KENR9126 23
Troubleshooting Section
i04010411
Engine Wiring In fo rmat ion
Harness Wire I
dentification
Perkins identifies all wires with eleven solid colors.
The circuit n
umber is stamped on the wire at a 25 mm
(1 inch) spacing. Table 6 lists the wire colors and the
color codes.
Table 6
Color Codes for the Harness Wire
Color Code Color Color Code Color
BK Black BU Blue
BR Brown PU Purple
RD Red
GY Gray
OR Orange
WH White
YL Yellow PK Pink
GN Green
For example, a w ire identification of T997-OR on
the schematic would signify an orange wire with the
circuit number F730. T997-OR identifies the power
supply for the oil pressure sensor.
Note: Always replace a harness wire with the same
gauge of wire and with the same color code.
Note: In the following diagrams, “Pxxx” signifies a
plug and “Jxxx” signifies a jack.
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