Mazda B-Series (2003) – fuse box diagram
Year of production: 2003
Passenger compartment fuse panel
The fuse panel is located on the left-hand side of the instrument panel facing the driver’s side door.
Description |
Ampere rating [A] |
Description |
1 |
5 |
Power Mirror Switch |
2 |
10 |
Daytime Running Lights (DRL), Back-up lamps, Transmission, Passenger air bag deactivation switch, Blower motor relay |
3 |
7,5 |
Left stop/turn trailer tow connector |
4 |
— |
Not Used |
5 |
15 |
4×4 Control Module |
6 |
2 |
Brake pressure switch |
7 |
7,5 |
Right stop/turn trailer tow connector |
8 |
— |
Not Used |
9 |
7,5 |
Brake Pedal Position Switch |
10 |
7,5 |
Speed control servo/amplifier assembly, Generic Electronic Module (GEM), Shift lock actuator, Turn signals, 4×4 |
11 |
7,5 |
Instrument cluster, 4×4, Main light switch, Central Security Module (CSM), Generic Electronic Module (GEM) |
12 |
— |
Not Used |
13 |
20 |
Brake Pedal Position Switch |
14 |
10 |
Anti-Lock Brake System (ABS) Control Module |
15 |
— |
Not Used |
16 |
30 |
Windshield wiper motor, Wiper HI/LO relay, Wiper run/park relay |
17 |
20 |
Cigar Lighter, Data Link Connector (DLC) |
18 |
— |
Not Used |
19 |
25 |
Powertrain Control Module (PCM) power diode, Ignition, PATS (Passive Anti-Theft System) |
20 |
7,5 |
Generic Electronic Module (GEM), Radio |
21 |
15 |
Hazard flasher |
22 |
20 |
Auxiliary Power Socket |
23 |
— |
Not Used |
24 |
7,5 |
Clutch Pedal Position (CPP) switch, Starter Interrupt Relay |
25 |
— |
Not Used |
26 |
10 |
Battery Saver Relay, Auxillary Relay Box, Restraint Central Module (RCM), Generic Electroic Module (GEM), Instrument Cluster |
27 |
— |
Not Used |
28 |
7,5 |
Generic Electronic Module (GEM), Radio |
29 |
20 |
Radio |
30 |
— |
Not Used |
31 |
— |
Not Used |
32 |
— |
Not Used |
33 |
15 |
Headlamps, Daytime Running Lamps (DRL) Module, Instrument Cluster |
34 |
— |
Not Used |
35 |
15 |
Horn Relay (If Not Equipped with Central Security Module) |
36 |
— |
Not Used |
Power distribution box
The power distribution box is located in the engine compartment.
2.3L engine (if equipped)
Description |
Ampere rating [A] |
Description |
1 |
50** |
I/P Fuse Panel |
2 |
— |
Not Used |
3 |
— |
Not Used |
4 |
— |
Not Used |
5 |
— |
Not Used |
6 |
50** |
Anti-lock Brake System (ABS) pump motor |
7 |
30* |
Powertrain Control Module (PCM) |
8 |
20* |
Central Security Module, Power Door Locks, Remote Entry |
9 |
— |
Not Used |
10 |
— |
Not Used |
11 |
50** |
Starter Relay, Ignition Switch |
12 |
20* |
Power Windows |
13 |
— |
Not Used |
14 |
— |
Not Used |
15 |
— |
Not Used |
16 |
40** |
Blower Motor |
17 |
20** |
Auxiliary Cooling Fan |
18 |
— |
Not Used |
19 |
— |
Not Used |
20 |
— |
Not Used |
21 |
10* |
PCM Memory |
22 |
— |
Not Used |
23 |
20* |
