Got a third-gen Mazda 3 from 2014 to 2018? Great! I’ll guide you through locating and understanding the fuse boxes inside. They’re vital for your car’s electrical systems. With clear diagrams, you’ll know precisely what each fuse controls. So, whether it’s lights or stereo trouble, we’ve got you covered! Let’s decode those fuses and keep your Mazda running smoothly.
Cigar lighter (power outlet) fuses: #5 “R.OUTLET3” and #11 “F.OUTLET” in the passenger compartment fuse box. [2014] Engine compartment FUSE NUMBER DESCRIPTION FUSE 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 FUSE NUMBER DESCRIPTION FUSE 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 FUSE NUMBER DESCRIPTION FUSE 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 FUSE NUMBER DESCRIPTION FUSE AMP RATING PROTECTED COMPONENT 1 P.WINDOW3 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 FUSE NUMBER DESCRIPTION FUSE 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 FUSE NUMBER DESCRIPTION FUSE 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 —
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Tom Smith is a passionate car mechanic and automotive enthusiast, specializing in the intricate world of car fuse boxes. With years of hands-on experience under the hood, he has earned a reputation as a reliable expert in his field. As the founder and content creator of the popular blog website 'carsfuse.com,' Tom has dedicated himself to sharing his extensive knowledge of car fuse boxes and electrical systems with the world.
