Mazda 3 (BM/BN; 2014-2019-..) fuses

Fuse box diagram (location and assignment of electrical fuses) for Mazda 3 (BM/BN; 2014, 2015, 2016, 2017, 2018-…)

Fuse box diagram: Mazda 3 (BM/BN; 2014-2019-..)

2014
2015, 2016
2017, 2018

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.

Fuse box in passenger compartment

The fuse box is located on the left side of the vehicle, at the bottom, near the doorThe location of the fuses in the passenger compartment: Mazda 3 (2014, 2015, 2016, 2017, 2019-...)

Fuse box in engine compartment

The location of the fuses in the engine compartment: Mazda 3 (2014-2019-...)

2014

Fuse box diagram (Engine compartment)

Under-hood fuse box diagram: Mazda 3 (2014)

Assignment of the fuses in the engine compartment fuse box (2014)
DESCRIPTIONFUSE RATINGPROTECTED COMPONENT
1FOG15 AFog lights (Some models)
2H/L HI20 AHeadlight high beam (Some models)
3H/CLEAN20 A
4STOP10 ABrake lights
5ROOM15 AOverhead light
6ENG+B7.5 AEngine control system
7FUEL WARM
8HAZARD25 AHazard warning flashers, Turn signal lights
9ABS/DSCS30 AABS, Dynamic stability control system
10METER2
11AUDIO27.5 AAudio system
12BOSE25 ABose Sound System-equipped model (Some models)
13AUDIO115 AAudio system
14FUEL PUMP15 AFuel system
15HID R DRL15 AHeadlight (RH) (With xenon fusion headlights), Daytime running lights (Some models)
16AT PUMP
17HORN15 AHorn
18TAIL15 ATaillights, License plate lights, Parking lights, Front side-marker lights
19
20AT15 ATransaxle control system
21R.WIPER15 ARear window wiper (Some models)
22A/C7.5 AAir conditioner
23ENGINE315 AEngine control system
24ENGINE215 AEngine control system
25ENGINE115 AEngine control system
26GLOW SIG
27EVVT20 AEngine control system
28WIPER20 AFront window wiper and washer
29DC DC REG
30
31ADD FAN DE
32P.WINDOW130 APower windows
33H/L LOW R15 AHeadlight low beam (RH) (With halogen headlights)
34H/L LOW L HID L15 AHeadlight (LH) (With xenon fusion headlights), Headlight low beam (LH) (With halogen headlights)
35METER110 AInstrument cluster
36IG230 AFor protection of various circuits
37
38FAN DE
39DC DC DE
40SRS17.5 AAir bag
41ENGINE. IG115 AEngine control system
42C/U IG115 AFor protection of various circuits
43

Fuse box diagram (Passenger compartment)

Interior fuse box diagram: Mazda 3 (2014)

Assignment of the fuses in the passenger compartment (2014)
DESCRIPTIONFUSE RATINGPROTECTED COMPONENT
1P.SEAT D30 APower seat (Some models)
2D.LOCK25 APower door locks
3P.WINDOW225 APower windows
4SEAT WARM20 ASeat warmer (Some models)
5R.OUTLET315 AAccessory sockets
6SRS2/ESCL15 ASeat weight sensor (Some models)
7SUNROOF10 AMoonroof (Some models)
8M.DEF7.5 AMirror defroster (Some models)
9R.OUTLET1
10MIRROR7.5 APower control mirror
11F.OUTLET15 AAccessory sockets
12AT IND7.5 AAT shift indicator (Some models)
13
14
15

2015, 2016

Fuse box diagram (Engine compartment)

Under-hood fuse box diagram: Mazda 3 (2015, 2016)

Assignment of the fuses in the engine compartment fuse box (2015, 2016)
DESCRIPTIONFUSE RATINGPROTECTED COMPONENT
1FOG15 AFog lights (Some models)
2H/LH120 AHeadlight high beam (With halogen headlights)
3H/CLEAN20 A
4STOP10 ABrake lights
5ROOM15 AOverhead light
6ENG+B7.5 AEngine control system
7FUEL WARM15 A
8HAZARD25 AHazard warning flashers, Turn signal lights
9ABS/DSCS30 AABS, Dynamic stability control system
10METER27.5 A
11AUDI027.5 AAudio system
12BOSE25 ABose Sound System-equipped model (Some models)
13AUDIO115 AAudio system
14FUEL PUMP15 AFuel system
15HID R DRL15 AHeadlight (RH) (With xenon fusion headlights), Daytime running lights (Some models)
16AT PUMP15 A
17HORN15 AHorn
18TAIL15 ATaillights, License plate lights, Parking lights. Front side-marker lights
19CNG15 A
20AT15 ATransaxle control system
21R. WIPER15 ARear window wiper (Some models)
22A/C7.5 AAir conditioner
23ENGINE315 AEngine control system
24ENGINE215 AEngine control system
25ENGINE115 AEngine control system
26GLOW SIG5 A
27EVVT20 AEngine control system
28WIPER20 AFront window wiper and washer
29DCDC REG30 A
30FUEL PUMP230 A
31ADD FAN DE40 A
32P. WINDOW 130 APower windows
33H/L LOW R15 AHeadlight low beam (RH) (With halogen headlights)
34H/L LOW L HID L15 AHeadlight (LH) (With xenon fusion headlights), Headlight low beam (LH) (With halogen headlights)
35METER110 AInstrument cluster
36IG230 AFor protection of various circuits
37LPG30 A
38FAN DE40 A
39DCDC DE40 A
40SRS17.5 AAir bag
41ENGINE. IG115 AEngine control system
42C/U IG115 AFor protection of various circuits
43

