Categories: Mazda

Mazda 3 (BM/BN; 2014-2018) fuses

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).

See other Mazda 3:

Mazda 3 (BK; 2003-2009)…>>

Mazda 3 (BL; 2010-2013)…>>

Mazda 3 (BP; 2019-..)…>>

Fuse Layout Mazda3 2014-2018

Contents

Cigar lighter (power outlet) fuses: #5 “R.OUTLET3” and #11 “F.OUTLET” in the passenger compartment fuse box.

Table of Contents

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

2014

Engine compartment

Assignment of the fuses in the engine compartment (2014)

№	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	—	—	—

Passenger compartment

Assignment of the fuses in the passenger compartment (2014)

№	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

Engine compartment

Assignment of the fuses in the engine compartment (2015, 2016)

№	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

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

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	—

Passenger compartment

Assignment of the fuses in the passenger compartment (2017, 2018)

№	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	—