How can I fix the car lighter in a Mazda 3?

To fix the car lighter in a Mazda 3, first check the fuse associated with the lighter; consult the owner's manual for its location and replace it if blown. If the fuse is intact, inspect the lighter socket for debris or corrosion, and clean it if necessary. Additionally, ensure that the lighter element is properly seated and functioning; if it's damaged, consider replacing it. If the issue persists, there may be a wiring problem that requires professional diagnosis.