9. ELECTRIC WIRING
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9. ELECTRIC WIRING
The electric components of the truck are wired using several types of wire harnesses and color coded
by circuit (wire number).
The wire harnesses are connected with connectors (2 types) or screws.
Table 9.1 Color symbols and examples
Table 9.2 Connector symbol
Two wires may have different wire numbers even though they have the same wire color. Before
trying to check the wires, refer to wire harness and circuit diagrams on pages that follow.
The dotted lines in the circuit diagrams are given for optional equipment.
B Black R Red
G Green W White
L Blue Y Yellow
O Orange Lg Light green
P Pink Sb Light blue
Wire
number
Example: Wire number 22, Yellow coating
with a blue marking
Wire
number
Example: Wire number 110, White number
110, White coating without marking
LY 22
L 110
The numbers signify wire
numbers.
The alphabetic letters mean
colors. (Table 9.1)
Connecting type Plug-in side Receptacle side Remarks
Plug-in type
Housing
Plug
Screw type
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