Fuse and relay box diagrams – Mazda B series
Applies to vehicles manufactured over the years:
2006.
Fuse panel in passenger compartment
The fuse panel is located under the right side of the instrument panel, behind the footboard.
Number | Amps [A] | Description |
1 | 5 | Dimmer switch on the instrument panel |
2 | 10 | Towing lights for trailers |
3 | 10 | Right Hand Beam Headlight |
4 | 10 | Left Dipped-beam headlight |
5 | 30 | Windshield wiper/washer |
6 | 10 | Radio (RUN/ACCY) |
7 | 5 | Headlight illumination indicator |
8 | 10 | Restraint Control Module (RCM), PADI (passenger airbag deactivation indicator) |
9 | 5 | Cluster airbag indicator |
10 | 10 | Cluster (RUN/START), 4×4 module (RUN/START) |
11 | 10 | Smart Junction Box (SJB) (logical supply) |
12 | – | Not used |
13 | 15 | Horn, interior lamps |
14 | 15 | High beam headlight, high beam indicator (cluster) |
15 | – | One-button relay |
16 | 30 fuse cartridges | Electric windows |
17 | 15 | Direction indicators/emergency lights |
18 | – | Not used |
19 | 20 | Central stop lamp (CHMSL)/Stop lamp |
20 | 10 | Antilock brake system module (ABS), brake lock, speed control module, reversing lights, overdrive override switch, electronic blinker (turn/threat) |
21 | 5 | Starter relay solenoid |
22 | 5 | Radio (START), 4×4 neutral sensor (manual only) |
23 | 30 | Headlights (low and high beam) |
24 | 20 | Radio battery power supply (B+) |
25 | – | Accessory Relay |
26 | 2 | Brake pressure switch |
27 | 10 | A/C fan relay/mixed door, 4×4 module |
28 | 15 | Battery power supply for 4×4 module (B+) |
29 | 20 | Cigarette Lighter, Diagnostic Connector (OBD II) |
30 | 5 | Electric Mirrors |
31 | 20 | Front parking lights, rear parking lights, license plate lights, dimmer, trailer parking lights |
32 | 5 | Brake switch (logic) |
33 | 5 | Battery supply for instrument cluster (B+) |
34 | 20 | Power Point |
35 | 15 | Power supply interlocks |
Power Distribution Box
The power distribution box is located in the engine compartment.
2.3 l engine (if equipped)
Number | Amps [A] | Description |
1 | 40** | Passenger compartment fuse panel |
2 | – | Not used |
3 | 40** | Passenger compartment fuse panel |
4 | – | Not used |
5 | 50** | Passenger compartment fuse panel |
6 | – | Not used |
7 | 40** | Starter Solenoid |
8 | – | Not used |
9 | 40** | Ignition Switch |
10 | – | Not used |
11 | 30** | Powertrain Control Module (PCM), engine sensors |
12 | – | Not used |
13 | 30** | Fan motor (air conditioner) |
14 | – | Not used |
15 | – | Not used |
16 | – | Not used |
17 | 40** | ABS (engine) |
18 | – | Not used |
19 | 20** | Engine Fan |
20 | – | Not used |
21 | 10* | PCM keeps the power alive |
22 | – | Not used |
23 | 20* | Fuel Pump |
24 | – | Not used |
25 | 10* | A/C Clutch Relay |
26 | – | Not used |
27 | – | Not used |
28 | – | Not used |
29 | – | Not used |
30 | – | Not used |
31 | – | Not used |
32 | – | Not used |
33 | 30* | Anti-lock braking system (ABS) (solenoids) |
34 | – | Not used |
35 | – | Not used |
36 | – | Not used |
37 | – | Not used |
38 | 7,5* | Towing a trailer (right turn) |
39 | – | Not used |
40 | – | Not used |
41 | 15* | HEGO |
42 | 7,5 | Towing a trailer (left turn) |
43 | – | Not used |
44 | – | Not used |
45A | – | HI/LO Wiper Relay |
45B | – | Parking/wiper relay |
46A | – | Fuel pump relay |
46B | – | Relay washer pump |
47 | – | Motor Fan Relay |
48 | – | Startup Relay |
49 | – | Not used |
50 | – | Not used |
51 | – | Not used |
52 | – | Not used |
53 | – | Not used |
54 | – | PCM Relay |
56 | – | Blower relay |
56A | – | A/C Clutch Solenoid Relay |
56B | – | Not used |
* Mini fuses ** Maxi fuses |
3.0L and 4.0L engines (if equipped)
Number | Amps [A] | Description |
1 | 40** | Passenger compartment fuse panel |
2 | – | Not used |
3 | 40** | Passenger compartment fuse panel |
4 | – | Not used |
5 | 50** | Passenger compartment fuse panel |
6 | – | Not used |
7 | 40* | Starter Solenoid |
8 | – | Not used |
9 | 40** | Ignition Switch |
10 | – | Not used |
11 | 30** | Powerplant control module (PCM) relay fuse |
12 | – | Not used |
13 | 30** | Fan motor (air conditioner) |
14 | – | Not used |
15 | – | Not used |
16 | – | Not used |
17 | 40** | ABS (engine) |
18 | – | Not used |
19 | – | Not used |
20 | – | Not used |
21 | 10* | PCM keeps the power alive |
22 | – | Not used |
23 | 20* | Fuel Pump |
24 | – | Not used |
25 | 10* | A/C Clutch Solenoid Valve |
26 | – | Not used |
27 | 20* | 4×4 Module |
28 | – | Not used |
29 | – | Not used |
30 | – | Not used |
31 | 15* | Fog Lights |
32 | – | Not used |
33 | 30* | Anti-lock braking system (ABS) (solenoids) |
34 | – | Not used |
35 | – | Not used |
36 | – | Not used |
37 | – | Not used |
38 | 7,5* | Towing a trailer (right turn) |
39 | – | Not used |
40 | – | Not used |
41 | 15* | HEGO |
42 | 7,5* | Towing a trailer (left turn) |
43 | – | Not used |
44 | – | Not used |
45A | – | HI/LO Wiper Relay |
45B | – | Parking/wiper relay |
46A | – | A/C Clutch Solenoid Valve |
46B | – | Relay Washer Pump |
47 | – | PCM Relay |
48A | – | Fuel Pump Relay |
48B | – | Light Fog Relay |
51 | – | Not used |
52 | – | Not used |
53 | – | Not used |
54 | – | Not used |
55 | – | Blower relay |
56 | – | Startup Relay |
* Mini fuses ** Maxi fuses |