Where is the car alarm fuse on a 2004 Mazda 6?

In a 2004 Mazda 6, the car alarm fuse is located in the fuse box under the dashboard on the driver's side. To access it, you need to remove the cover of the fuse box and check the fuse diagram on the inside of the cover for the specific fuse related to the alarm system. Typically, it's labeled as "Security" or similar. If you're having trouble, consult the owner's manual for detailed information.