel changed today, no difference , and fuel filter changed earlier.
see video https://www.dropbox.com/s/v2dettkaht3g77q/Video 19.07.2020, 17 08 34.mov?dl=0
any suggestions ?
see video https://www.dropbox.com/s/v2dettkaht3g77q/Video 19.07.2020, 17 08 34.mov?dl=0
any suggestions ?