Fuel Pump Motor |
24 |
30* |
Headlamps |
25 |
10* |
A/C Clutch Relay |
26 |
— |
Not Used |
27 |
— |
Not Used |
28 |
30* |
4WABS Module |
29 |
— |
Not Used |
30 |
15* |
Trailer Tow |
31 |
20* |
Foglamp, Daytime Running Lamps (DRL) |
32 |
— |
Not Used |
33 |
15* |
Park Lamp, Central Security Module |
34 |
— |
Not Used |
35 |
— |
Not Used |
36 |
— |
Not Used |
37 |
— |
Not Used |
38 |
10* |
Left Headlamp Low Beam |
39 |
— |
Not Used |
40 |
— |
Not Used |
41 |
20* |
Heated Oxygen Sensors |
42 |
10* |
Right Headlamp Low Beam |
43 |
— |
(Resistor) |
44 |
— |
Not Used |
45A |
— |
Wiper High/Low Relay |
45B |
— |
Wiper Park/Run Relay |
46A |
— |
Fuel Pump Relay |
46B |
— |
Trailer Tow Relay |
47 |
— |
Starter Relay |
48 |
— |
Auxiliary Cooling Fan |
49 |
— |
Not Used |
50 |
— |
Not Used |
51 |
— |
Not Used |
52 |
— |
Not Used |
53 |
— |
PCM Diode |
54 |
— |
PCM Relay |
56 |
— |
Blower Motor Relay |
56A |
— |
A/C Clutch Relay |
56B |
— |
Front Washer Pump Relay |
* Mini Fuses ** Maxi Fuses |
3.0L and 4.0L engines (if equipped)
Description |
Ampere rating [A] |
Description |
1 |
50** |
I/P Fuse Panel |
2 |
— |
Not Used |
3 |
— |
Not Used |
4 |
— |
Not Used |
5 |
— |
Not Used |
6 |
50** |
Anti-lock Brake System (ABS) Pump Motor |
7 |
30* |
Powertrain Control Module (PCM) |
8 |
20* |
Power door locks, Remote entry |
9 |
— |
Not Used |
10 |
— |
Not Used |
11 |
50** |
Starter Relay, Ignition Switch |
12 |
20* |
Power Windows |
13 |
20* |
4×4 motor |
14 |
— |
Not Used |
15 |
— |
Not Used |
16 |
40** |
Blower Motor |
17 |
— |
Not Used |
18 |
— |
Not Used |
19 |
— |
Not Used |
20 |
— |
Not Used |
21 |
10* |
Powertrain Control Module (PCM) memor |
22 |
— |
Not Used |
23 |
20* |
Fuel Pump Motor |
24 |
30* |
Headlamps |
25 |
10* |
A/C Clutch Relay |
26 |
— |
Not Used |
27 |
— |
Not Used |
28 |
30* |
Anti-lock Brake System (ABS) module |
29 |
— |
Not Used |
30 |
15* |
Trailer Tow |
31 |
20* |
Foglamp, Daytime Running Lamps (DRL) |
32 |
— |
Not Used |
33 |
15* |
Park Lamp |
34 |
— |
Not Used |
35 |
— |
Not Used |
36 |
— |
Not Used |
37 |
— |
Not Used |
38 |
10* |
Left Headlamp Low Beam |
39 |
— |
Not Used |
40 |
— |
Not Used |
41 |
20* |
Heated Oxygen Sensors |
42 |
10* |
Right Headlamp Low Beam |
43 |
— |
Not Used |
44 |
— |
Not Used |
45A |
— |
Wiper High/Low Relay |
45B |
— |
Wiper Park/Run Relay |
46A |
— |
Fuel Pump Relay |
46B |
— |
Trailer Tow Relay |
47A |
— |
A/C Clutch Solenoid Relay |
47B |
— |
Front Washer Pump Relay |
48A |
— |
Fog Lamps |
48B |
— |
Fog Lamp Relay |
51 |
— |
Not Used |
52 |
— |
Not Used |
53 |
— |
Powertrain Control Module (PCM) Diode |
54 |
— |
Powertrain Control Module (PCM) |
55 |
— |
Blower Relay |
56 |
— |
Starter Relay |
* Mini Fuses ** Maxi Fuses |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.