Fuse box diagram (Passenger compartment)

Interior fuse box diagram: Mazda 3 (2015, 2016)

Assignment of the fuses in the passenger compartment (2015, 2016)
DESCRIPTIONFUSE RATINGPROTECTED COMPONENT
1P.WINDOW3 PSEAT D30 APower seat (Some models)
2D.LOCK25 APower door locks
3P.WINDOW225 APower windows
4SEAT WARM20 ASeat warmer (Some models)
5R.OUTLET315 AAccessory sockets
6SRS2/ESCL15 ASeat weight sensor
7SUNROOF10 AMoonroof (Some models)
8M.DEF7.5 AMirror defogger (Some models)
9R.OUTLET115 A
10MIRROR7.5 APower control mirror
11F.OUTLET15 AAccessory sockets
12ABS IG ATIND7.5 AAT shift indicato (Some models)
13SRS17.5 A
14METER110 A
15C/U IG115 A

2017, 2018

Fuse box diagram (Engine compartment)

Under-hood fuse box diagram: Mazda 3 (2017, 2018)

Assignment of the fuses in the engine compartment fuse box (2017, 2018).xlsx
DESCRIPTIONFUSE RATINGPROTECTED COMPONENT
1FOG15 AFog lights (Some models)
2H/LHI20 AHeadlight high beam (With halogen headlights)
3H/CLEAN20 A
4STOP10 ABrake lights
5ROOM15 AOverhead light
6ENG+B7.5 AEngine control system
7FUEL WARM15 A
8HAZARD25 AHazard warning flashers, Turn signal lights
9ABS/DSCS30 AABS, Dynamic stability control system
10METER27.5 A
11AUDI027.5 AAudio system
12BOSE25 ABose Sound System-equipped model (Some models)
13AUDIOl15 AAudio system
14FUEL PUMP15 AFuel system
15HID R DRL15 AHeadlight (RH) (With LED headlights), Daytime running lights (Some models)
16AT PUMP15 A
17HORN15 AHorn
18TAIL15 ATaillights, License plate lights, Parking lights, Front side-marker lights
19ST HEATER15 AHeated steering wheel (Some models)
20AT15 ATransaxle control system
21R. WIPER15 ARear window wiper (Some models)
22A/C7.5 AAir conditioner
23ENGINE315 AEngine control system
24ENGINE215 AEngine control system
25ENGINE115 AEngine control system
26GLOW SIG5 A
27EVVT20 AEngine control system
28WIPER20 AFront window wiper and washer
29DC DC REG30 A
30EPBL FUEL.P230 AElectric parking brake (LH) (Some models)
31ADD FAN DE40 A
32P. WINDOW 130 APower windows
33H/L LOW R15 AHeadlight low beam (RH) (With halogen headlights)
34H/L LOW L HID L15 AHeadlight (LH) (With LED headlights), Headlight low beam (LH) (With halogen headlights)
35METER110 AInstrument cluster
36IG230 AFor protection of various circuits
37EPBR LPG30 AElectric parking brake (RH) (Some models)
38FUEL.P3 FAN DE40 A
39DCDC DE40 A
40SRS17.5 AAir bag
41ENGINE. IG115 AEngine control system
42C/U IG115 AFor protection of various circuits
43METER310 A

Fuse box diagram (Passenger compartment)

Interior fuse box diagram: Mazda 3 (2017, 2018)

Assignment of the fuses in the passenger compartment (2017, 2018)
DESCRIPTIONFUSE RATINGPROTECTED COMPONENT
1P.WINDOW3 PSEAT D30 APower seat (Some models)
2D.LOCK25 APower door locks
3P.WINDOW225 APower windows
4SEAT WARM20 ASeat warmer (Some models)
5R.OUTLET315 AAccessory sockets
6SRS2/ESCL15 ASeat weight sensor
7SUNROOF10 AMoonroof (Some models)
8M.DEF7.5 AMirror defogger (Some models)
9R.OUTLET115 A
10MIRROR7.5 APower control mirror
11F.OUTLET15 AAccessory sockets
12ABS IG ATIND7.5 AAT shift indicato (Some models)
13SRS17.5 A
14METER110 A
15C/U IG115 A
What a blown fuse looks like?

If the wire is broken, the fuse is blown (but sometimes a fuse can look completely normal and still be blown and in need of replacement).
Mazda 3 (BM/BN; 2014-2019-..) fuses December 16, 2018 admin