
Start by locating the main electrical panel under the dashboard on the driver’s side. This can be accessed by removing the cover beneath the steering wheel. The panel controls various internal systems such as the cabin lights and entertainment system.
A second panel is positioned in the engine compartment, near the battery. Open the hood and locate the rectangular unit next to the front of the engine bay. This component handles essential systems such as the engine cooling fan and exterior lights.
For proper maintenance, always refer to the vehicle’s manual for specific circuit and component identification. Each part is clearly labeled, making it easier to pinpoint any malfunctioning system. Replace damaged parts with the same rated components to ensure proper functionality.
1991 EF Civic Fuse Box Layout

To access the primary electrical panel in the cabin, begin by removing the panel cover under the driver’s side dashboard. This is where you’ll find the most commonly used connections, including those for lights, the HVAC system, and the audio system.
The engine compartment also houses a key panel near the battery. This unit controls high-demand components such as the engine cooling fan, the alternator, and the headlights. You’ll find it located near the front of the engine bay, secured in place to avoid any contact with moving parts.
Each panel is equipped with a set of labeled slots. These labels indicate which component is protected by each circuit. It’s crucial to replace blown components with those of the same rating to avoid any further electrical issues or damage to the system.
In case of a malfunction, identify the specific component by using the vehicle’s manual, which provides a detailed breakdown of each part’s location. This guide helps troubleshoot problems quickly without the need for professional intervention, saving time and effort.
Some components may require a fuse puller tool to safely remove them from their slots. If you don’t have one, needle-nose pliers work effectively. Always ensure that the vehicle is turned off before attempting any replacement to avoid electrical shock or injury.
Keep in mind that some electrical issues may stem from faulty wiring or corrosion around connectors. Inspect the terminals regularly to ensure a secure connection. If problems persist, you may need to have the system checked for underlying wiring issues.
How to Locate the Fuse Panels in a 1991 EF Civic

Start by checking under the driver’s side dashboard. You’ll find the main electrical panel behind a removable cover. This location handles most of the car’s interior electrical needs, such as lighting, wipers, and other small appliances.
The second panel is located in the engine compartment, near the battery. This one controls high-power components like the alternator, engine cooling fan, and headlights. It’s best to open the hood and locate it near the front of the engine bay, secured for safety.
Both panels are labeled with their corresponding circuit functions. A detailed vehicle manual can help you identify each component’s position, ensuring you replace blown parts accurately without confusion.
Always ensure the vehicle is powered off before inspecting or replacing components. For safety, use proper tools like a fuse puller or needle-nose pliers to remove damaged parts. This reduces the risk of electrical injury or damage to the system.