No but all libraries have wiring diagrams on all cars from just like what the ones the manufactures use.
Wiring diagrams are designed to tell you what the different wires are for in your 1973 Mercedes. These diagrams are found in your owner's manual and repair manuals.
I get my wiring diagrams from the local public library. They have the complete Mitchell manuals. The manuals also contain essetially complete shop manuals for nearly every car and truck.
At Ronin CYcle Parts you can find wiring diagrams and service manuals for types of motorcycles including pocket bikes. http://www.ronincycleparts.com/manuals/
i have owned many kw's w-900 l what do you need to know, ? getting wiring diagrams will be a hard one . i have a complete manual for a 1998 w-900
Willis H. Jones has written: 'Pocket edition of diagrams and complete information for telegraph engineers and students' -- subject(s): Telegraph, Handbooks, manuals, etc, Handbooks, manuals
Full and complete wiring diagrams can be found in the Chilton or Haynes manuals for your year Jeep. As far as I have been able to tell they are not available except in small parts online.
It is important to have diagrams of all the parts and systems in a car. Diagrams for a Cadillac can be found in the maintenance, owners and repair manuals.
Wiring diagrams for a 1981 Honda Civic are available through service repair manuals and auto part store chains. Service repair manuals explain in complete detail how to troubleshoot engine systems. Auto part chains have access to printable diagrams available for all make and models.
You can find heater vacuum line diagrams for your Chevy van in most Chevrolet service manuals. The service manuals can be found at your local library.
Chilton's manuals have complete vacuum diagrams. You can get them online or in some local shops like CarQuest. It is not, however, in the Haynes manuals found in most auto part stores, so don't waste your time with that.
There are wiring diagrams in the hanes and chiltons manuals. The books are only about ten dollars.
Try your public library they have auto repair manuals and you can copy the wiring diagrams out of them --I have a complete set for mine and they have really been a money saver.