1. Volkswagen Official Website: The Volkswagen website may provide access to technical documentation and resources for older vehicles. Check their support section or owner's manual resources to see if they offer electrical diagrams.
2. Haynes or Chilton Manuals: Companies like Haynes and Chilton publish repair manuals for various vehicle models, including Volkswagen. These manuals often contain detailed electrical diagrams. You can find them online or at automotive stores.
3. Online Car Repair Websites: Websites like Autozone, RepairPal, or AllDataDIY may offer subscription-based access to repair manuals and electrical diagrams for different vehicles, including the 1986 Volkswagen Cabriolet or Rabbit.
4. Volkswagen Forums: Online forums dedicated to Volkswagen vehicles can be a great resource for information and resources. Some forums may have members who have access to or have shared electrical diagrams.
5. Local Auto Parts Stores: Some auto parts stores may have access to electrical diagrams for various vehicles. You can inquire with local stores to see if they can provide this information.
6. Volkswagen Dealership: Contacting a local Volkswagen dealership or authorized repair center can provide access to original electrical diagrams or technical information for your vehicle.
Remember, when working with electrical systems, it's essential to take appropriate safety measures and consult with a professional if you're not confident in handling electrical components.