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Mazda Sport 3 (2012 - 2013) - fuse box diagram

avatar Jonathan Yarden Oct 06, 2021 · 5 min. read

In this article you will find a description of fuses and relays Mazda, with photos of block diagrams and their locations. Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.

Year of production: 2012, 2013

Fuse block (Engine compartment)

Mazda 3 - fuse box - engine compartment

Position Description Fuse rating [A] Protected component
1 DCDC*1 โ€” โ€”
FAN 2*2 40 Cooling fan*
2 ENG MAIN 40 Engine control system
3 BTN 1 50 For protection of various circuits
4 A/C MAG 7,5 Air conditioner
5 H/L HI 20 Headlight high beam
6 FOG 15 Fog lights*
7 H/L WASH โ€” โ€”
8 SUNROOF 15 Moonroof*
9 HEATER*1 40 Air conditioner
F.DEF RH*2 โ€” โ€”
10 EVVT*1 20 Engine control system
F.DEF LH*2 โ€” โ€”
11 FAN 1 40 Cooling fan*
12 ROOM 15 Overhead lights
13 TCM 15 Transaxle control system*
14 DSC 20 Dynamic Stability Control system*
15 BTN 2 7,5 For protection of various circuits
16 AT PUMP โ€” โ€”
17 PTC*1 โ€” โ€”
HEATER*2 40 Air conditioner
18 INJ 30 Engine control system*
19 R.DEF 30 Rear window defroster
20 IGKEY 2 40 For protection of various circuits
21 IGKEY 1 40 For protection of various circuits
22 HORN 15 Horn
23 STOP 15 Brake lights
24 ENG+B 10 Engine control system
25 FUEL PUMP 25 Fuel system
26 ABS 40 ABS
27 SEAT WARM 20 Seat warmer*
28 EHPAS 80 Power assist steering
29 โ€” โ€” โ€”
30 ABS IG 7,5 ABS
31 SWS 7,5 Air bag
32 H/L LO RH 15 Headlight low beam (RH)
33 H/L LO LH 15 Headlight low beam (LH)
34 ILLUM 7,5 Instrument panel illumination
35 TAIL 15 Taillights, Parking lights, License plate lights
36 ENG INJ 15 Engine control system
37 ENG BAR 15 ย Engine control system
38 ENG INJ*1 Engine control system
ENG BAR 2*2 20 Engine control system
39 EHPAS IG*1 โ€” โ€”
ETV*2 15 Engine control system
* Some models

*1 SKYACTIV-G 2.0

*2 MZR 2.0, MZR 2.3 DISI Turbo and MZR 2.5

Fuse block (Passengerโ€™s side)

Mazda 3 - fuse box - passenger's side

Position Description Fuse rating [A] Protected component
1 BOSE โ€” โ€”
2 P SEAT 30 Power seat*
3 P.WIND 30 Power window
4 D LOCK 25 Door lock motor
5 โ€” โ€” โ€”
6 โ€” โ€” โ€”
7 ESCL โ€” โ€”
8 SAS 15 Air bag
9 โ€” โ€” โ€”
10 HAZARD 15 Hazard warning flashers, Turn signal lights
11 METER 15 Instrument cluster
12 OUTLET 15 Accessory sockets
13 R WIPER 15 Rear window wiper and washer*
14 CIGAR 15 Accessory sockets
15 โ€” โ€” โ€”
16 HEATER 10 Air conditioner
17 MIRROR 10 Power control mirror
18 ST SIG 10 Engine control system
19 โ€” โ€” โ€”
20 AUDIO 7,5 Audio system
21 M.DEF 7,5 Mirror defroster*
22 AFS 7,5 Adaptive Front-Lighting System*
23 โ€” โ€” โ€”
24 ENG 20 Engine control system
25 โ€” โ€” โ€”
26 METER2 โ€” โ€”
27 โ€” โ€” โ€”
28 AUDIO2 โ€” โ€”
29 โ€” โ€” โ€”
30 P.WIND 25 Power window
31 โ€” โ€” โ€”
32 F WIPER 25 Windshield wiper and washer
33 BOSE 2 25 Boseยฎ Sound System-equipped model*
34 โ€” โ€” โ€”
* Some models

WARNING:ย Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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