ALL MAZDA COMPATABLE SWITCHES - WIRING DIAGRAMS
MAZDA BT50 TF (GEN 3) - V2 Loom
Green, Red #1, Red #2, Black - Pin Outs. Updated V2 Loom (IF-T01 GRRB loom)

MAZDA BT50 TF (GEN 3) - V1 Loom
Yellow, Blue, Red, Black - Pin Outs. Original V1 Loom (IF-T01-A YBRB loom)
MAZDA BT50 TF - SQUARE (GEN 3)
MAZDA BT50 UP/UR (GEN 1)