Wire Color Functions Typical of 7-Way on Trailer Red, Black, Blue, and Green
Published 04/11/2019
Question:
Wher yo conect tha 3 wires red,black,blue o green
asked by: Luis
0
Expert Reply:
For 7-way wiring typically the red wire is for the left turn/stop signal, the black wire is the 12 volt power accessory circuit, the blue is for brake controller output, and the green is for running lights.
expert reply by:
Jameson C
0
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