Mazda B-Series (2002-2006) fuses and relays

Fuse box diagram (location and assignment of electronic fuses and relays) for Mazda B-Series (B2300/B3000/B4000; 2002, 2003, 2004, 2005, 2006).

2002
2003
2004
2005
2006

Fuse box location

Passenger compartment fuse box

until 2004:
The fuse panel is located on the left-hand side of the instrument panel facing the driver’s side door.
To remove a fuse use the fuse puller tool provided on the fuse panel cover.

after 2004:
The fuse panel is located under the right-hand side of the instrument panel behind the kick panel

Fuse box in engine compartment (Power distribution box)

The power distribution box is located in the engine compartment

2002

Fuse box diagram (Passenger compartment)

Assignment of the fuses in the passenger compartment fuse box (2002)
Fuse/Relay LocationFuse Amp RatingPassenger Compartment Fuse Panel Description
15APower Mirror Switch
210ADaytime Running Lights (DRL), Back-up Lamps, Transmission, Passenger Air Bag Deactivation Switch, Blow er Motor Relay
37.5ARight Stop/Turn Trailer Tow-Connector
4Not Used
515A4x4 Control Module
6Not Used
77.5ALeft Stop/Turn Trailer Tow-Connector
8Not Used
97.5ABrake Pedal Position Switch
107.5ASpeed Control Servo/Amplifier Assembly, Generic Electronic Module (GEM), Shift Lock Actuator, Turn Signals
117.5AInstrument Cluster, 4x4, Main Light Switch, Central Security Module (CSM)
12Not Used
1320ABrake Pedal Position Switch
1410A or Not Used10A: If equipped with Anti-Lock Brake System (ABS) Control Module
15Not Used
1630AWindshield Wiper Motor, Wiper Hi-Lo Relay, Wiper Run/Park Relay
1720ACigar Lighter, Data Link Connector (DLC)
18Not Used
1925APCM Power Diode, Ignition, PATS
207.5AGeneric Electronic Module (GEM), Radio
2115AFlasher (Hazard)
2220AAuxiliary Pow er Socket
23Not Used
247.5AClutch Pedal Position (CPP) switch, Starter Interrupt Relay
25Not Used
2610ABattery Saver Relay, Auxiliary Relay Box, Restraint Central Module (RCM), Generic Electroic Module (GEM), Instrument Cluster
27Not Used
287.5AGeneric Electronic Module (GEM), Radio
2920ARadio
30Not Used
31Not Used
32Not Used
3315AHeadlamps, Daytime Running Lamps (DRL) Module, Instrument Cluster
34Not Used
3515AHorn Relay (If Not Equipped with Central Security Module)
36Not Used

Fuse box diagram (Engine compartment, 2.3L)

Assignment of the fuses in the engine compartment fuse box (2.3L, 2002)
Fuse/Relay LocationFuse Amp RatingPower Distribution Box Description
150A**I/P Fuse Panel
2Not Used
3Not Used
4Not Used
5Not Used
650A**ABS Pump Motor
730A*Powertrain Control Module (PCM)
820A*Central Security Module, Power Door Locks, Remote Entry
9Not Used
10Not Used
1150A**Starter Relay, Ignition Switch
1220A*Power Windows
13Not Used
14Not Used
15Not Used
1640A**Blower Motor
1720A**Auxiliary Cooling Fan
18Not Used
19Not Used
20Not Used
2110 A*PCM Memory
22Not Used
2320A*Fuel Pump Motor
2430A*Headlamps
2510 A*A/C Clutch Relay
26Not Used
27Not Used
2830A*4WABS Module
29Not Used
3015 A*Trailer Tow
3120A*Foglamp, Daytime Running Lamps (DRL)
32Not Used
3315A*Park Lamp, Central Security Module
34Not Used
35Not Used
36Not Used
37Not Used
3810 A*Left Headlamp Low Beam
39Not Used
40Not Used
4120A*Heated Oxygen Sensors
4210 A*Right Headlamp Low Beam
43(Resistor)
44Not Used
45AWiper High/Low Relay
45BWiper Park/Run Relay
46AFuel Pump Relay
46BTrailer Tow Relay
47Starter Relay
48Auxiliary Cooling Fan
49Not Used
50Not Used
51Not Used
52Not Used
53Powertrain Control Module (PCM) Diode
54Powertrain Control Module (PCM) Relay
55Blower Motor Relay
56AA/C Clutch Relay
56BFront Washer Pump Relay
* Mini Fuses
** Maxi Fuses

