General Information About Diagrams and Schematics
The chassis wiring used in these vehicles conforms
to the electrical circuit identification standard
ES-1359 and in addition to surface marked ID
circuit numbers, generally utilizes the colors that
are indicated in Table 1.
MONOTROL
®
, engine harnesses, wiring to sensors,
and other applications vary with respect to wire
colors.
Diagrams and schematics in this manual can be
viewed and printed in color.
If not printed or viewed in color, refer to the
electrical circuit identification located on schematic
circuits. When viewing a color version of the
diagrams and schematics, the white chassis wires
are seen as yellow. Other wires are shown in colors
similar to actual colors, i.e. tan shows as yellow.
Use circuit identification for true wire color.
Refer to Diagnostic Troubleshooting Manual
9000SRM1112 Section 9030, Group 03 - General
Maintenance and Diagnostic Data, for further
information.
Table 1. Wire Colors
Color Use/Function
Red Battery-level power circuits and 5 volt supply
circuits
Black Heavy current grounds
Green Signal grounds
White Other circuits
Twisted Pair (Yellow/Green) Yellow Green
CANbus CAN-Hi CAN-Lo
Twisted Pair (Dk Blue/Pink and Dk Blue/White) Dk
Blue/Pink Dk Blue/White
CANbus (Mazda) CAN-Hi CAN-Lo
Letter on the VSM BUS Use/Function
R Regulated Output Voltage
D Driver
I Input
8000 SRM 1904 General Information About Diagrams and Schematics
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