Good Evening, The "check brake system" light flashes and beeps on occasion before I turn the key to turn the engine and start the car. Any ideas what could be wrong? It doesn't stay on so it's confusing. I took it in to the shop, nothing came up when they scanned it, and I just had my brakes...

Hi all. I apologize ahead of time for the lengthy post but want to explain everything properly as best I can. I have a 2010 Mercury Mariner Premier V6 that I cannot get to start or at this point even show it has power to anything other than my airbag. Two days ago my wide and I had to replace...