Where is the data link connector for the on the 2005 Toyota Highlander?

The data link connector (DLC) for the 2005 Toyota Highlander is located under the dashboard on the driver's side. Specifically, it can be found near the steering column, typically above the brake pedal. You may need to remove a cover panel to access it. This connector is used for diagnostics and connects to an OBD-II scanner for reading trouble codes.