Where do you find diesel injector pump diagrams?

Diesel injector pump diagrams can typically be found in service manuals specific to the vehicle or engine model, which are often available for purchase online or at auto parts stores. Additionally, manufacturers' websites may provide technical resources and diagrams. Online forums and automotive repair websites can also be valuable sources, as enthusiasts and professionals often share diagrams and troubleshooting tips. Lastly, websites like Haynes or Chilton offer guides that may include detailed diagrams for various diesel engines.