Wiring Diagram For 4 Pin Ke Light Switch. 4 pin relay wiring diagram for lights below is the step by step procedure of wiring the four pin relay for lights. At sw1 it is connected to one of the terminals.
12v led fog light laser rocker onoff switch wiring harness 40a relay fuse blue. The white wire is marked black on both ends to identify it as hot. Power coming to the 3 way switch first.
As shown below rocker switches have 3 electrical connections.
Use a simple 4 way flat connector to power your 2 light trailer lights or use a custom vehicle specific trailer wiring harness. Connect the black wire from the reply to the battery. Power coming to the 3 way switch first. 4 pin relay wiring diagram for lights below is the step by step procedure of wiring the four pin relay for lights.