Mazda 3 (BK; 2003-2009) fuses

 

In this article, we consider the first-generation Mazda 3 (BK), produced from 2003 to 2009. Here you will find fuse box diagrams of Mazda3 2003, 2004, 2005, 2006, 2007, 2008 and 2009, 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 2003-2009


Cigar lighter (power outlet) fuses: #43 “CIGAR” in the passenger compartment fuse box, and fuse #29 “P.OUTLET” (since 2007) in the engine compartment fuse box.


Fuse box location

If any lights, accessories, or controls don’t work, inspect the appropriate circuit protector. If a fuse has blown, the inside element will be melted.

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 front passenger’s side below the glove box (remove the glovebox bottom, turn the two clips and lower the fuse box down).The location of the fuses in the passenger compartment: Mazda 3 (BK; 2003-2009)

Engine compartment

The location of the fuses in the engine compartment: Mazda 3 (BK; 2003-2009)

To replace the MAIN fuse, contact an Authorized Mazda Dealer.

Fuse box diagrams

2004, 2005

Engine compartment

Under-hood fuse box diagram: Mazda 3 (2003, 2004, 2005)

 

Assignment of the fuses in the engine compartment fuse box (2004, 2005)

DESCRIPTION AMP RATING PROTECTED COMPONENT
1 FAN 40A Cooling fan
2 P/ST 80A EHPAS
3 BTN 40A For protection of various circuits
4 HEAD 40A Headlights
5 PTC 80A
6 GLOW 60A
7 ABS 1 30A ABS (Some models)
8 ABS 2 20A ABS (Some models)
9 ENGINE 30A For protection of various circuits
10
11 IG KEY 1 30A Ignition switch
12 STARTER 20A Starter clutch
13 IG KEY 2 30A Ignition switch
14
15 HEATER 40A Blower motor
16
17 DEFOG 40A Rear window-defroster
18
19 ABS IG 10A ABS (Some models)
20 FOG 15A Fog lights (Some models)
21 HORN 15A Horn
22
23 H/CLEAN 20A
24 F/PUMP 15A Fuel pump
25 P/ST IG 10A Power steering
26 A/C MAG 10A Air conditioner
27 ALT 10A
28
29
30 ENG +B 10A PCM
31 ROOM 15A Interior lights
32 ENG BAR 4 10A O 2 heater
33 ENG BAR 3 10A O 2 heater
34 EGI INJ 10A Injector
35 ENG BAR 1 10A Air flow sensor
36 ENG BAR 2 10A EGR control valve

Passenger compartment

Interior fuse box diagram: Mazda 3 (2003, 2004, 2005)

Assignment of the fuses in the passenger compartment (2004, 2005)

DESCRIPTION AMP RATING PROTECTED COMPONENT
37 D/LOCK 2 15A Power door lock
38
39 HEAD HIGH L 10A Headlight high beams (LH)
40 HEAD HIGH R 10A Headlight high beams (RH)
41
42
43 CIGAR 15A Lighter
44 RADIO 7.5A Audio system
45 MIRROR 10A Power control mirror
46 TAIL R 7.5A Taillight (RH), Parking lights (RH) License plate lights
47 OBD 10A For protection of various circuits
48
49 TR/LOCK 20A
50 CPU PWR 10A Control unit
51 HAZARD 15A Turn signals. Hazard warning flashers
52 SUN ROOF 20A MoonrooF
53 WASHER 20A Front washer. Rear window wiper and washer
54
55 P/WIND R 30A
56 P/WIND L 30A
57 ALARM 7.5A
58 M/DEF 7.5A Mirror Defroster
59
60 HEAD LOW R 15A Headlight low-beams (RH), Headlight leveling (Some models)
61 HEAD LOWL 15A Headlight low-beams (LH)
62
63
64
65 SAS 10A Supplemental restraint system
66 METER 10A Instrument cluster. Immobilizer system, Shift lock system
67 IGNITION 20A ABS EH PAS (Some models)
68 WIPER 20A Windshield wiper
69 ENGINE 20A For protection of various circuits
70 IG SIG 10A Auto wiper (Some models)
71 SAS 2 7.5A Supplemental restraint system
72
73
74 SEAT WARM 20A
75 D/LOCK 1 25A Power door lock
76 A/C 10A Air conditioner, Heater control unit
77 P/WIND L 30A Power window (LH) (Some models)
78 P/WIND R 30A Power window (RH) (Some models)
79 BACK 10A Reverse lights
80 SUN ROOF 7.5A Moonroof (Some models)
81 TAILL 7.5A Taillights (LH), Parking lights (LH)
82 ILLUMI 7.5A Illumination
83
84
85
86

2006

Engine compartment

Under-hood fuse box diagram: Mazda 3 (2006)

Assignment of the fuses in the engine compartment fuse box (2006)

