Phoenix Systems, who you might know from their bitchin’ brake bleeding kits, has developed BrakeStrip, a quick and easy way to test the copper level in your brake fluid. The technology is ...

I would start by checking the brake fluid level sensor in the brake master cylinder. If the sensor is faulty, the lights will be illuminated.

Ford "is aware of 123 warranty claims alleging a loss of brake fluid on these vehicles; however, there were no reports of an inoperative brake fluid level sensor," that document said.

Ford is recalling more than 187,900 of its Mustang sports cars over an issue with the brake fluid level sensor.