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In this article, we consider the third-generation Mazda 3 (BM, BN), produced from 2014 to 2018. Here you will find fuse box diagrams of Mazda3 2014, 2015, 2016, 2017 and 2018, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout).
Fuse Layout Mazda3 2014-2018
Cigar lighter (power outlet) fuses: #5 “R.OUTLET3” and #11 “F.OUTLET” in the passenger compartment fuse box.
Table of Contents
Fuse box location
Fuse box location
If the electrical system does not work, first inspect the fuses on the vehicle’s left side.
If the headlights or other electrical components do not work and the fuses in the cabin are normal, inspect the fuse block under the hood.
Passenger compartment
The fuse box is located on the left side of the vehicle, near the door.
Engine compartment
Fuse box diagrams
Fuse box diagrams
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2014
Engine compartment
| № | DESCRIPTION | AMP RATING | PROTECTED COMPONENT |
|---|---|---|---|
| 1 | FOG | 15 A | Fog lights (Some models) |
| 2 | H/L HI | 20 A | Headlight high beam (Some models) |
| 3 | H/CLEAN | 20 A | — |
| 4 | STOP | 10 A | Brake lights |
| 5 | ROOM | 15 A | Overhead light |
| 6 | ENG+B | 7.5 A | Engine control system |
| 7 | FUEL WARM | — | — |
| 8 | HAZARD | 25 A | Hazard warning flashers, Turn signal lights |
| 9 | ABS/DSCS | 30 A | ABS, Dynamic stability control system |
| 10 | METER2 | — | — |
| 11 | AUDIO2 | 7.5 A | Audio system |
| 12 | BOSE | 25 A | Bose Sound System-equipped model (Some models) |
| 13 | AUDIO1 | 15 A | Audio system |
| 14 | FUEL PUMP | 15 A | Fuel system |
| 15 | HID R DRL | 15 A | Headlight (RH) (With xenon fusion headlights), Daytime running lights (Some models) |
| 16 | AT PUMP | — | — |
| 17 | HORN | 15 A | Horn |
| 18 | TAIL | 15 A | Taillights, License plate lights, Parking lights, Front side-marker lights |
| 19 | — | — | — |
| 20 | AT | 15 A | Transaxle control system |
| 21 | R.WIPER | 15 A | Rear window wiper (Some models) |
| 22 | A/C | 7.5 A | Air conditioner |
| 23 | ENGINE3 | 15 A | Engine control system |
| 24 | ENGINE2 | 15 A | Engine control system |
| 25 | ENGINE1 | 15 A | Engine control system |
| 26 | GLOW SIG | — | — |
| 27 | EVVT | 20 A | Engine control system |
| 28 | WIPER | 20 A | Front window wiper and washer |
| 29 | DC DC REG | — | — |
| 30 | — | — | — |
| 31 | ADD FAN DE | — | — |
| 32 | P.WINDOW1 | 30 A | Power windows |
| 33 | H/L LOW R | 15 A | Headlight low beam (RH) (With halogen headlights) |
| 34 | H/L LOW L HID L | 15 A | Headlight (LH) (With xenon fusion headlights), Headlight low beam (LH) (With halogen headlights) |
| 35 | METER1 | 10 A | Instrument cluster |
| 36 | IG2 | 30 A | For protection of various circuits |
| 37 | — | — | — |
| 38 | FAN DE | — | — |
| 39 | DC DC DE | — | — |
| 40 | SRS1 | 7.5 A | Air bag |
| 41 | ENGINE. IG1 | 15 A | Engine control system |
| 42 | C/U IG1 | 15 A | For protection of various circuits |
| 43 | — | — | — |
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Passenger compartment
| № | DESCRIPTION | AMP RATING | PROTECTED COMPONENT |
|---|---|---|---|
| 1 | P.SEAT D | 30 A | Power seat (Some models) |
| 2 | D.LOCK | 25 A | Power door locks |
| 3 | P.WINDOW2 | 25 A | Power windows |
| 4 | SEAT WARM | 20 A | Seat warmer (Some models) |
| 5 | R.OUTLET3 | 15 A | Accessory sockets |
