Audi A4 2.5 TDi Workshop Manuals
If you wish to undertake fixes to your Audi A4 2.5 TDi then it is usually recommended to have a Workshop Manual to keep just for reference just in case you need to know tips on how to take off a certain component much like the Wheel and match it again accordingly.
Audi A4 2.5 TDi Workshop Manuals will give you specified diagnostic guides for the vehicle so if something is faulty it can help you understand what the situation is and methods to resolve it. After that you can analyse if this can be done yourself or in case the job is too big you are able to book your A4 2.5 TDi into a suitable repair garage.