Fuse/Relay
Location
Fuse Amp
Rating
Power Distribution Box
Description
12
—
Not used
13
30A**
Blower motor (climate control)
14
—
Not used
15
30A**
Anti-lock Brake System (ABS)
(solenoids)
16
—
Not used
17
40A**
ABS (motor)
18
—
Not used
19
20A**
Engine fan
20
—
Not used
21
10A*
PCM
22
—
Not used
23
20A*
Fuel pump
24
—
Not used
25
10A*
A/C clutch solenoid
26
—
Not used
27
—
Not used
28
—
Not used
29
—
Not used
30
—
Not used
31
—
Not used
32
—
Not used
33
—
Not used
34
—
Not used
35
—
Not used
36
—
Not used
37
—
Not used
38
7.5A*
Trailer tow (right turn)
39
—
Not used
40
—
Not used
41
15A*
HEGOs
2004 Mazda B Series
(mbs)
Owners Guide (post-2002-fmt)
USA English
(fus)
Roadside Emergencies
144