| 6 | SRS2/ESCL | 15 A | Seat weight sensor (Some models) |
| 7 | SUNROOF | 10 A | Moonroof (Some models) |
| 8 | M.DEF | 7.5 A | Mirror defroster (Some models) |
| 9 | R.OUTLET1 | — | — |
| 10 | MIRROR | 7.5 A | Power control mirror |
| 11 | F.OUTLET | 15 A | Accessory sockets |
| 12 | AT IND | 7.5 A | AT shift indicator (Some models) |
| 13 | — | — | — |
| 14 | — | — | — |
| 15 | — | — | — |
2015, 2016
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Engine compartment
| № | DESCRIPTION | AMP RATING | PROTECTED COMPONENT |
|---|---|---|---|
| 1 | FOG | 15 A | Fog lights (Some models) |
| 2 | H/LH1 | 20 A | Headlight high beam (With halogen headlights) |
| 3 | H/CLEAN | 20 A | — |
| 4 | STOP | 10 A | Brake lights |
| 5 | ROOM | 15 A | Overhead light |
| 6 | ENG+B | 7.5 A | Engine control system |
| 7 | FUEL WARM | 15 A | — |
| 8 | HAZARD | 25 A | Hazard warning flashers, Turn signal lights |
| 9 | ABS/DSCS | 30 A | ABS, Dynamic stability control system |
| 10 | METER2 | 7.5 A | — |
| 11 | AUDI02 | 7.5 A | Audio system |
| 12 | BOSE | 25 A | Bose Sound System-equipped model (Some models) |
| 13 | AUDIO1 | 15 A | Audio system |
| 14 | FUEL PUMP | 15 A | Fuel system |
| 15 | HID R DRL | 15 A | Headlight (RH) (With xenon fusion headlights), Daytime running lights (Some models) |
| 16 | AT PUMP | 15 A | — |
| 17 | HORN | 15 A | Horn |
| 18 | TAIL | 15 A | Taillights, License plate lights, Parking lights. Front side-marker lights |
| 19 | CNG | 15 A | — |
| 20 | AT | 15 A | Transaxle control system |
| 21 | R. WIPER | 15 A | Rear window wiper (Some models) |
| 22 | A/C | 7.5 A | Air conditioner |
| 23 | ENGINE3 | 15 A | Engine control system |
| 24 | ENGINE2 | 15 A | Engine control system |
| 25 | ENGINE1 | 15 A | Engine control system |
| 26 | GLOW SIG | 5 A | — |
| 27 | EVVT | 20 A | Engine control system |
| 28 | WIPER | 20 A | Front window wiper and washer |
| 29 | DCDC REG | 30 A | — |
| 30 | FUEL PUMP2 | 30 A | — |
| 31 | ADD FAN DE | 40 A | — |
| 32 | P. WINDOW 1 | 30 A | Power windows |
| 33 | H/L LOW R | 15 A | Headlight low beam (RH) (With halogen headlights) |
| 34 | H/L LOW L HID L | 15 A | Headlight (LH) (With xenon fusion headlights), Headlight low beam (LH) (With halogen headlights) |
| 35 | METER1 | 10 A | Instrument cluster |
| 36 | IG2 | 30 A | For protection of various circuits |
| 37 | LPG | 30 A | — |
| 38 | FAN DE | 40 A | — |
| 39 | DCDC DE | 40 A | — |
| 40 | SRS1 | 7.5 A | Air bag |
| 41 | ENGINE. IG1 | 15 A | Engine control system |
| 42 | C/U IG1 | 15 A | For protection of various circuits |
| 43 | — | — | — |
Passenger compartment
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Assignment of the fuses in the passenger compartment (2015, 2016)
| № | DESCRIPTION | AMP RATING | PROTECTED COMPONENT |
|---|---|---|---|
| 1 | P.WINDOW3 PSEAT D | 30 A | Power seat (Some models) |
| 2 | D.LOCK | 25 A | Power door locks |
| 3 | P.WINDOW2 | 25 A | Power windows |
| 4 | SEAT WARM | 20 A | Seat warmer (Some models) |
| 5 | R.OUTLET3 | 15 A | Accessory sockets |
| 6 | SRS2/ESCL | 15 A | Seat weight sensor |
| 7 | SUNROOF | 10 A | Moonroof (Some models) |
| 8 | M.DEF | 7.5 A | Mirror defogger (Some models) |
| 9 | R.OUTLET1 | 15 A | — |
| 10 | MIRROR | 7.5 A | Power control mirror |
| 11 | F.OUTLET | 15 A | Accessory sockets |
