Ford 2006 F-350 Owner's Manual page 65

The relays and fuse in the glove box are coded as shown in the
accompanying illustration.
There will also be one power lead
for each switch found as a blunt-cut
and sealed wire located behind the
passenger compartment fuse panel.
They are coded as follows:
Switch Circuit number
AUX 1
AUX 2
AUX 3
AUX 4
More detailed information about the Upfitter switches can be found in
the Electrical Wiring section of the Ford Truck Body Builders Layout
Book, found at www.fleet.ford.com/truckbbas.
2006 F-250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA (fus)
Wire color
1936 Orange with
Light Green
Trace
1933 Orange
1934 Orange with
Yellow Trace
1935 Orange with
Light Blue Trace
Driver Controls
Fuse
30A
30A
10A
10A
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