Fuse box diagram (Engine compartment, 3.0L and 4.0L)

Assignment of the fuses in the engine compartment fuse box (3.0L and 4.0L 2002)
Fuse/Relay LocationFuse Amp RatingPower Distribution Box Description
150A**I/P Fuse Panel
2Not Used
3Not Used
4Not Used
5Not Used
650A**ABS Control Module
730A*Powertrain Control Module (PCM)
820A*Central Security Module, Power Door Locks, Remote Entry
9Not Used
10Not Used
1150A**Starter Relay, Ignition Switch
1220A*Power Window
1320A*Four Wheel Drive Control Module
14Not Used
15Not Used
1640A**Blower Motor
17Not Used
18Not Used
19Not Used
20Not Used
2110 A*PCM Memory
22Not Used
2320A*Fuel Pump Motor
2430A*Headlamps
2510 A*A/C Clutch Relay
26Not Used
27Not Used
2830A*4WABS Module
29Not Used
3015 A*Trailer Tow
3120A*Fog lamps, Daytime Running Lamps (DRL)
32Not Used
3315 A*Park Lamp, Central Security Module
34Not Used
35Not Used
36Not Used
37Not Used
3810 A*Left Headlamp Low Beam
39Not Used
40Not Used
4120A*Heated Oxygen Sensors
4210 A*Right Headlamp Low Beam
43Not Used
44Not Used
45AWiper High/Low Relay
45BWiper Park/Run Relay
46AFuel Pump Relay
46BTrailer Tow Relay
47AA/C Clutch Solenoid Relay
47BFront Washer Pump Relay
48AFog Lamps Relay
48BFog Lamp Relay
51Not Used
52Not Used
53Powertrain Control Module (PCM) Diode
54Powertrain Control Module (PCM) Relay
55Blower Motor Relay
56Starter Relay
* Mini Fuses
** Maxi Fuses

2003

Fuse box diagram (Passenger compartment)

Assignment of the fuses in the passenger compartment fuse box (2003)
Fuse/Relay LocationFuse Amp RatingPassenger Compartment Fuse Panel Description
15APower mirror switch
210ADaytime Running Lights (DRL), Back-up lamps, Transmission, Passenger air bag deactivation switch, Blower motor relay
37.5ALeft stop/turn trailer tow connector
4Not used
515A4x4 control module
62ABrake pressure switch
77.5ARight stop/turn trailer tow' connector
8Not used
97.5ABrake pedal position switch
107.5ASpeed control servo/amplifier assembly, Generic Electronic Module (GEM), Shift lock actuator, Turn signals, 4x4
117.5AInstrument cluster, 4x4, Main light switch, Central Security Module (CSM), Generic Electronic Module (GEM)
12Not used
1320ABrake pedal position switch
1410AAnti-lock Brake System (ABS) control module
15Not used
1630AWindshield wiper motor, Wiper HI/LO relay, Wiper run/park relay
1720ACigar lighter, Data Link Connector (DLC)
18Not used
1925APowertrain Control Module (PCM) powder diode, Ignition, PATS (Passive Anti-Theft System)
207.5AGeneric Electronic Module (GEM), Radio
2115AHazard flasher
2220AAuxiliary power socket
23Not used
247.5AClutch Pedal Position (CPP) switch, Starter interrupt relay
25Not used
2610ABattery saver relay, Auxiliary relay box, Restraint Central Module (RCM), Generic Electronic Module (GEM), Instrument cluster
27Not used
287.5AGeneric Electronic Module (GEM), Radio
2920ARadio
30Not used
31Not used
32Not used
3315AHeadlamps, Daytime Running Lamps (DRL) module, Instrument cluster
34Not used
3515AHorn relay (if not equipped with a Central Security Module)
36Not used

Fuse box diagram (Engine compartment, 2.3L)