DESCRIPTION AMP RATING PROTECTED COMPONENT
1 FAN 40 A Cooling fan
2 P/ST 80 A EHPAS
3 BTN 40 A For protection of various circuits
4 HEAD 40 A Headlights
5 PTC 80 A
6 GLOW 60 A
7 ABS 1 30 A ABS (Some models)
8 ABS 2 20 A ABS (Some models)
9 ENGINE 30 A For protection of various circuits
10
11 IG KEY 1 30 A Ignition switch
12 STARTER 20 A Starter clutch
13 IG KEY 2 30 A Ignition switch
14
15 HEATER 40 A Blower motor
16
17 DEFOG 40 A Rear window defroster
18 AUDIO 30 A Audio system (BOSE Sound System-equipped model)
19 ABS IG 10A ABS (Some models)
20 FOG 15 A Fog lights (Some models)
21 HORN 15 A Horn
22
23 H/CLEAN 20 A
24 F/PUMP 15 A Fuel pump
25 P/ST IG 10A Power steering
26 A/C MAG 10A Air conditioner
27 TCM 15A Transmission control module
28
29
30 ENG +B 10A PCM
31 ROOM 15 A Interior lights
32 ENG BAR 4 10A O2 heater
33 ENG BAR 3 10A O2 heater
34 EGI INJ 10A Injector
35 ENG BAR 1 10A Air flow sensor
36 ENG BAR 2 10A EGR control valve

Passenger compartment

Interior fuse box diagram: Mazda 3 (2006)

Assignment of the fuses in the passenger compartment (2006)

DESCRIPTION AMP RATING PROTECTED COMPONENT
37 D/LOCK 2 15 A Power door lock
38 STOP 10A Stop lights
39 HEAD HIGH L 10A Headlight high beams (LH)
40 HEAD HIGH R 10A Headlight high beams (RH)
41
42
43 CIGAR 15 A Lighter
44 RADIO 7.5 A Audio system
45 MIRROR 10A Power control mirror
46 TAIL R 7.5 A Taillight (RH), Parking lights (RH) License plate lights
47 OBD 10A For protection of various circuits
48
49 TR/LOCK 20 A
50 CPU PWR 10A Control unit
51 HAZARD 15 A Turn signals, Hazard warning flashers
52 SUN ROOF 20 A Moonroof (Some models)
53 WASHER 20 A Front washer, Rear window wiper and washer
54
55 P/WIND R 30 A
56 P/WIND L 30 A
57 ALARM 7.5 A
58 M/DEF 7.5 A Mirror Defroster
59
60 HEAD LOW R 15 A Headlight low beams (RH), Headlight leveling (Some models)
61 HEAD LOW L 15 A Headlight low beams (LH)
62
63
64
65 SAS 10A Supplemental restraint system
66 METER 10A Instrument cluster. Immobilizer system. Shift lock system
67 IGNITION 20 A ABS (Some models), EHPAS
68 WIPER 20 A Windshield wiper
69 ENGINE 20 A For protection of various circuits
70 IG SIG 10A Auto wiper (Some models)
71 SAS 2 7.5 A Supplemental restraint system
72
73
74 SEAT WARM 20 A
75 D/LOCK 1 25 A Power door lock
76 A/C 10A Air conditioner, Heater control unit
77 P/WIND L 30 A Power window (LH) (Some models)
78 P/WIND R 30 A Power window (RH)
79 BACK 10A Reverse lights
80 SUN ROOF 7.5 A Moonroof (Some models)
81 TAILL 7.5 A Taillights (LH), Parking lights (LH)
82 ILLUMI 7.5 A Illumination
83
84
85
86

2007, 2008

Engine compartment

Under-hood fuse box diagram: Mazda 3 (2007, 2008)

Without turbocharger

Assignment of the fuses in the engine compartment (Without turbocharger, 2007, 2008)

DESCRIPTION AMP RATING PROTECTED COMPONENT
1 FAN 40A Cooling fan
2 P/ST 80A Power steering
3 BTN 40A For protection of various circuits
4 HEAD 40A Headlights
5 PTC
6 GLOW
7 ABS 1 30A ABS (Some models), DSC (Some models)
8 ABS 2 20A ABS (Some models), DSC (Some models)
9 ENGINE 30A For protection of various circuits
10
11 IG KEY 1 30A Ignition switch
12 STARTER 20A Starter clutch
13 IG KEY 2 30A Ignition switch
14 GLOW 1
15 HEATER 40A Blower motor
16 GLOW 2
17 DEFOG 40A Rear window defroster
18 AUDIO 30A Audio system (BOSE Sound System-equipped model)
19 ABS IG 10A ABS (Some models), DSC (Some models)
20 FOG 15A Front fog lights (Some models)
21 HORN 15A Horn
22 DRL 10A DRL (Some models)
23 H/CLEAN
24 F/PUMP 15A Fuel pump
25 P/ST IG 10A Power steering
26 A/C MAG 10A Air conditioner (Some models)
27 ALT/TCM 10A/15A TCM (Some models)
28 GLOW SIG
29 P.OUTLET Power outlet
30 ENG +B 10A PCM
31 ROOM 15A Interior lights
32 ENG BAR 4 10A O2 sensors (Some models)
33 ENG BAR 3 10A O2 sensors
34 EGI INJ 10A Injector
35 ENG BAR 1 10A For protection of various circuits
36 ENG BAR 2 10A PCM, Fuel pump


