Fuses and relays Mazda 3 (BK; 2003 - 2008)

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 understand in detail fuse box diagrams Mazda 3 (codename BK) 2003, 2004, 2005, 2006, 2007, 2008, 2009 years of manufacture.

Here you will find the locations and photos of the mounting blocks. Also, we will separately mark the fuses responsible for the cigarette lighter and the fuel pump.

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 is an example of the execution.

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
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