Assignment of the fuses in the engine compartment fuse box (2.3L, 2003)
Fuse/Relay LocationFuse Amp RatingPower Distribution Box Description
150A**I/P fuse panel
2Not used
3Not used
4Not used
5Not used
650A**Anti-lock Brake System (ABS) pump motor
730A*Powertrain Control Module (PCM)
820 A*Central security module, Power door locks, Remote entry
9Not used
10Not used
1150A**Starter relay, Ignition switch
1220 A*Power windows
13Not used
14Not used
15Not used
1640A**Blower motor
1720A**Auxiliary cooling fan
18Not used
19Not used
20Not used
2110 A*PCM memory
22Not used
2320 A*Fuel pump motor
2430A*Headlamps
2510 A*A/C clutch relay
26Not used
27Not used
2830A*ABS module
29Not used
3015 A*Trailer Tow
3120 A*Foglamp, Daytime Running Lamps (DRL)
32Not used
3315A*Park lamp, Central security module
34Not used
35Not used
36Not used
37Not used
3810 A*Left headlamp low beam
39Not used
40Not used
4120 A*Heated oxygen sensors
4210 A*Right headlamp low beam
43(Resistor)
44Not used
45AWiper HI/LO relay
45BWiper park/run relay
46AFuel pump relay
46BTrailer tow relay
47Starter relay
48Auxiliary cooling fan relay
49Not used
50Not used
51Not used
52Not used
53PCM Diode
54PCM Relay
55Blower motor relay
56AA/C clutch relay
56BFront washer pump relay
* Mini Fuses
** Maxi Fuses

Fuse box diagram (Engine compartment, 3.0L and 4.0L)

Assignment of the fuses in the engine compartment fuse box (3.0L and 4.0L, 2003)
Fuse/Relay LocationFuse Amp RatingPower Distribution Box Description
150A**I/P fuse panel
2Not used
3Not used
4Not used
5Not used
650A**Anti-lock Brake System (ABS) Pump Motor
730A*Powertrain Control Module (PCM)
820 A*Power door locks, Remote entry
9Not used
10Not used
1150A**Starter relay, Ignition switch
1220 A*Power windows
1320 A*4x4 motor
14Not used
15Not used
1640A**Blower motor
17Not used
18Not used
19Not used
20Not used
2110 A*Powertrain Control Module (PCM) memory
22Not used
2320 A*Fuel pump motor
2430A*Headlamps
2510 A*A/C clutch solenoid
26Not used
27Not used
2830A*Anti-lock Brake System (ABS) module
29Not used
3015 A*Trailer tow
3120 A*Foglamps, Daytime Running Lamps (DRL)
32Not used
3315 A*Park lamp
34Not used
35Not used
36Not used
37Not used
3810 A*Left headlamp low beam
39Not used
40Not used
4120 A*Heated oxygen sensors
4210 A*Right headlamp low beam
43Not used
44Not used
45AWiper HI/LO relay
45BWiper park/run relay
46AFuel pump relay
46BTrailer tow relay
47AA/C clutch solenoid relay
47BFront washer pump relay
48AFog lamps
48BFog lamp relay
51Not used
52Not used
53Powertrain Control Module (PCM) Diode
54Powertrain Control Module (PCM)
55Blower relay
56Starter relay
* Mini Fuses
** Maxi Fuses

2004

Fuse box diagram (Passenger compartment)

Assignment of the fuses in the passenger compartment fuse box (2004)
Fuse/Relay LocationFuse Amp RatingPassenger Compartment Fuse Panel Description
15AInstrument panel dimmer switch
210ATrailer tow park lamps
310ARight low beam headlamp
410ALeft low beam headlamp
530AWindshield wipers/washer
610ARadio (RUN/ACCY)
75AHeadlamp illumination indicator
810ARestraints Control Module (RCM), PADI (Passenger Air bag Deactivation Indicator)
95ACluster air bag indicator
1010ACluster (RUN/START), 4x4 module (RUN/START)
1110APassenger compartment fuse panel (Logic power)
12Not used
1315AHorn, Interior lamps
1415AHigh beam headlamp, High beam indicator (cluster)
15One-touch down relay
1630A cartridge fusePower windows
1715ATurn signals/Hazards
18Not used
1920ACenter High-Mounted Stop Lamp (CHMSL)/Stop lamps
2010AAnti-lock Brake System (ABS) module, Brake-shift interlock, Speed control module, Back-up lamps, Overdrive cancel switch, Electronic flasher (turn/hazard)
215AStarter relay
225ASpare
2330AHeadlamps (low and high beam)
2420ARadio
25Accessory relay
262ABrake pressure switch
2710AClimate control blower relay/blend doors, 4x4 module
2815A4x4 module B+
2920ACigar lighter, Diagnostic connector (OBD II)
305APower mirrors
3120AFront park lamps, Rear park lamps, License plate lamps
325ABrake switch (logic)
335AInstrument cluster
3420APower point
3515APower locks