 

With turbocharger

Assignment of the fuses in the engine compartment (With turbocharger, 2007, 2008)

DESCRIPTION AMP RATING PROTECTED COMPONENT
1 FAN 70A Cooling fan
2
3 BTN 40A For protection of various circuits
4 HEAD 40A Headlights
5 F/PUMP 30A Fuel pump
6
7 ABS 1 30A ABS, DSC
8 ABS 2 20A ABS, DSC
9 ENGINE 30A For protection of various circuits
10 INJECTOR 30A Fuel injector
11 IG KEY 1 30A Ignition switch
12 STATER 20A Starter clutch
13 IG KEY2 30A Ignition switch
14
15 HEATER 40A Blower motor
16
17 DEFOG 40A Rear window deforester
18 AUDIO 30A Audio system (BOSE Sound System-equipped model)
19 ABS IG 10A ABS
20 FOG 15A Front fog lights
21 HORN 15A Horn
22 DRL 10A DRL (Some models)
23 H/CLEAN
24 ETC 10A Elec, throttle valve
25
26 A/C MAG 10A Air conditioner
27
28
29 P.OUTLET 15A Power outlet
30 ENG +B 10A PCM
31 ROOM 15A Interior lights
32
33 ENG BAR 3 10A O2 sensors
34
35 ENG BAR 1 15A For protection of various circuits
36 ENG BAR 2 10A PCM, Fuel pump

Passenger compartment

Interior fuse box diagram: Mazda 3 (2007, 2008)

Assignment of the fuses in the passenger compartment (2007, 2008)

DESCRIPTION AMP RATING PROTECTED COMPONENT
37 D/LOCK 2 15A Double locking system (Some models)
38 STOP LAMP/HORN 10A Stop Lamp, Horn
39 HEAD HIGH L 10A Headlight high beam (LH)
40 HEAD HIGH R 10A Headlight high beam (RH)
41
42
43 CIGAR 15A Lighter
44 RADIO 7.5A Audio system
45 MIRROR 10A Power control mirror (Some models)
46 TAIL R 7.5A Taillight (RH), Parking light (RH), License plate lights
47 OBD 10A For protection of various circuits
48
49 TR/LOCK
50
51
52 SUN ROOF 20A Moonroof (Some models)
53 WASHER 20A Windshield wiper and washer
54
55 P/WIND R
56 P/WIND L
57 ALARM
58 M/DEF 7.5A Mirror Defroster (Some models)
59
60 HEAD LOW R 15A Headlight low beam (RH), Headlight leveling
61 HEAD LOW L 15A Headlight low beam (LH)
62
63
64
65 SAS 10A Supplemental restraint system
66 METER 10A Instrument cluster, Immobilizer system
67 IGNITION 20A ABS (Some models), DSC (Some models), Power steering
68 WIPER 20A Windshield wiper and washer
69 ENGINE 20A For protection of various circuits
70 IG SIG 10A Auto wiper (Some models), Power window switch (Some models)
71 SAS 2 7.5A Seat weight sensor
72
73
74 SEAT WARM 20A Seat wanner (Some models)
75 D/LOCK 1 25A Power door lock (Some models)
76 A/C 10A Air conditioner (Some models), Heater control unit
77 P/WIND L 30A Power window (LH) (Some models)
78 P/WIND R 30A Power window (RH) (Some models)
79 BACK 10A Reverse lights
80 SUN ROOF 7.5A Moonroof (Some models)
81 TAILL 7.5A Taillight (LH), Parking light (LH)
82 ILLUMI 7.5A Illumination
83
84
85
86

2009

Engine compartment

Under-hood fuse box diagram: Mazda 3 (2009)

Without turbocharger

Assignment of the fuses in the engine compartment (Without turbocharger, 2009)

