The high-current fuses are coded as follows.
Fuse/Relay
Location
Fuse Amp
Rating
Power Distribution Box
Description
A
80A Midi
EPAS
B
125A Midi
SPDJB
1
15A*
Heated mirror
2
30A**
Rear defroster
3
20A**
Rear power point (center console)
4
20A**
Fuel pump
5
10A*
Powertrain Control Module (PCM)
Keep Alive power
6
15A*
Alternator
7
10A*
Reverse lamps
8
20A*
Trailer tow parking lamps
9
50A**
Anti-lock Brake System (ABS)
10
30A**
Front wipers
11
30A**
Starter
12
40A**
Blower motor
13
10A*
A/C clutch
14
15A*
Trailer tow turn lamps
15
—
Not used
16
40A**
Cooling fan 1
2008 Mariner
(mrn)
Owners Guide (post-2002-fmt)
USA
(fus)
Roadside Emergencies
212