
Locate the power distribution panel behind the glove compartment on the passenger side. For optimal inspection, remove the securing clips and carefully pivot the cover to expose the internal circuitry. Each slot is numbered and corresponds to a specific accessory or engine component.
Consult the labeling inside the lid to identify the amperage assignments for each connector. This will help prevent overloading the circuits during replacements or upgrades. Keep a small flashlight handy to ensure clear visibility of the engraved numbers and symbols.
For troubleshooting lighting or ignition issues, verify connections against the service manual’s table. Trace any faulty links methodically from the panel to the component, using a multimeter if necessary. This prevents unnecessary disassembly of other parts of the cabin.
Regular inspection of the terminals for corrosion or loosened contacts extends the reliability of the system. Clean each connection gently with a contact-safe cleaner and re-tighten screws to maintain proper conductivity without damaging delicate wires.
1994 Ford Mustang GT Fuse Box Diagram

Check the panel located under the dashboard on the driver’s side to quickly access all electrical circuits. Each slot is numbered and color-coded, allowing rapid identification of malfunctioning components.
For headlights, ignition, and interior lighting, refer to slots 1 through 10. Slot 5 powers the horn relay, while slot 8 is linked to the fuel pump. Inspecting these first often resolves starting and lighting problems.
The auxiliary compartment near the engine bay houses circuits for cooling fans and ABS. Pull each connector gently, noting the amperage stamped on the cover. Misalignment can cause intermittent failures.
- Slot 11: Air conditioning compressor
- Slot 12: Radiator fans
- Slot 13: ABS module
- Slot 14: Power windows
- Slot 15: Stereo amplifier
Replace damaged connectors with matching amperage units only. Overloading a slot can melt the holder or trip multiple relays. Keep a small set of spares in the glove compartment for emergencies.
Label each circuit after inspection using a small tag or sticker. Tracking the history of replacements reduces troubleshooting time for recurring faults.
Do not overlook the secondary panel under the passenger side dash. It manages smaller accessories such as courtesy lights, wiper motors, and seat heaters. Sequentially checking these ensures all interior systems remain functional.
Locating the Fuse Assembly in a 1994 GT Model

Access the electrical control compartment beneath the dashboard on the driver’s side. Open the panel directly under the steering column; a black rectangular housing with a removable lid contains all circuit protectors.
For under-hood power distribution, check near the battery. A small enclosure mounted on the inner fender holds multiple protective links for high-current components, clearly labeled for each subsystem.
Inside the cabin, the main protective unit sits to the left of the brake pedal. Remove the cover by pressing the retaining tabs inward, then swing it down carefully to reveal the array of color-coded inserts.
Under the hood, the secondary enclosure can be identified by a square plastic cover with a latch at the top. It shields heavy-duty connectors controlling ignition, lighting, and cooling fans.
Each panel has a molded map on the underside of the lid. Match the symbols with the vehicle’s service manual to identify which element corresponds to headlights, wipers, or audio circuits.
Check both locations during troubleshooting. Cabin access helps with small electrical devices, while the engine compartment cluster manages major systems. Ensure the ignition is off before touching any terminals to prevent short circuits.
