
If your vehicle is experiencing electrical problems, start by checking the main panel located inside the cabin. This panel is responsible for powering various systems like lights, radio, and climate control. Identifying the right fuse can save time and effort when troubleshooting issues.
Inside the panel, you’ll find multiple fuses, each linked to a specific electrical function. Each fuse will be clearly marked, making it easier to locate the one that is malfunctioning. For example, fuses related to the lighting system, power windows, or interior accessories will all be in separate sections of the panel.
To check a fuse, look for any signs of visible damage. A blown fuse typically has a broken or burned metal strip inside. You can use a fuse tester for a more accurate assessment. If you identify a faulty fuse, replacing it with the correct amperage fuse will usually resolve the issue.
1996 Miata Interior Fuse Box Diagram

The main electrical panel inside the cabin is located near the driver’s side, typically under the dashboard. To begin troubleshooting, remove the panel cover carefully, and you will find multiple relays and electrical connectors inside. The layout is clearly labeled for easier identification of each component.
Each relay controls a different electrical system in your vehicle. For instance, the headlights, power windows, and radio each have their own dedicated fuse. The labels on the panel will show the specific function of each, so be sure to look for the one related to the system you are troubleshooting.
Inspecting and Replacing a Faulty Relay

If you suspect a blown relay, visually inspect it for signs of damage. A blown part will usually have a broken or burnt strip inside. Using a multimeter or fuse tester can help you determine if a relay is still functioning. Replace any faulty components with the exact same type and amperage rating to prevent further electrical issues.
Common Issues Linked to the Electrical Panel
Frequent electrical problems, such as non-working lights or malfunctioning accessories, are often linked to faulty components inside this panel. If you notice multiple systems failing at once, there may be an issue with the relay connections. Ensure each part is securely installed and free from corrosion to maintain a stable electrical connection.
Locating the Interior Fuse Panel in the 1996 Miata
The electrical relay panel is located beneath the dashboard, on the driver’s side. To access it, you will need to remove the cover by gently pulling it away. The cover typically includes a diagram showing the layout of each component for easy identification.
This panel controls a variety of systems, including lights, the radio, and air conditioning. Make sure to inspect each section carefully and verify the function of each relay based on the labeling provided inside the panel. The location and layout are designed for quick access, so you can troubleshoot electrical issues efficiently.