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      11-14-2020, 12:25 PM   #1
bp7
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Brake Force Display not working in '20 M4

I'm using bimmercode to activate Brake Force Display on my 2020 M4 and have had no luck. Hoping someone has some guidance on this...I attached screenshots of what I've activated in FEM and REM


I also confirmed in REM Expert mode under 3062 that these are active:
MAPPING_BRAKEFORCED_L_OUTPUT
bl_l
MAPPING_BRAKEFORCED_R_OUTPUT
bl_r
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Last edited by bp7; 11-14-2020 at 02:35 PM..
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      11-14-2020, 02:41 PM   #2
fernisatree
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If you are expecting the hazards to flash that is not how it works. The brake lights flash under heavy braking. To check this you would have to get someone to drive at a safe distance behind you and slam on the brakes to see if your lights flash.
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      11-14-2020, 02:44 PM   #3
bp7
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Quote:
Originally Posted by fernisatree View Post
If you are expecting the hazards to flash that is not how it works. The brake lights flash under heavy braking. To check this you would have to get someone to drive at a safe distance behind you and slam on the brakes to see if your lights flash.
Yes, I know that. And that's what I'm asking - I've had someone drive behind me with these settings and the brake lights don't flash.
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      11-14-2020, 03:30 PM   #4
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Try to reducing its sensitivity to "Weak Braking" and try again.



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