If you choose to perform repairs on your Veli ZQ 150 8 then it is usually a good idea to have access to a Workshop Manual to keep just for personal reference in case that you need to know tips on how to remove a specific component for example Exhaust and match it again correctly.
Veli ZQ 150 8 Workshop Manuals gives you unique diagnostic wisdom for the automobile therefore if something is faulty it will help you determine what the situation is and the way to make it better. Then you are able to decide if this can be achieved by yourself or in case the job is too big you could book your ZQ 150 8 in to a suitable car garage.
Veli ZQ 150 8 manual