Fuse box diagram (Engine compartment, 2.3L)

Assignment of the fuses in the engine compartment fuse box (2.3L, 2004)
Fuse/Relay LocationFuse Amp RatingPower Distribution Box Description
150A**Passenger compartment fuse panel
2Not used
350A**Passenger compartment fuse panel
4Not used
550A**Passenger compartment fuse panel
6Not used
740 A**Starter relay fuse
8Not used
940 A**Ignition switch
10Not used
1130A**Powertrain Control Module (PCM), Engine sensors
12Not used
1330A**Blower motor (climate control)
14Not used
1530A**Anti-lock Brake System (ABS) (solenoids)
16Not used
1740 A**ABS (motor)
18Not used
1920A**Engine fan
20Not used
2110 A*PCM
22Not used
2320A*Fuel pump
24Not used
2510 A*A/C clutch solenoid
26Not used
27Not used
28Not used
29Not used
30Not used
31Not used
32Not used
33Not used
34Not used
35Not used
36Not used
37Not used
387.5A*Trailer tow (right turn)
39Not used
40Not used
4115A*HEGOs
427.5A*Trailer tow (left turn)
43Not used
44Not used
45AWiper HI/LO relay
45BWiper Park/Run relay
46AFuel pump relay
46BWasher pump relay
47Engine fan relay
48Starter relay
49Not used
50Not used
51Not used
52Not used
53Not used
54PCM relay
55Blower relay
56AA/C clutch solenoid relay
56BNot used
* Mini Fuses
** Maxi Fuses

Fuse box diagram (Engine compartment, 3.0L and 4.0L)

Assignment of the fuses in the engine compartment fuse box (3.0L and 4.0L, 2004)
Fuse/Relay LocationFuse Amp RatingPower Distribution Box Description
150A**Passenger compartment fuse panel
2Not used
350A**Passenger compartment fuse panel
4Not used
550A**Passenger compartment fuse panel
6Not used
740 A**Starter relay fuse
8Not used
940 A**Ignition switch
10Not used
1130A**Powertrain Control Module (PCM) relay fuse
12Not used
1330A**Blower motor (climate control)
14Not used
1530A**Anti-lock Brake System (ABS) (solenoids)
16Not used
1740 A**ABS (motor)
18Not used
19Not used
20Not used
2110 A*PCM
22Not used
2320A*Fuel pump
24Not used
2510 A*A/C clutch solenoid
26Not used
2720A*4x4 module
28Not used
29Not used
30Not used
3115A*Foglamps
32Not used
33Not used
34Not used
35Not used
36Not used
37Not used
387.5A*Trailer tow (right turn)
39Not used
40Not used
4115A*HEGOs
427.5A*Trailer tow (left turn)
43Not used
44Not used
45AWiper HI/LO relay
45BWiper Park/Run relay
46AA/C clutch solenoid
46BWasher pump relay
47PCM relay
48AFuel pump relay
48BFog lamp relay
51Not used
52Not used
53Not used
54Not used
55Blower relay
56Starter relay
* Mini Fuses
** Maxi Fuses

2005

Fuse box diagram (Passenger compartment)

Assignment of the fuses in the passenger compartment fuse box (2005)
Fuse/Relay LocationFuse Amp RatingPassenger Compartment Fuse Panel Description
15AInstrument panel dimmer switch
210ATrailer tow park lamps
310ARight low' beam headlamp
410ALeft low beam headlamp
530AWindshield wipers/washer
610ARadio (RUN/ACCY)
75AHeadlamp illumination indicator
810ARestraints Control Module (RCM), PADI (Passenger Air bag Deactivation Indicator)
95ACluster air bag indicator
1010ACluster (RUN/START), 4x4 module (RUN/START)
1110ASmart Junction Box (SJB) (Logic powder)
12Not used
1315AHorn, Interior lamps
1415AHigh beam headlamp, High beam indicator (cluster)
15One-touch down relay
1630A cartridge fusePower windows
1715ATurn signals/Hazards
18Not used
1920ACenter High-Mounted Stop Lamp (CHMSL)/Stop lamps
2010AAnti-lock Brake System (ABS) module, Brake-shift interlock, Speed control module, Back-up lamps, Overdrive cancel switch, Electronic flasher (turn/hazard)
215AStarter relay
225ARadio (START), 4x4 Neutral sense (manual only)
2330AHeadlamps (low and high beam)
2420ARadio
25Accessory relay
262ABrake pressure switch
2710AClimate control blower relay/blend doors, 4x4 module
2815A4x4 module B+
2920ACigar lighter, Diagnostic connector (OBD II)
305APower mirrors
3120AFront park lamps, Rear park lamps, License plate lamps
325ABrake switch (logic)
335AInstrument cluster
3420APower point
3515APower locks

