Mazda 3 (BL; 2010-2013) fuses

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In this article, we consider the second-generation Mazda 3 (BL), produced from 2010 to 2013. Here you will find fuse box diagrams of Mazda3 2010, 2011, 2012 and 2013, 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 (BM/BN; 2014-2018)…>>

Mazda 3 (BP; 2019-2024)…>>

Fuse Layout Mazda3 2010-2013

Cigar lighter (power outlet) fuses: #12 “OUTLET” (Accessory sockets) and #14 “CIGAR” (Lighter) in the Instrument panel 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 dashboard behind the cover.

Engine compartment

Fuse box diagrams

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2010

Engine compartment

Assignment of the fuses in the engine compartment fuse (2010)

№	DESCRIPTION	AMP RATING	PROTECTED COMPONENT
1	FAN 2	—	—
2	ENG MAIN	40 A	Engine control system
3	BTN 1	50 A	For protection of various circuits
4	A/C MAG	7.5 A	Air conditioner
5	H/L HI	20 A	Headlight high beam
6	FOG	15 A	Fog lights (Some models)
7	H/LWASH	—	—
8	SUNROOF	15 A	Moonroof (Some models)
9	F.DEF RH	—	—
10	F.DEF LH	—	—
11	FAN 1	40 A	Cooling fan
12	ROOM	15 A	Interior lights
13	TCM	15 A	TCM (Some models)
14	DSC	20 A	Dynamic Stability Control system (Some models)
15	BTN 2	7.5 A	For protection of various circuits
16	AT PUMP	—	—
17	HEATER	40 A	Heater
18	INJ	—	—
19	R.DEF	30 A	Rear window defroster
20	IGKEY 2	40 A	For protection of various circuits
21	IGKEY 1	40 A	For protection of various circuits
22	HORN	15 A	Horn
23	STOP	15 A	Brake lights
24	ENG+B	10A	Engine control system
25	FUEL PUMP	25 A	Fuel system
26	ABS	40 A	ABS
27	SEAT WARM	20 A	Seat warmer (Some models)
28	EH PAS	80 A	Electro-Hydraulic Power Assist Steering
29	—	—	—
30	ABS IG	7.5 A	ABS
31	—	—	—
32	H/L LO RH	15 A	Headlight low beam (RH)
33	H/L LO LH	15 A	Headlight low beam (LH)
34	ILLUM	7.5 A	Dashboard illumination
35	TAIL	15 A	Tail lamp
36	ENG INJ	15 A	Engine control system
37	ENG BAR	15 A	PCM
38	ENG BAR 2	20 A	PCM
39	ETV	15 A	Electric throttle valve

Passenger compartment

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Assignment of the fuses in the passenger compartment (2010)

№	DESCRIPTION	AMP RATING	PROTECTED COMPONENT
1	BOSE	30 A	Bose® Sound System-equipped model (Some models)
2	PSEAT	30 A	Power seat (Some models)
3	P.WIND	30 A	Power window
4	D LOCK	25 A	Door lock motor
5	—	—	—
6	—	—	—
7	ESCL	15 A	Electronic steering lock (Some models)
8	SAS	15 A	Air bag
9	—	—	—
10	HAZARD	15 A	Hazard warning flashers
11	METER	15 A	For protection of various circuits
12	OUTLET	15 A	Accessory sockets
13	R WIPER	15 A	Rear wiper (Some models)
14	CIGAR	15 A	Lighter
15	—	—	—
16	HEATER	10 A	Blower motor
17	MIRROR	10 A	Power control mirror
18	ST SIG	10 A	Starter sig
19	—	—	—
20	AUDIO	7.5 A	Audio system
21	M.DEF	7.5 A	Mirror defroster (Some models)
22	AFS	7.5 A	Adaptive Front-Lighting System (Some models)
23	—	—	—
24	ENG	20 A	Engine control system
25	—	—	—
26	—	—	—
27	—	—	—
28	—	—	—
29	—	—	—
30	P.WIND	25 A	Power window
31	—	—	—
32	F WIPER	25 A	Windshield wiper and washer
33	—	—	—
34	—	—	—

