Number
|
Item
|
Description
|
1
|
Power supply
|
- This means the power supply of fusible link or fuse.
|
2
|
Fusible link
|
- “X” means the fusible link.
|
3
|
Number of fusible link/fuse
|
- This means the number of fusible link or fuse location.
|
4
|
Fuse
|
|
5
|
Current rating of fusible link/fuse
|
- This means the current rating of the fusible link or fuse.
|
6
|
Optional splice
|
- The open circle shows that the splice is optional depending on vehicle application.
|
7
|
Connector number
|
|
8
|
Splice
|
- The shaded circle “
” means the splice.
|
9
|
Page crossing
|
- This circuit continues to an adjacent page.
|
10
|
Option abbreviation
|
- This means the vehicle specifications which layouts the circuit between “
”.
|
11
|
Relay
|
- This shows an internal representation of the relay.
|
12
|
Option description
|
- This shows a description of the option abbreviation used on the page.
|
13
|
Switch
|
- This shows that continuity exists between terminals 1 and 2 when the switch is in the A position. Continuity exists between terminals 1 and 3 when the switch is in the B position.
|
14
|
Circuit (Wiring)
|
|
15
|
System branch
|
- This shows that the circuit is branched to other systems.
|
16
|
Shielded line
|
- The line enclosed by broken line circle shows shield wire.
|
17
|
Component name
|
- This shows the name of a component.
|
18
|
Ground (GND)
|
- This shows the ground connection.
|
19
|
Connector
|
- This means the connector information.
- This unit-side is described by the connector symbols.
|
20
|
Connectors
|
- This means that a transmission line bypasses two connectors or more.
|
21
|
Wire color
|
- This shows a code for the color of the wire.
|
B = Black W = White R = Red G = Green L = Blue Y = Yellow LG = Light Green
|
BR = Brown OR or O = Orange P = Pink PU or V (Violet) = Purple GY or GR = Gray SB = Sky Blue CH = Dark Brown DG = Dark Green
|
- When the wire color is striped, the base color is given first, followed by the stripe color as shown below:
Example: L/W = Blue with White Stripe
|
22
|
Terminal number
|
- This means the terminal number of a connector.
|
Switches are shown in wiring diagrams as if the vehicle is in the “normal” condition.
A vehicle is in the “normal” condition when:
- ignition switch is “OFF”,

- doors, hood and trunk lid/back door are closed,
- pedals are not depressed, and
- parking brake is released.