Mazda 3 was introduced in 2003. The car was offered with two body types - hatchback and sedan. In 2006, the car went through a restyling. In this article, we will take a detailed look at the fuse box diagrams for the Mazda 3 (codename BK) 2003, 2004, 2005, 2006, 2007, 2008, 2009 years of manufacture.
Here you will find the locations and photos of distribution boxes. The fuses responsible for the “Cigarette lighter” and “Fuel Pump” are highlighted in bold.
In the engine compartment
Located near the left fender, behind the protective cover.
1. To access the fuses and relays of the wiring block located in the engine compartment, pull the lever on the rear of the block.
2. Then lift the cover
The photo shows an example.
| Diagram | ||
|---|---|---|
|
||
| No. | Amps | Description |
| 1 | 40 | Cooling fan |
| 2 | 80 | Power steering pump |
| 3 | 40 | Diagnostic socket, alarm system, front windscreen washer, central locking, sidelights |
| 4 | 40 | Headlamps |
| 5 | - | Spare |
| 6 | * | |
| 7 | 30 | ABS/ABS system, exchange rate stability system |
| 8 | 20 | Also |
| 9 | 30 | Electronic motor control relay |
| 10 | - | Not used |
| 11 | 30 | Ignition switch circuit |
| 12 | 20 | Starter solenoid relay |
| 13 | 30 | Ignition switch circuit |
| 14 | - | Not used |
| 15 | 40 | Climate system |
| 16 | - | Not used |
| 17 | 40 | Heated rear window |
| 18 | - | Not used |
| 19 | 10 | ABS, stability control system |
| 20 | 15 | Fog lights |
| 21 | 15 | Horn, Brake light |
| 22 | - | Not used |
| 23 | 20 | headlight washer |
| 24 | 15 | Fuel pump fuse |
| 25 | - | Not used |
| 26 | 10 | Air conditioning compressor electromagnetic clutch |
| 27 | 10 | Alternator |
| 28 | - | Not used |
| 29 | - | |
| 30 | 10 | Engine management system |
| 31 | 15 | Dashboard, central locking, interior lighting |
| 32 | 10 | Engine management system |
| 33 | ||
| 34 | ||
| 35 | ||
| 36 | ||
| R1 | Fog light relay | |
| R2 | Horn relay | |
| R3 | Heated rear window | |
| R4 | Not used | |
| R5 | Heated rear window | |
| R6 | Fuel pump relay | |
| R7 | Not used | |
| R8 | ||
| R9 | headlight washer | |
| R10 | Electric climate control fan | |
| R11 | Air conditioner compressor clutch | |
| R12 | Not used | |
| R13 | Electromagnetic actuator relay | |
| R14 | electronic engine control relay | |
In the passenger compartment
To access the fuses and relays of the wiring block located in the passenger compartment, proceed as follows.
1. remove the plastic holder for the right-hand floor tunnel lining
2. then remove the cover plate.
3. Undo the two plastic clips securing the fuse box cover (cover removed for clarity)...
4. remove the cover
5. Rotate the two latches 90 degrees and lower the unit down.
6. the unit body can be pulled forward
General view of the Mazda 3 BK interior fuse box.
| Diagram | ||
|---|---|---|
|
||
| No. | Amps | Decoding |
| 37 | 15 | Central locking system |
| 38 | - | Not used |
| 39 | 10 | Left main beam headlight |
| 40 | 10 | Right main beam headlight |
| 41 | - | Not used |
| 42 | - | Not used |
| 43 | 15 | Mazda 3 cigarette lighter fuse |
| 44 | 7.5 | Audio system |
| 45 | 10 | Power mirrors |
| 46 | 7.5 | Position lamps on the right side |
| 47 | 10 | Diagnostic connector |
| 48 | - | Not used |
| 50 | 20 | Ignition switch circuit |
| 51 | 10 | Electrical control unit |
| 52 | 15 | Hazard warning and direction indicators |
| 53 | 20 | Electric sunroof |
| 54 | 20 | Window washers |
| 55 | Not used | |
| 56 | 30 | Right power windows |
| 57 | 30 | Left power windows |
| 58 | 7.5 | Horn |
| 59 | 7.5 | Window heating |
| 60 | Not used | |
| 61 | 15 | Right dipped beam headlight |
| 62 | 15 | Left dipped beam headlight |
| 63 | Not used | |
| 64 | ||
| - | ||
| 64 | 10 | Airbag system |
| 65 | 10 | Immobilizer, instrument cluster, ignition key locking system |
| 66 | 20 | ABS, stability control system, electric power steering pump |
| 67 | 20 | Windshield wipers |
| 68 | 20 | Engine ECU |
| 69 | 10 | Egnition lock |
| 70 | 7.5 | Airbag system |
| 71 | - | Not used |
| 72 | - | |
| 73 | 20 | Seat heating |
| 74 | 25 | Central locking |
| 75 | 10 | Air conditioner compressor clutch relay |
| 76 | 30 | Right front power windows |
| 77 | 30 | Left front power windows |
| 78 | 10 | Back-up lights, instrument cluster |
| 79 | 7.5 | Sunroof |
| 80 | 7.5 | Position lamps on the left side |
| 81 | 7.5 | Fog lights, instrument panel illumination and indicator lamps |
| 82 | - | Not used |
| 83 | - | |
| 84 | - | |
| 85 | - | |
| 86 | ||
| R15 | Not used | |
| R16 | ||
| R17 | Central locking relay | |
| R18 | Central locking actuator / unlock relay | |
| R19 | Rear wiper relay | |
