Wiring Guide: 06 WRX Sedan with Auto AC/HVAC

[Mechie3]

B160: Fog Light Switch
Connects to OEM fog light switch. Provides power to fog relay and lights up OEM button. Wired such that turning on high beams turns off fogs.
Delete if not using fogs/OEM fog button or you want fog lights operable at the same time as high beams.


B281/B280: Body Integrated Module
Keep this


B41/B158/B152/B52: Fuse Box
All connectors on the back on the inside fuse box