Fuse box diagram (Engine compartment, 2.3L)

Assignment of the fuses in the engine compartment fuse box (2.3L, 2005)
Fuse/Relay LocationFuse Amp RatingPower Distribution Box Description
140A**Passenger compartment fuse panel
2Not used
340A**Passenger compartment fuse panel
4Not used
550A**Passenger compartment fuse panel
6Not used
740A**Starter relay fuse
8Not used
940A**Ignition switch
10Not used
1130A**Powertrain Control Module (PCM), Engine sensors
12Not used
1330A**Blower motor (climate control)
14Not used
15Not used
16Not used
1740A**ABS (motor)
18Not used
1920A**Engine fan
20Not used
2110 A*PCM
22Not used
2320 A*Fuel pump
24Not used
2510 A*A/C clutch solenoid
26Not used
27Not used
28Not used
29Not used
30Not used
31Not used
32Not used
3330A*Anti-lock Brake System (ABS) (solenoids)
34Not used
35Not used
36Not used
37Not used
387.5A*Trailer tow (right turn)
39Not used
40Not used
4115 A*HEGOs
427.5A*Trailer tow (left turn)
43Not used
44Not used
45AWiper HI/LO relay
45BWiper Park/Run relay
46AFuel pump relay
46BWasher pump relay
47Engine fan relay
48Starter relay
49Not used
50Not used
51Not used
52Not used
53Not used
54PCM relay
55Blower relay
56AA/C clutch solenoid relay
56BNot used
* Mini Fuses
** Maxi Fuses

Fuse box diagram (Engine compartment, 3.0L and 4.0L)

Assignment of the fuses in the engine compartment fuse box (3.0L and 4.0L, 2005)
Fuse/Relay LocationFuse Amp RatingPower Distribution Box Description
140A**Passenger compartment fuse panel
2Not used
340A**Passenger compartment fuse panel
4Not used
550A**Passenger compartment fuse panel
6Not used
740A**Starter relay fuse
8Not used
940A**Ignition switch
10Not used
1130A**Powertrain Control Module (PCM) relay fuse
12Not used
1330A**Blower motor (climate control)
14Not used
15Not used
16Not used
1740A**ABS (motor)
18Not used
19Not used
20Not used
2110 A*PCM
22Not used
2320 A*Fuel pump
24Not used
2510 A*A/C clutch solenoid
26Not used
2720 A*4x4 module
28Not used
29Not used
30Not used
3115 A*Foglamps
32Not used
3330A*Anti-lock Brake System (ABS) (solenoids)
34Not used
35Not used
36Not used
37Not used
387.5A*Trailer tow (right turn)
39Not used
40Not used
4115 A*HEGOs
427.5A*Trailer tow (left turn)
43Not used
44Not used
45AWiper HI/LO relay
45BWiper Park/Run relay
46AA/C clutch solenoid
46BWasher pump relay
47PCM relay
48AFuel pump relay
48BFog lamp relay
51Not used
52Not used
53Not used
54Not used
55Blower relay
56Starter relay
* Mini Fuses
** Maxi Fuses

2006

Fuse box diagram (Passenger compartment)

