If you need to carry out maintenance tasks on your MuZ ETZ 251 then it will always be a good idea to possess a Workshop Manual to keep just for personal reference in the event you need to know techniques to take out a certain part for example the Drive Shaft and match it again safely.
MuZ ETZ 251 Workshop Manuals offers you exact diagnostic details for the car so if something is not working it will help you ascertain what the situation is and tips to correct it. You can then analyse if you can do this yourself or that the job is simply too big you can actually make a reservation for your ETZ 251 in with a local repair garage.
MuZ ETZ 251 manual