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Mines works fully. Brakes light up the whole bar. I didn't do anything special.
What year is yours?, judging by the lack of the turn signals bar on the fender it is a newer model where the OEM bar works as that.
Long story short, I have a CVO '18 (HDI), those came without turn signals, bought a light bar from an US CVO (don't know the year thou), but performs as I told. Looking around it is the same behavior of the 2014 CVO, so I figured someone out there didn't like that and found a way to make the whole bar to light on brake.
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