Mazda B2000 (1985 – 1998) – fuse box diagram
Year of production: 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998
Fuse Box on the Dashboard
| Number | A | Description |
| 6 | 10 | Meters, Warning Lights, Cruise Control, A/T Control System, Turn & Hazard Flashers, Back-Up Lights, Seat Belt Warning, Reminder Lights |
| 7 | 10 | 1985-90: Automatic Transmission Control System, Charging System, Emission Control System, Fuel Pump |
| 15 | 1991-98: Automatic Transmission Control System, Charging System, Emission Control System, Fuel Pump | |
| 8 | 15 | 1985-91: Rear Window Defogger 1992-98: Blank |
| 9 | 30 | Circuit Breaker: Heater/Air Conditioner |
| 10 | 15 | Wiper/Washer, Headlights |
| 11 | 20 | Anti-Lock Brake System |
| 12 | 10 | Side Marker Lights, Taillights, Parking Lights, License Lights |
| 13 | 15 | Stoplights, Horn, Cruise Control |
| 14 | 10 | Turn Lights, Hazard & Reverse Lights, Signal Lights |
| 15 | 15 | Seat Belt, Audio System, Emission Control, Shift Lock, Fuel Pump, Reminder Lights, Buzzers, EC-AT |
| 16 | 15 | Cigarette Lighter, Audio System |
| 17 | 15 | 1985-91: Headlight Cleaner 1992-98: Blank |
| 18 | 10 | Air Conditioning, Heater |
| 19 | 20 | Carburetor Throttle Body Heater, Fuel Control System |
| 20 | — | — |
| 21 | — | — |
| 22 | — | — |
Engine Compartment Fuse Box
| Number | A | Description |
| 1 | 30 | Fuel Injection System |
| 2 | — | — |
| 3 | 80 | Main Circuit Protection |
| 4 | 30 | Stoplights, Taillights, Interior Lights & Warning Lights, Buzzers, Audio Defogger, Emission Control, Fuel Pump |
| 5 | 30 | Headlight |
| Number | Description |
| 1 | Main fuse and fuse box |
| 8 | Warning lights and sender units |
| 9 | Warning buzzer |
| 10 | Cruise control system |
| 11 | Antenna |
| 12 | Horn relay |
| 14 | Flasher unit |
| 15 | DRL & ABS control unit |
| 16 | DRL relay |
| 17 | DRL resistor |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.