2011

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Engine compartment

Assignment of the fuses in the engine compartment (2011)

№	DESCRIPTION	AMP RATING	PROTECTED COMPONENT
1	FAN 2	40 A	Cooling fan (Some models)
2	ENG MAIN	40 A	Engine control system
3	BTN 1	50 A	For protection of various circuits
4	A/C MAG	7.5 A	Air conditioner
5	H/L HI	20 A	Headlight high beam
6	FOG	15 A	Fog lights (Some models)
7	H/L WASH	—	—
8	SUNROOF	15 A	Moonroof (Some models)
9	F.DEF RH	—	—
10	F.DEF LH	—	—
11	FAN 1	40 A	Cooling fan
12	ROOM	15 A	Interior lights
13	TCM	15 A	TCM (Some models)
14	DSC	20 A	Dynamic Stability Control system (Some models)
15	BTN 2	7.5 A	For protection of various circuits
16	AT PUMP	—	—
17	HEATER	40 A	Air conditioner
18	INJ	30 A	Injector (Some models)
19	R.DEF	30 A	Rear window defroster
20	IGKEY 2	40 A	For protection of various circuits
21	IGKEY 1	40 A	For protection of various circuits
22	HORN	15 A	Horn
23	STOP	15 A	Brake lights
24	ENG+B	10A	Engine control system
25	FUEL PUMP	25 A	Fuel system
26	ABS	40 A	ABS
27	SEAT WARM	20 A	Seat wanner (Some models)
28	EH PAS	80 A	Electro-Hydraulic Power Assist Steering
29	—	—	—
30	ABS IG	7.5 A	ABS
31	SWS	7.5 A	Air bag
32	H/L LO RH	15 A	Headlight low beam (RH)
33	H/L LO LH	15 A	Headlight low beam (LH)
34	ILLUM	7.5 A	Dashboard illumination
35	TAIL	15 A	Taillights
36	ENG INJ	15 A	Engine control system
37	ENG BAR	15 A	PCM
38	ENG BAR 2	20 A	PCM
39	ETV	15 A	Electric throttle valve

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Passenger compartment

Assignment of the fuses in the passenger compartment (2011)

№	DESCRIPTION	AMP RATING	PROTECTED COMPONENT
1	BOSE	30 A	Bose Sound System-equipped model (Some models)
2	PSEAT	30 A	Power seat (Some models)
3	P.WIND	30 A	Power window
4	D LOCK	25 A	Door lock motor
5	—	—	—
6	—	—	—
7	ESCL	—	—
8	SAS	15 A	Air bag
9	—	—	—
10	HAZARD	15 A	Hazard warning flashers
11	METER	15 A	For protection of various circuits
12	OUTLET	15 A	Accessory sockets
13	R WIPER	15 A	Rear wiper
14	CIGAR	15 A	Lighter
15	—	—	—
16	HEATER	10 A	Air conditioner
17	MIRROR	10 A	Power control mirror
18	ST SIG	10 A	Starter sig
19	—	—	—
20	AUDIO	7.5 A	Audio system
21	M.DEF	7.5 A	Mirror defroster (Some models)
22	AFS	7.5 A	Adaptive Front-Lighting System (Some models)
23	—	—	—
24	ENG	20 A	Engine control system
25	—	—	—
26	—	—	—
27	—	—	—
28	—	—	—
29	—	—	—
30	P.WIND	25 A	Power window
31	—	—	—
32	F WIPER	25 A	Windshield wiper and washer
33	—	—	—
34	—	—	—

2012, 2013

Engine compartment

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Assignment of the fuses in the engine compartment (2012, 2013)