DESCRIPTION AMP RATING PROTECTED COMPONENT
1 FAN 40A Cooling fan
2 P/ST 80A Power steering
3 BTN 40A For protection of various circuits
4 HEAD 40A Headlights
5 PTC
6 GLOW/P.SEAT 30A Power seat
7 ABS 1 30A ABS (Some models), DSC (Some models)
8 ABS 2 20A ABS (Some models), DSC (Some models)
9 ENGINE 30A For protection of various circuits
10
11 IG KEY 1 30A Ignition switch
12 STARTER 20A Starter clutch
13 IG KEY 2 30A Ignition switch
14 GLOW 1
15 HEATER 40A Blower motor
16 GLOW 2
17 DEFOG 40A Rear window defroster
18 AUDIO 30A Audio system (BOSE Sound System-equipped model) (Some models)
19 ABS IG 10A ABS (Some models), DSC (Some models)
20 FOG 15A Front fog lights (Some models)
21 HORN 15A Horn
22 DRL 10A DRL (Some models)
23 H/CLEAN
24 F/PUMP 15A Fuel pump
25 P/ST IG 10A Power steering
26 A/C MAG 10A Air conditioner (Some models)
27 ALT/TCM 15A TCM (Some models)
28 GLOW SIG
29 P.OUTLET 15A Power outlet
30 ENG +B 10A PCM
31 ROOM 15A Interior lights
32 ENG BAR 4 10A O2 sensors (Some models)
33 ENG BAR 3 10A O2 sensors
34 EGI INJ 10A Injector
35 ENG BAR 1 10A For protection of various circuits
36 ENG BAR 2 10A PCM , Fuel pump

 

With turbocharger

Assignment of the fuses in the engine compartment (With turbocharger, 2009)

DESCRIPTION AMP RATING PROTECTED COMPONENT
1 FAN 70A Cooling fan
2
3 BTN 40A For protection of various circuits
4 HEAD 40A Headlights
5 F/PUMP 30A Fuel pump
6
7 ABS 1 30A ABS, DSC
8 ABS 2 20A ABS, DSC
9 ENGINE 30A For protection of various circuits
10 INJECTOR 30A Fuel injector
11 IG KEY1 30A Ignition switch
12 STARTER 20A Starter clutch
13 IG KEY2 30A Ignition switch
14
15 HEATER 40A Blower motor
16
17 DEFOG 40A Rear window defroster
18 AUDIO 30A Audio system (BOSE Sound System-equipped model) (Some models)
19 ABS IG 10A ABS
20 FOG 15A Front fog lights
21 HORN 15A Horn
22 DRL 10A DRL (Some models)
23 H/CLEAN
24 ETC 10A Elec, throttle valve
25
26 A/C MAG 10A Air conditioner
27
28
29 P.OUTLET 15A Power outlet
30 ENG +B 10A PCM
31 ROOM 15A Interior lights
32
33 ENG BAR 3 10A O2 sensors
34
35 ENG BAR 1 15A For protection of various circuits
36 ENG BAR 2 10A PCM, Fuel pump

Passenger compartment

Interior fuse box diagram: Mazda 3 (2009)

Assignment of the fuses in the passenger compartment (2009)

DESCRIPTION AMP RATING PROTECTED COMPONENT
37 D/LOCK 2 15A Double locking system (Some models)
38 STOP LAMP/HORN 10A Stop Lamp, Horn
39 HEAD HIGH L 10A Headlight high beam (LH)
40 HEAD HIGH R 10A Headlight high beam (RH)
41
42
43 CIGAR 15A Lighter
44 RADIO 7.5A Audio system
45 MIRROR 10A Power control mirror (Some models)
46 TAIL R 7.5A Taillight (RH), Parking light (RH), License plate lights
47 OBD 10A For protection of various circuits
48
49 TR/LOCK
50
51
52 SUN ROOF 20A Moonroof (Some models)
53 WASHER 20A Windshield wiper and washer
54
55 P/WIND R
56 P/WIND L
57 ALARM
58 M/DEF 7.5A Mirror Defroster (Some models)
59
60 HEAD LOW R 15A Headlight low beam (RH), Headlight leveling
61 HEAD LOW L 15A Headlight low beam (LH)
62
63
64
65 SAS 10A Supplemental restraint system
66 METER 10A Instrument cluster, Immobilizer system
67 IGNITION 20A ABS (Some models), DSC (Some models), Power steering
68 WIPER 20A Windshield wiper and washer
69 ENGINE 20A For protection of various circuits
70 IG SIG 10A Auto wiper (Some models), Power window switch (Some models)
71 SAS 2 7.5A Seat weight sensor
72
73
74 SEAT WARM 20A Seat wanner (Some models)
75 D/LOCK 1 25A Power door lock (Some models)
76 A/C 10A Air conditioner (Some models), Heater control unit
77 P/WIND L 30A Power window (LH) (Some models)
78 P/WIND R 30A Power window (RH) (Some models)
79 BACK 10A Reverse lights
80 SUN ROOF 7.5A Moonroof (Some models)
81 TAILL 7.5A Taillight (LH), Parking light (LH)
82 ILLUMI 7.5A Illumination
83
84
85
86


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