1. Mercedes-Benz Dealership: You can visit your local Mercedes-Benz dealership and request a wiring diagram for your specific vehicle. They may charge a small fee for this service.
2. Online Sources: There are a number of websites that offer wiring diagrams for Mercedes-Benz vehicles. Some of these websites may require you to create an account and pay a subscription fee in order to access the diagrams.
3. Third-Party Repair Manuals: Some third-party repair manuals for Mercedes-Benz vehicles include wiring diagrams. You can find these manuals online or at your local auto parts store.
4. Haynes and Chilton Manuals: Haynes and Chilton manuals are specific to your vehicles make, model and year and usually include wiring diagrams specific to your vehicle.