If you have to conduct maintenance on your Veli VL90 2 then it is always recommended to have access to a Workshop Manual to keep just for a reference should you need to know techniques to remove a specific component for example Brake Pads and match it again safely.
Veli VL90 2 Workshop Manuals will give you detailed diagnostic wisdom for your car or truck therefore if something is not working it can help you ascertain what the situation is and tips on how to fix it. Then you are able to decide if you can do this on your own or in the event the job is just too big it is possible to book your VL90 2 in with a trusted car garage.
Veli VL90 2 manual