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Roadside Emergencies
503
502
501
24
401
23
22
20
21
19
The high-current fuses and relays are coded as follows.
Fuse/Relay
Location
1
2
3
4
5
6
7
8
9
10
156
209
206
304
208
205
303
207
302
301
Fuse Amp
Rating
15A*
25A*
15A*
10A*
15A*
15A*
20A*
15A*
25A*
30A*
15A*
204
122
118
114
203
121
117
113
120
116
112
202
119
115
111
201
18
16
14
12
10
17
15
13
11
Power Distribution Box
Description
Park lamps, Roof lamps
Cummins Powertrain Control
Module (PCM)
Foglamps (SuperCrewzer only)
Generator
Washer pump
CAT air intake heater relay,
Cummins PCM
CAT PCM, Cummins PCM
Stop lamps
CAT fuel heater
Trailer hook-up lamps
(SuperCrewzer only)
Shift modulator (Allison AT
transmission only) (except for
F–650 SuperCrewzer and
Caterpillar/Cummins)
110
106
102
109
105
101
108
104
107
103
8
6
4
2
9
7
5
3
1
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