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Mazda B-Series (2005) - fuse box diagram

avatar Jonathan Yarden May 05, 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: 2005

Passenger compartment fuse panel

The fuse panel is located under the right-hand side of the instrument panel behind the kick panel.

Mazda B-Series - fuse box - passenger compartment

Description Ampere rating [A] Description
1 5 Instrument panel dimmer switch
2 10 Trailer tow park lamps
3 10 Right low beam headlamp
4 10 Left low beam headlamp
5 30 Windshield wipers/washer
6 10 Radio (RUN/ACCY)
7 5 Headlamp illumination indicator
8 10 Restraints Control Module (RCM), PADI (Passenger Air bag Deactivation Indicator)
9 5 Cluster air bag indicator
10 10 Cluster (RUN/START), 4Γ—4 module (RUN/START)
11 10 Smart Junction Box (SJB) (Logic power)
12 β€” Not used
13 15 Horn, Interior lamps
14 15 High beam headlamp, High beam indicator (cluster)
15 β€” One-touch down relay
16 30 cartridge fuse Power windows
17 15 Turn signals/Hazards
18 β€” Not used
19 20 Center High-Mounted Stop Lamp (CHMSL)/Stop lamps
20 10 Anti-lock Brake System (ABS) module, Brake-shift interlock, Speed control module, Back-up lamps, Overdrive cancel switch, Electronic flasher (turn/hazard)
21 5 Starter relay
22 5 Radio (START), 4Γ—4 Neutral sense (manual only)
23 30 Headlamps (low and high beam)
24 20 Radio
25 β€” Accessory relay
26 2 Brake pressure switch
27 10 Climate control blower relay/blend doors, 4Γ—4 module
28 15 4Γ—4 module B+
29 20 Cigar lighter, Diagnostic connector (OBD II)
30 5 Power mirrors
31 20 Front park lamps, Rear park lamps, License plate lamps
32 5 Brake switch (logic)
33 5 Instrument cluster
34 20 Power point
35 15 Power locks

Power distribution box

The power distribution box is located in the engine compartment.

2.3L engine (if equipped)

Mazda B-Series - fuse box - power distribution box (2.3L engine)

Description Ampere rating [A] Description
1 40** Passenger compartment fuse panel
2 β€” Not Used
3 40** Passenger compartment fuse panel
4 β€” Not Used
5 50** Passenger compartment fuse panel
6 β€” Not Used
7 40** Starter relay fuse
8 β€” Not Used
9 40** Ignition switch
10 β€” Not Used
11 30** Powertrain Control Module (PCM), Engine sensors
12 β€” Not Used
13 30** Blower motor (climate control)
14 β€” Not Used
15 β€” Not Used
16 β€” Not used
17 40** ABS (motor)
18 β€” Not Used
19 20** Engine fan
20 β€” Not Used
21 10* PCM
22 β€” Not Used
23 20* Fuel Pump
24 β€” Not used
25 10* A/C Clutch Relay
26 β€” Not Used
27 β€” Not Used
28 β€” Not used
29 β€” Not Used
30 β€” Not used
31 β€” Not used
32 β€” Not Used
33 30* Anti-lock Brake System (ABS) (solenoids)
34 β€” Not Used
35 β€” Not Used
36 β€” Not Used
37 β€” Not Used
38 7,5* Trailer tow (right turn)
39 β€” Not Used
40 β€” Not Used
41 15* HEGOs
42 7,5 Trailer tow (left turn)
43 β€” Not used
44 β€” Not Used
45A β€” Wiper HI/LO relay
45B β€” Wiper Park/Run Relay
46A β€” Fuel Pump Relay
46B β€” Washer pump relay
47 β€” Engine fan relay
48 β€” Starter relay
49 β€” Not Used
50 β€” Not Used
51 β€” Not Used
52 β€” Not Used
53 β€” Not Used
54 β€” PCM Relay
56 β€” Blower Relay
56A β€” A/C clutch solenoid relay
56B β€” Not used
* Mini Fuses ** Maxi Fuses

3.0L and 4.0L engines (if equipped)

Mazda B-Series - fuse box - power distribution box (3.0L and 4.0L engine)

Description Ampere rating [A] Description
1 40** Passenger compartment fuse panel
2 β€” Not Used
3 40** Passenger compartment fuse panel
4 β€” Not Used
5 50** Passenger compartment fuse panel
6 β€” Not Used
7 40* Starter relay fuse
8 β€” Not Used
9 40** Ignition switch
10 β€” Not Used
11 30** Powertrain Control Module (PCM) relay fuse
12 β€” Not Used
13 30** Blower motor (climate control)
14 β€” Not Used
15 β€” Not Used
16 β€” Not Used
17 40** ABS (motor)
18 β€” Not Used
19 β€” Not Used
20 β€” Not Used
21 10* PCM
22 β€” Not Used
23 20* Fuel Pump
24 β€” Not Used
25 10* Β A/C clutch solenoid
26 β€” Not Used
27 20* 4Γ—4 module
28 β€” Not Used
29 β€” Not Used
30 β€” Not Used
31 15* Foglamps
32 β€” Not Used
33 30* Anti-lock Brake System (ABS) (solenoids)
34 β€” Not Used
35 β€” Not Used
36 β€” Not Used
37 β€” Not Used
38 7,5* Trailer tow (right turn)
39 β€” Not Used
40 β€” Not Used
41 15* HEGOs
42 7,5* Trailer tow (left turn)
43 β€” Not Used
44 β€” Not Used
45A β€” Wiper HI/LO relay
45B β€” Wiper Park/Run relay
46A β€” A/C clutch solenoid
46B β€” Washer pump relay
47 β€” PCM relay
48A β€” Fuel pump relay
48B β€” Fog lamp relay
51 β€” Not Used
52 β€” Not Used
53 β€” Not Used
54 β€” Not Used
55 β€” Blower Relay
56 β€” Starter Relay
* Mini Fuses ** Maxi Fuses

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

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