minime331 Posted March 13, 2012 Author Report Posted March 13, 2012 And Chris, If your brake light has not come on then you dont need to change the brake sensor. Why spend money on something you dont need to change? well i now know for next time STella- 14' Focus ST Roush CAI, Cobb access port stage1 tune, custom Ptuning 3" exhuast, Levels FMIC, Turbosmart BOV, rally armor mud flaps, more to come.