РАЗДЕЛ 1
how to read electrIcal wIrIng dIagram
1. how to read electrIc wIrIng dIagram
1) contents of electrIcal wIrIng dIagram (cIrcUIt)
posItIon
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eXplanatIon
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a
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- Upper horizontal lines : power supply lines
- power supply lines : 30, 15, 15a, 15c, 58
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b
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- ef20 or f2 : fuse number
- ef20 : fuse no #20 in engine room fuse box
- f2 : fuse no #2 in passenger room fuse box
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c
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- connector (c101~c902)
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d
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- s201 : splice pack (s101~s303)
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e
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- Internal circuit of component (relay)
(component name and terminal number)
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f
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- Internal circuit of component (switch)
(component name, terminal number and connecting wiring circuit)
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g
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- wiring harness color
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h
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- lower horizontal line : ground line
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2. cIrcUIt IdentIfIcatIon sYmbol
IdentIfIcatIon
sYmbol
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meanIng
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c
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connector
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d
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diode
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ef
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fuse in engine room fuse box
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f
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fuse in passenger room fuse box
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g
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ground
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s
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splice pack(junction connector)
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3. fUnctIon of power sUpplY lIne (nUmber)
power supply no
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power supply condition
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15
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battery voltage(b+) supply in Ignition switch "on" and "st" (Ign 1)
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15a
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battery voltage(b+) supply in Ignition switch "on" (Ign 2)
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15c
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battery voltage(b+) supply in Ignition switch "on" and "acc"
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30
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battery voltage(b+) supply directly regardless of Ignition switch
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31
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ground connected to battery(–)
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58
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battery voltage(b+) supply in head lamp switch 1st and 2nd step (Illumination circuit)
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4. wIrIng harness color IdentIfIcatIon
abbreviation
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color
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abbreviation
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color
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br
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brown
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sb
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sky blue
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g
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green
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r
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red
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v
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violet
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l
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blue
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p
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pink
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Y
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Yellow
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w
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white
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gr
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gray
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or
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orange
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b
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black
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lg
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light green
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.
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.
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5. how to checK termInal nUmber of connector
- terminal number is given based on female terminal connector
ex) terminal number 4 of c901 connection
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