№	DESCRIPTION	AMP RATING	PROTECTED COMPONENT
1	DC DC (SKYACTIV-G 2.0)	—	—
1	FAN 2 (MZR 2.0, MZR 2.3 DISI Turbo and MZR 2.5)	40 A	Cooling fan (Some models)
2	ENG MAIN	40 A	Engine control system
3	BTN 1	50 A	For protection of various circuits
4	A/CMAG	7.5 A	Air conditioner
5	H/L HI	20 A	Headlight high beam
6	FOG	15 A	Fog lights (Some models)
7	H/L WASH	—	—
8	SUNROOF	15 A	Moonroof (Some models)
9	HEATER (SKYACTIV-G 2.0)	40 A	Air conditioner
9	F.DEF RH (MZR 2.0, MZR 2.3 DISI Turbo and MZR 2.5)	—	—
10	EVVT (SKYACTIV-G 2.0)	20 A	Engine control system
10	F.DEF LH (MZR 2.0, MZR 2.3 DISI Turbo and MZR 2.5)	—	—
11	FAN 1	40 A	Cooling fan (Some models)
12	ROOM	15 A	Overhead lights
13	TCM	15 A	Transaxle control system (Some models)
14	DSC	20 A	Dynamic Stability Control system (Some models)
15	BTN 2	7.5 A	For protection of various circuits
16	AT PUMP	—	—
17	PTC (SKYACTIV-G 2.0)	—	—
17	HEATER (MZR 2.0, MZR 2.3 DISI Turbo and MZR 2.5)	40 A	Air conditioner
18	INJ	30 A	Engine control system (Some models)
19	R.DEF	30 A	Rear window defroster
20	IGKEY 2	40 A	For protection of various circuits
21	IGKEY 1	40 A	For protection of various circuits
22	HORN	15 A	Horn
23	STOP	15 A	Brake lights
24	ENG+B	10A	Engine control system
25	FUEL PUMP	25 A	Fuel system
26	ABS	40 A	ABS
27	SEAT WARM	20 A	Seat warmer (Some models)
28	EH PAS	80 A	Power assist steering
29	—	—	—
30	ABS IG	7.5 A	ABS
31	SWS	7.5 A	Air bag
32	H/L LO RH	15 A	Headlight low beam (RH)
33	H/L LO LH	15 A	Headlight low beam (LH)
34	ILLUM	7.5 A	Instrument panel illumination
35	TAIL	15 A	Taillights, Parking lights, License plate lights
36	ENG INJ	15 A	Engine control system
37	ENG BAR	15 A	Engine control system
38	ENG INJ (SKYACTIV-G 2.0)	15 A	Engine control system
38	ENG BAR 2 (MZR 2.0, MZR 2.3 DISI Turbo and MZR 2.5)	20 A	Engine control system
39	EHPAS IG (SKYACTIV-G 2.0)	—	—
39	ETV (MZR 2.0, MZR 2.3 DISI Turbo and MZR 2.5)	15 A	Engine control system

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Passenger compartment

Assignment of the fuses in the passenger compartment (2012, 2013)

№	DESCRIPTION	AMP RATING	PROTECTED COMPONENT
1	BOSE	—	—
2	P SEAT	30 A	Power seat (Some models)
3	P.WIND	30 A	Power window
4	D.LOCK	25 A	Power door lock
5	—	—	—
6	—	—	—
7	ESCL	—	—
8	SAS	15 A	Air bag
9	—	—	—
10	HAZARD	15 A	Hazard warning flashers, Turn signal lights
11	METER	15 A	Instrument cluster
12	OUTLET	15 A	Accessory sockets
13	R.WIPER	15 A	Rear window wiper and washer (Some models)
14	CIGAR	15 A	Accessory sockets
15	ROOM2	—	—
16	HEATER	10 A	Air conditioner
17	MIRROR	10 A	Power control mirror
18	ST SIG	10 A	Engine control system
19	—	—	—
20	AUDIO	7.5 A	Audio system
21	M.DEF	7.5 A	Mirror defroster (Some models)
22	AFS	7.5 A	Adaptive Front-Lighting System (Some models)
23	—	—	—
24	ENG	20 A	Engine control system
25	—	—	—
26	METER2	—	—
27	—	—	—
28	AUDIO2	—	—
29	—	—	—
30	P.WIND	25 A	Power window
31	—	—	—
32	F.WIPER	25 A	Front window wiper and washer
33	BOSE 2	25 A	Bose Sound System-equipped model (Some models)
34	—	—	—

Learn more:

How to check the fuses?

How to replace a blown fuse?

Why do car fuses blow?

Types of automotive fuses

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