| 12 | ABS IG ATIND | 7.5 A | AT shift indicato (Some models) |
| 13 | SRS1 | 7.5 A | — |
| 14 | METER1 | 10 A | — |
| 15 | C/U IG1 | 15 A | — |
2017, 2018
Engine compartment
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Assignment of the fuses in the engine compartment (2017, 2018)
| № | DESCRIPTION | AMP RATING | PROTECTED COMPONENT |
|---|---|---|---|
| 1 | FOG | 15 A | Fog lights (Some models) |
| 2 | H/L HI | 20 A | Headlight high beam (With halogen headlights) |
| 3 | H/CLEAN | 20 A | — |
| 4 | STOP | 10 A | Brake lights |
| 5 | ROOM | 15 A | Overhead light |
| 6 | ENG+B | 7.5 A | Engine control system |
| 7 | FUEL WARM | 15 A | — |
| 8 | HAZARD | 25 A | Hazard warning flashers, Turn signal lights |
| 9 | ABS/DSCS | 30 A | ABS, Dynamic stability control system |
| 10 | METER2 | 7.5 A | — |
| 11 | AUDIO2 | 7.5 A | Audio system |
| 12 | BOSE | 25 A | Bose Sound System-equipped model (Some models) |
| 13 | AUDIO1 | 15 A | Audio system |
| 14 | FUEL PUMP | 15 A | Fuel system |
| 15 | HID R DRL | 15 A | Headlight (RH) (With LED headlights), Daytime running lights (Some models) |
| 16 | AT PUMP | 15 A | — |
| 17 | HORN | 15 A | Horn |
| 18 | TAIL | 15 A | Taillights, License plate lights, Parking lights, Front side-marker lights |
| 19 | ST HEATER | 15 A | Heated steering wheel (Some models) |
| 20 | AT | 15 A | Transaxle control system |
| 21 | R. WIPER | 15 A | Rear window wiper (Some models) |
| 22 | A/C | 7.5 A | Air conditioner |
| 23 | ENGINE3 | 15 A | Engine control system |
| 24 | ENGINE2 | 15 A | Engine control system |
| 25 | ENGINE1 | 15 A | Engine control system |
| 26 | GLOW SIG | 5 A | — |
| 27 | EVVT | 20 A | Engine control system |
| 28 | WIPER | 20 A | Front window wiper and washer |
| 29 | DC DC REG | 30 A | — |
| 30 | EPBL FUEL.P2 | 30 A | Electric parking brake (LH) (Some models) |
| 31 | ADD FAN DE | 40 A | — |
| 32 | P. WINDOW 1 | 30 A | Power windows |
| 33 | H/L LOW R | 15 A | Headlight low beam (RH) (With halogen headlights) |
| 34 | H/L LOW L HID L | 15 A | Headlight (LH) (With LED headlights), Headlight low beam (LH) (With halogen headlights) |
| 35 | METER1 | 10 A | Instrument cluster |
| 36 | IG2 | 30 A | For protection of various circuits |
| 37 | EPBR LPG | 30 A | Electric parking brake (RH) (Some models) |
| 38 | FUEL.P3 FAN DE | 40 A | — |
| 39 | DCDC DE | 40 A | — |
| 40 | SRS1 | 7.5 A | Air bag |
| 41 | ENGINE. IG1 | 15 A | Engine control system |
| 42 | C/U IG1 | 15 A | For protection of various circuits |
| 43 | METER3 | 10 A | — |
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Passenger compartment
| № | DESCRIPTION | AMP RATING | PROTECTED COMPONENT |
|---|---|---|---|
| 1 | P.WINDOW3 PSEAT D | 30 A | Power seat (Some models) |
| 2 | D.LOCK | 25 A | Power door locks |
| 3 | P.WINDOW2 | 25 A | Power windows |
| 4 | SEAT WARM | 20 A | Seat warmer (Some models) |
| 5 | R.OUTLET3 | 15 A | Accessory sockets |
| 6 | SRS2/ESCL | 15 A | Seat weight sensor |
| 7 | SUNROOF | 10 A | Moonroof (Some models) |
| 8 | M.DEF | 7.5 A | Mirror defogger (Some models) |
| 9 | R.OUTLET1 | 15 A | — |
| 10 | MIRROR | 7.5 A | Power control mirror |
| 11 | F.OUTLET | 15 A | Accessory sockets |
| 12 | ABS IG ATIND | 7.5 A | AT shift indicato (Some models) |
| 13 | SRS1 | 7.5 A | — |
| 14 | METER1 | 10 A | — |
| 15 | C/U IG1 | 15 A | — |
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