Mazda MX-5 (2002 – 2004) – fuse box diagram
Year of production: 2002, 2003, 2004
Fuse block (Engine compartment)
engine compartment
| Position | Description | Fuse rating [A] | Protected component |
| 1 | HEAD | 40 | Headlights, Rear defroster, Auto antenna |
| 2 | FUEL INJ | 30 | Fuel injection |
| 3 | MAIN | 100 | For protection of all circuits |
| 4 | IG KEY | 60 | All ignition related circuits |
| 5 | BLOWER | 30 | Blower motor |
| 6 | FAN | 30 | Cooling fan, Additional fan (air conditioner) |
| 7 | BTN 1 | 30 | Taillights, Dashboard illumination |
| 8 | BTN 2 | 20 | Audio amp, Turn signal lights |
| 9 | ABS | 20 | Antilock brake system |
| 10 | STOP | 15 | Brake lights, Horn, Shift lock |
Fuse panel (Driver’s side)
driver’s side
| Position | Description | Fuse rating [A] | Protected component |
| 1 | AD FAN | 20 | Add fan motor, Magnet clutch |
| 2 | HEAD.LH | 15 | Headlights (LH) |
| 3 | HEAD.RH | 15 | Headlights (RH) |
| 4 | — | — | — |
| 5 | ST.SIG | 7,5 | Instrument cluster, Cruise control |
| 6 | — | — | — |
| 7 | CIGAR | 20 | Cigar lighter |
| 8 | RADIO | 10 | Audio |
| 9 | F.FOG | 15 | Fog lights |
| 10 | TAIL | 15 | Taillights, Front parking lights, Side-marker lights |
| 11 | ENGINE | 15 | Engine control system |
| 12 | METER | 15 | Instrument cluster |
| 13 | TURN | 7,5 | Turn signal lights |
| 14 | A/B | 10 | Supplemental restraint system, Antilock brake system |
| 15 | WIPER | 20 | Windshield wipers and washer |
| 16 | P.WIND | 30 | Power windows |
| 17 | A/C | 7,5 | Air conditioner |
| 18 | HAZARD | 10 | Turn signal lights |
| 19 | D.LOCK | 10 | Power door lock |
| 20 | AUDIO | 20 | Audio amp |
| 21 | DEFOG | 15 | Rear defroster |
| 22 | ROOM | 10 | Interior light, Auto antenna, Warning buzzers |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.