Standard Relay Colour and Terminal Codes
The following colour and number codes govern our 12N relay wires and terminals. The colours and numbers are based on the familiar 12N colours in 7-core cable and the numbers in 12N sockets and plugs.
Relay terminal number |
Relay Input wire |
Relay Output wire |
Relay Application |
---|---|---|---|
1 |
Yellow or Yellow/White |
Yellow |
LH Flasher |
2 |
Blue |
N/A |
Fog Lamp |
0V |
White |
White |
Earth |
4 |
Green or Green/White |
Green |
RH Flasher |
5 |
Brown |
N/A |
LH Tail |
6 |
Red |
N/A |
Brake Lamps |
7 |
Black |
N/A |
RH Tail |
+12V |
Orange |
N/A |
Power to unit |
C2 |
N/A |
Pink |
Monitors trailer indicators |
The number 3 (earth on 7-pin or 13-pin socket) is not used on our relays.