Where is a color diagram of wires for rear wiring in Toyota Sienna?

A color diagram of the rear wiring for a Toyota Sienna can typically be found in the vehicle's service manual or repair guide. Additionally, online forums, automotive repair websites, or platforms like Toyota's official website may provide wiring diagrams. Some third-party resources, such as automotive repair apps, may also have this information. For precise details, it's best to refer to the specific model year of the Sienna.