Mazda B-Series (2003) – fuse and relay box

Diagrams of fuse boxes and relays – Mazda B-Series

Applies to vehicles manufactured in the years:

2003.

Fuse panel in the passenger compartment

The fuse panel is located on the left side of the instrument panel opposite the driver’s side door.

READ:  Mazda 6 GJ1 / GL (2016) - fuse and relay box
Mazda B-Series (2003) - fuse and relay box
Number Amperes [A] Description
1 5 Mirror power switch
2 10 Daytime Running Lamps (DRL), Reversing Lamps, Transmission, Passenger Airbag Switch, Blower Motor Relay
3 7.5 Left trailer towing connector with stop / turn function
4 Not used
5 15 4 × 4 control module
6 2 Brake pressure switch
7 7.5 Right coupling for towing a stop / turn trailer
8 Not used
9 7.5 Brake pedal position switch
10 7.5 Speed ​​Control Servo / Amplifier Assembly, General Electronic Module (GEM), Shift Lock Actuator, Turn Signals, 4×4
11 7.5 Instrument Cluster, 4×4, Master Light Switch, Central Safety Module (CSM), General Electronic Module (GEM)
12 Not used
13 twenty Brake pedal position switch
14 10 Anti-lock braking system (ABS) control module
15  – Not used
16 thirty Windshield Wiper Motor, HI / LO Wiper Relay, Wiper Run / Park Relay
17 twenty 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 Warning signal
22 twenty Extra power socket
23 Not used
24 7.5 Clutch Pedal Position (CPP) switch, Starter Interrupt Relay
25 Not used
26 10 Battery Saver Relay, Auxiliary Relay Box, Central Limiting Module (RCM), General Electrical Module (GEM), Instrument Cluster
27 Not used
28 7.5 Generic Electronic Module (GEM), Radio
29 twenty Radio
30 Not used
31 Not used
32 Not used
33 15 Headlamps, Daytime Running Lamp (DRL) Module, Instrument Cluster
34 Not used
35 15 Horn relay (if not equipped with central safety module)
36 Not used

Power distribution box

The power distribution box is located in the engine compartment.

2.3L engine (if equipped)

Mazda B-Series (2003) - fuse and relay box
Number Amperes [A] Description
1 50 ** I / P fuse panel
2 Not used
3 Not used
4 Not used
5 Not used
6 50 ** Anti-lock Braking System (ABS) Pump Motor
7 thirty* Powertrain control module (PCM)
8 twenty* Central security module, door locks, remote entry
9 Not used
10 Not used
11 50 ** Starter relay, ignition switch
12 twenty* Power windows
13 Not used
14 Not used
15 Not used
16 40 ** Blower motor
17 twenty** Auxiliary cooling fan
18 Not used
19 Not used
20 Not used
21 10 * PCM memory
22 Not used
23 twenty* Fuel pump motor
24 thirty* Headlights
25 10 * A / C clutch relay
26 Not used
27 Not used
28 thirty* 4WABS module
29 Not used
30 15 * Tow trailer
31 twenty* Fog lamp, daytime running lights (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 low beam headlight
39 Not used
40 Not used
41 twenty* Heated oxygen sensors
42 10 * Right low beam headlight
43 (Resistor)
44 Not used
45A Wiper high / low relay
45B Park / wiper 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)

Mazda B-Series (2003) - fuse and relay box
Number Amperes [A] Description
1 50 ** I / P fuse panel
2 Not used
3 Not used
4 Not used
5 Not used
6 50 ** Anti-lock Braking System (ABS) Pump Motor
7 thirty* Powertrain control module (PCM)
8 twenty* Electric door locks, remote entry
9 Not used
10 Not used
11 50 ** Starter relay, ignition switch
12 twenty* Power windows
13 twenty* 4 × 4 engine
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) memory
22 Not used
23 twenty* Fuel pump motor
24 thirty* Headlights
25 10 * A / C clutch relay
26 Not used
27 Not used
28 thirty* Anti-lock brake system (ABS) module
29 Not used
30 15 * Tow trailer
31 twenty* Fog lamp, daytime running lights (DRL)
32 Not used
33 15 * Park lamp
34 Not used
35 Not used
36 Not used
37 Not used
38 10 * Left low beam headlight
39 Not used
40 Not used
41 twenty* Heated oxygen sensors
42 10 * Right low beam headlight
43 Not used
44 Not used
45A Wiper high / low relay
45B Park / wiper relay
46A Fuel pump relay
46B Trailer tow relay
47A A / C clutch solenoid relay
47B Front washer pump relay
48A Fog lights
48B Fog lamp relay
51 Not used
52 Not used
53 Powertrain control module (PCM) LED
54 Powertrain control module (PCM)
55 Blower relay
56 Starter relay
Mini fuses ** Maxi fuses

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