7 way plug material:Aluminum Alloy. Philips 30-2151, Philips 302151, Tectran 169127, Peterbilt PE13000, Tremec Sloan 451097, OTR6814. These are cross reference numbers.
PIN 1 - Yellow Wire (Left / Hand Direction Indicator left turn signal display). PIN 2 - Blue Wire (Rear Fog Lamps Fog Lights display). PIN 3 - White Wire (Earth Return spot turning lights show).PIN 4 - Green Wire (Right / H Direction Indicator right turn signal lamp display). PIN 5 - Brown Wire Right / H Tail & No. Plate Lamp Right taillight and license light box display. PIN 6 - Red Wire (Stop Lamp brake light display).
PIN 7 - Black Wire Left / H Tail & No. Plate Lamp left taillight and license.