White wire is not power TO the switch, white to the column is output of the switch TO the column, think "how they work."
When the column TS switch is centered, both turn lamps are connected together and to the white in the TS switch. The brake switch gets fused "full time hot" power, and when you tromp on the pedal, the switch sends power to the white which routes through the switch to both rear lamps
When you talk about EZ you must be descriptive. Without having an EZ diagram, I've no idea what orange does