Assignment of the fuses in the passenger compartment fuse box (2006)
Fuse/Relay LocationFuse Amp RatingPassenger Compartment Fuse Panel Description
15AInstrument panel dimmer switch
210ATrailer tow park lamps
310ARight low beam headlamp
410ALeft low beam headlamp
530AWindshield wipers/washer
610ARadio (RUN/ACCY)
75AHeadlamp switch illumination
810ARestraints Control Module (RCM), PADI (Passenger Air bag Deactivation Indicator)
95ACluster air bag indicator
1010ACluster (RUN/START), 4x4 module (RUN/START)
1110ASiuarl Junction Box (SJB) (Logic power)
12Not used
1315AHorn, Interior lamps
1415AHigh beam headlamp, High beam indicator (cluster)
15One-touch down relay
1630A cartridge fusePower windows
1715ATurn signals/Hazards
18Not used
1920ACenter High-Mounted Stop Lamp (CHMSL)/Stop lamps
2010AAnti-lock Brake System (ABS) module, Brake-shift interlock, Speed control module, Back-up lamps, Overdrive cancel switch, Electronic flasher (turn/hazard)
215AStarter relay coil
225ARadio (START), 4x4 Neutral sense (manual only)
2330AHeadlamps (low and high beam)
2420ARadio battery feed (B+)
25Accessory relay
262ABrake pressure switch
2710AClimate control blower relay/blend doors, 4x4 module
2815A4x4 module battery feed (B+)
2920ACigar lighter, Diagnostic connector (OBD II)
305APower mirrors
3120AFront park lamps, Rear park lamps, License plate lamps, Dimmer switch, Trailer tow park lamps
325ABrake switch (logic)
335AInstrument cluster battery feed (B+)
3420APower point
3515APower locks

Fuse box diagram (Engine compartment, 2.3L)

Assignment of the fuses in the engine compartment fuse box (2.3L, 2006)
Fuse/Relay LocationFuse Amp RatingPower Distribution Box Description
140A**Passenger compartment fuse panel
2Not used
340A**Passenger compartment fuse panel
4Not used
550A**Passenger compartment fuse panel
6Not used
740A**Starter solenoid
8Not used
940A**Ignition switch
10Not used
1130A**Powertrain Control Module (PCM), Engine sensors
12Not used
1330A**Blower motor (climate control)
14Not used
15Not used
16Not used
1740A**ABS (motor)
18Not used
1920A**Engine fan
20Not used
2110A*PCM keep alive power
22Not used
2320A*Fuel pump
24Not used
2510A*A/C clutch solenoid
26Not used
27Not used
28Not used
29Not used
30Not used
31Not used
32Not used
3330A*Anti-lock Brake System (ABS) (solenoids)
34Not used
35Not used
36Not used
37Not used
387.5A*Trailer tow (right turn)
39Not used
40Not used
4115 A*HEGOs
427.5A*Trailer tow (left turn)
43Not used
44Not used
45AWiper HI/LO relay
45BWiper Park/Run relay
46 AFuel pump relay
46BWasher pump relay
47Engine fan relay
48Starter relay
49Not used
50Not used
51Not used
52Not used
53Not used
54PCM relay
55Blower relay
56AA/C clutch solenoid relay
56BNot used
* Mini Fuses
** Maxi Fuses

Fuse box diagram (Engine compartment, 3.0L and 4.0L)

Assignment of the fuses in the engine compartment fuse box (3.0L and 4.0L, 2006)
Fuse/Relay LocationFuse Amp RatingPower Distribution Box Description
140A**Passenger compartment fuse panel
2Not used
340A**Passenger compartment fuse panel
4Not used
550A**Passenger compartment fuse panel
6Not used
740A**Starter solenoid
8Not used
940A**Ignition switch
10Not used
1130A**Powertrain Control Module (PCM) relay fuse
12Not used
1330A**Blower motor (climate control)
14Not used
15Not used
16Not used
1740A**ABS (motor)
18Not used
19Not used
20Not used
2110A*PCM keep alive power
22Not used
2320A*Fuel pump
24Not used
2510A*A/C clutch solenoid
26Not used
2720A*4x4 module
28Not used
29Not used
30Not used
3115 A*Foglamps
32Not used
3330A*Anti-lock Brake System (ABS) (solenoids)
34Not used
35Not used
36Not used
37Not used
387.5A*Trailer tow (right turn)
39Not used
40Not used
4115 A*HEGOs
427.5A*Trailer tow (left turn)
43Not used
44Not used
45AWiper HI/LO relay
45BWiper Park/Run relay
46AA/C clutch solenoid
46BWasher pump relay
47PCM relay
48AFuel pump relay
48BFog lamp relay
51Not used
52Not used
53Not used
54Not used
55Blower relay
56Starter relay
* Mini Fuses
** Maxi Fuses
What a blown fuse looks like?

If the wire is broken, the fuse is blown (but sometimes a fuse can look completely normal and still be blown and in need of replacement).
Mazda B-Series (2002-2006) fuses and relays October 26, 2018 admin