Mazda 3 bk fuse and relay

Mazda 3 bk  (1st generation) was produced in 2003, 2004, 2005, 2006, 2007 and 2008 with engines of 1.6, 1.4 and 2.0 liters. During this time, the model has been restyled. In this article you will find a designation of fuses and relays Mazda 3 bk with box diagrams and their locations. Highlight the cigarette lighter fuse.

Mazda 3

The number of elements in the boxes and their purpose may differ and depends on the year of manufacture and the level of equipment of your Mazda 3

Wrong generation?

Description Mazda 3 bl (2nd generation)
Description Mazda 3 bm (3rd generation)

Passenger compartment fuse box

The fuse and relay box in the Mazda 3 passenger compartment is located under the glove compartment.

The location of the unit in the cabin

For access, remove the protective cover (1), turn the screws (2) and the unit will go down.

Box access

Block access


example of a block in the cabin of a Mazda 3 bk


Block diagram in the cabin


F3715А D / LOCK 2 – System of double locking of locks
F3810А STOP LAMP / HORN – Brake light fuse, sound signal
F3910А HEAD HIGH L – High beam headlamp (left)
F4010А HEAD HIGH R – High beam headlamp (right)
F4315А CIGAR – Cigarette lighter
F447,5А RADIO – Audio system
F4510A MIRROR – Fuse for the electric drive for adjusting the rear-view mirrors
F467.5A TAILR – Rear marker lamp (right), front marker lamp (right), License plate lamps
F4710A OBD – Protection of various electrical circuits
F4920А TR – LOCK – Transmission
F50microcomputer power supply, headlight, direction indicators and alarm
F51headlights, direction indicators and hazard warning lights, heated rear window
F5220А SUN ROOF – Roof ventilation hatch
F5320А WASHER – Cleaner and washer of a windshield
F5530A P / WIND R – Glass lift switch (right)
F5630A P / WIND L – Glass lift switch (left)
F577,5A ALARM – Security alarm
F587,5A M / DEF – Electric heated exterior mirrors
F6015A HEAD LOW R – Low beam headlamp (right), headlight range control
F6115А HEAD LOW L – Low beam headlamp (left)
F6510A SAS – Airbag System
F6610A METER – Dashboard, anti-theft system (immobilizer)
F6720A IGNITION – Anti-lock braking system (ABS), Anti-skid system (DSC), EHPAS
F6820А WIPER – Cleaner and washer of a windshield
F6920А ENGINE – For protection of various electrical circuits
F7010А IGSIG – Fuse for automatic wiper, glass lifter switch
F7420A SEAT WARM – Heated seats
F7525А D / LOCK 1 – Central electric lock
F7610А АС – Air conditioning, heater control unit
F7730A P / WIND L – Glass lift switch (left)
F7830A P / WIND R – Glass lift switch (right)
F7910A BACK – Reversing lights
F807,5А SUN ROOF – Roof ventilation hatch
F817.5А TAILL – Rear marker lamp (left), front marker lamp (left)
F827,5А ILLUMI – Fuse for control panel illumination

The fuse number 43, 15A, is responsible for the cigarette lighter. One or more fuses can be installed in the block under the hood.

Engine compartment fuse box

Located on the left side of the engine compartment under the protective cover.

photo of the block under the hood of a Mazda 3


block diagram under the hood Mazda 3 bk

Protected components

F140А FAN – Cooling fan
F280A P / ST – EH PAS (power steering)
F340A P / ST – Protection of various electrical circuits
F440A HEAD – Fuse headlights
F660А GLOW – Glow plugs
F730A ABS1 – Anti lock braking system (ABS), anti-skid system (DSC)
F820A ABS2 – Anti lock braking system (ABS), anti-skid system (DSC)
F930A ENGINE – Protection of various electrical circuits
F1130A IGKEY1 – Ignition switch
F1220А STARTER – Starter clutch
F1330A IGKEY2 – Ignition switch
F1430A GLOW1 – Glow plugs
F1540A HEATER – Interior blower
F1630A GLOW 2 – Glow plugs
F1740А DEFOG – Electric rear window defogger
F1830A AUDIO – Audio system (cars equipped with BOSE audio system)
F1910A ABSIG – Anti lock braking system (ABS), anti-skid system (DSC)
F2015A FOG – Front fog lights
F2115А HORN – Sound signal
F2210A DRL – Daytime running light
F2320А H / CLEAN – Fuse for headlight washer, fuel heater
F2415A F / PUMP – Fuel pump
F2510A P / ST IG – Power steering fuse
F2610A A / C MAG – Air conditioner
F2715A ALT / TCM 1GA – Generator / Traction control unit
F2810А GLOWSIG – Cigarette lighter
F29P.OUTLET – Power supply for additional outlets
F3010А ENG + B – PCM unit, control unit for dosing and supply of fuel additive
F3115А ROOM – Interior lighting lamps
F3210А ENG BAR 4 – Oxygen concentration sensors
F3310А ENG BAR 3 – Oxygen concentration sensors
F3410A EGIINJ – Injector fuse
F3510А ENG BAR 1 – Protection of various electrical circuits
F36ENG BAR 2 – PCM unit, fuel pump



Relay PTF


Horn relay


Heated rear window relay


ETV chain


Fuel heating relay (diesel)


Fuel pump relay


Not used


Not used


Headlight washer relay


Fan relay


Air conditioner relay




Starter relay


Engine control relay.

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