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In this article, we consider the second-generation Mazda MX-5 Miata (NB), produced from 1998 to 2005. Here you will find fuse box diagrams of Mazda MX-5 Miata 2002, 2003, 2004 and 2005, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout).
See other Mazda MX-5 Miata:
Fuse Layout Mazda MX-5 Miata 1999-2005
Cigar lighter (power outlet) fuse in the Mazda MX-5 Miata is the fuse #7 “CIGAR” in the Instrument panel fuse box.
Table of Contents
Fuse box location
Fuse box location
If the electrical system doesn’t work, first inspect fuses on the driver’s side.
If the headlights or other electrical components don’t work and the fuses in the cabin are OK, inspect the fuse block under the hood.
Passenger compartment
The fuse box is located on the left of the steering wheel behind the cover.
Fuse box in the engine compartment
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Fuse box diagrams
Fuse box diagrams
2002, 2003
Engine compartment
| № | DESCRIPTION | AMP RATING | PROTECTED COMPONENT |
|---|---|---|---|
| 1 | HEAD | 40A | Headlights, Rear defroster. Auto antenna |
| 2 | FUEL INJ | 30A | Fuel injection |
| 3 | MAIN | 100 A | For protection of all circuits |
| 4 | IG KEY | 60A | All ignition related circuits |
| 5 | BLOWER | 30A | Blower motor |
| 6 | FAN | 30A | Cooling fan. Additional fan (air conditioner) |
| 7 | BTN 1 | 30A | Taillights, Dashboard illumination |
| 8 | BTN 2 | 20A | Audio amp. Turn signal lights |
| 9 | ABS | 20A | Anti lock brake system |
| 10 | STOP | 15A | Brake lights, Horn, Shift lock |
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Passenger compartment
| № | DESCRIPTION | AMP RATING | PROTECTED COMPONENT |
|---|---|---|---|
| 1 | ADD FAN | 20A | Add fan motor, Magnet clutch |
| 2 | HEAD.LH | 15A | Headlights (LH) |
| 3 | HEAD.RH | 15A | Headlights (RH) |
| 4 | — | — | — |
| 5 | ST.SIG | 7.5A | Instrument cluster. Cruise control |
| 6 | — | — | — |
| 7 | CIGAR | 20A | Cigar lighter |
| 8 | RADIO | 10A | Audio |
| 9 | F.FOG | 15A | Fog lights |
| 10 | TAIL | 15A | Taillights, Front parking lights. Side-marker lights |
| 11 | ENGINE | 15A | Engine control system |
| 12 | METER | 15A | Instrument cluster |
| 13 | TURN | 7.5A | Turn signal lights |
| 14 | A/B | 10A | Supplemental restraint system. Anti lock brake system |
| 15 | WIPER | 20A | Windshield wipers and washer |
| 16 | PWIND | 30A | Power windows |
| 17 | A/C | 7.5A | Air conditioner |
| 18 | HAZARD | 10A | Turn signal lights |
| 19 | D.LOCK | 10A | Power door lock |
| 20 | AUDIO | 20A | Audio amp |
| 21 | DEFOG | 15A | Rear defroster |
| 22 | ROOM | 10A | Interior light, Auto antenna. Warning buzzers |
2004, 2005
Engine compartment
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Assignment of the fuses in the engine compartment (2004, 2005)
| № | DESCRIPTION | AMP RATING | PROTECTED COMPONENT |
|---|---|---|---|
| 1 | HEAD | 40A | Headlights, Rear defroster, Auto antenna |
| 2 | FUEL INJ | 30A | Fuel injection |
| 3 | MAIN | 100 A | For protection of all circuits |
| 4 | IG KEY | 60A | All ignition related circuits |
| 5 | BLOWER | 30A | Blower motor |
| 6 | FAN | 30A (MX-5/Miata) | Cooling fan, Additional fan (air conditioner) |
| 6 | FAN | 40A (MAZDASPEED MX-5) | Cooling fan, Additional fan (air conditioner) |
| 7 | BTN 1 | 30A | Taillights, Dashboard illumination |
| 8 | BTN 2 | 20A | Audio amp (Some models), Turn signal lights |
| 9 | ABS | 20A | Anti lock brake system (Some models) |
| 10 | STOP | 15A | Brake lights, Horn, Shift lock |
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Passenger compartment
| № | DESCRIPTION | AMP RATING | PROTECTED COMPONENT |
|---|---|---|---|
| 1 | AD FAN (MX-5/Miata) | 20A | Add fan motor, Magnet clutch |
| 2 | HEAD.LH | 15A | Headlights (LH) |
| 3 | HEAD.RH | 15A | Headlights (RH) |
| 4 | — | — | — |
| 5 | ST.SIG | 7.5A | Instrument cluster, Cruise control (Some models) |
| 6 | FAN (MAZDASPEED MX-5) | 30A | Cooling fan. Additional fan (air conditioner) |
| 7 | CIGAR | 20A | Cigar lighter |
| 8 | RADIO | 10A | Audio (Some models) |
| 9 | F.FOG | 15A | Fog lights (Some models) |
| 10 | TAIL | 15A | Taillights, Front parking lights, Side-marker lights |
| 11 | ENGINE | 15A | Engine control system |
| 12 | METER | 15A | Instrument cluster |
| 13 | TURN | 7.5A | Turn signal lights |
| 14 | A/B | 10A | Supplemental restraint system. Antilock brake system (Some models) |
| 15 | WIPER | 20A | Windshield wipers and washer |
| 16 | P.WIND | 30A | Power windows |
| 17 | A/C | 7.5A | Air conditioner (Some models) |
| 18 | HAZARD | 10A | Turn signal lights |
| 19 | D.LOCK | 10A | Power door lock (Some models) |
| 20 | AUDIO | 20A | Audio amp (Some models) |
| 21 | DEFOG | 15A | Rear defroster |
| 22 | ROOM | 10A | Interior light, Auto antenna, Warning buzzers |
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