Where is the fuel pump relay on a 1973 450 sl?

The fuel pump relay on a 1973 Mercedes-Benz 450 SL is typically located in the engine compartment, near the battery. It is usually mounted on the inner fender or firewall, often in a small relay box or bracket. For precise identification, it's recommended to consult the vehicle's service manual, as the exact location can vary slightly depending on the production year and specific configuration.