How do you remove main relay on 2007 Mazda 6?

To remove the main relay on a 2007 Mazda 6, first locate the relay box under the dashboard on the driver's side. Open the cover and identify the main relay, which is typically marked in the diagram on the lid. Carefully pull the relay straight out from its socket, ensuring not to damage any wiring. Once removed, you can replace it with a new relay if needed.