Following the provided PDF, use:
WHITE/VIOLET and WHITE/RED wire on your mode3 switch
YELLOW wire to your steady takedown switch/latching button, whatever have you.
all these wires can be found on the main harness exiting the bar
If you don't have access to the wiring exiting the bar, a little explanation of how it is currently set up and/or what you are working with could help.
Wire Color Functions
BLK Ground (-)
YEL Takedown
GRAY LED Module Steady Burn Terminals (Option)
GRN Right Alley
ORG Left Alley
WHT/VIO Flashing Alley
WHT/RED Flashing Takedown
WHT/GRN Front High Side Flasher Mode 1
WHT/BLU Front High Side Flasher Mode 2
WHT/BRN Rear High Side Flasher Mode 1
WHT/YEL Rear High Side Flasher Mode 2
GRN/WHT/RED Front High Side Flasher Pattern Selection
GRN/WHT/RED Front High Side Flasher Pattern Selection
BRN/WHT/RED Rear High Side Flasher Pattern Selection
BRN/WHT/RED Rear High Side Flasher Pattern Selection
ORG/WHT/RED N.C.
WHT/GRAY N.C.
VIO N.C.
RED N.C.
BRN N.C. or Optional 3rd High Side Flasher, Mode 1
WHT/ORG N.C.
BLU N.C. or Optional 3rd High Side Flasher, Mode 1