Brake system problems??

[tteel89]

i have a 2011 Ford F-250, Display shows check brake system, Brake fluid level low, and Service advancetrac also the emergency brake light is on with the brake off and advancetrac light on as well
-Replaced brake fluid level switch-
no help any suggestions

 

[blacksnapon]

You never did say if you filled the master cyl. Low fluid level will cause all the symptoms you mentioned. Might check for any leaks.

 

[tteel89]

master cyl. is full no fluid leaks anywhere