Wire Color Codes

The following list contains the wire colour codes used on the vehicle harnesses and is intended to give an indication of the function or feature for which a particular colour of wire is normally used. These guidelines do not always apply to the wiring between components and the main harness.

Code Colour
B Black
Black with a tracer is also usually an earth wire, but with the earth switched by an ECU.
G Green
K Pink
LG Light Green
N Brown
O range
P Purple
R Red
S Slate (Grey)
U Blue
W White
Y Yellow