Fuse or relay number
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
F650750 (TBC), enUSA, First Printing
Fuses
Fuse amp rating
30A*
—
—
40A*
30A*
Relay
—
—
25A*
25A*
60A*
—
—
40A*
30A*
Relay
Relay
Relay
Relay
—
166
I n f o r ma t i o n P r o v i d e d b y :
Protected components
Anti-lock brake system modulator valves.
Not used.
Not used.
Starter motor
Trailer battery feed (air brakes).
Trailer tow battery charge (hydraulic
brakes).
Cargo box lamp.
Not used.
Not used.
Upfitter relay #1.
Upfitter relay #2.
Anti-lock brake system pump (hydraulic
brakes).
Not used.
Not used.
Instrument panel 110v power inverter.
Trailer tow turn lamp relays.
Starter.
Trailer tow battery charge relay (hydraulic
brakes).
Trailer tow battery feed (air brakes).
Trailer tow right hand side turn and stop
lamps.
Trailer tow left hand side turn and stop
lamps.
Not used.