Originally Posted by CanAutM3
I would not rely on the blinking light for MDM/DSC intervention. In my experience MDM/DSC can do quick corrections without having the warning light flash in the cluster. It is more active than we might think.
Most of the time you can actually feel the intervention in the car's behavior, like a very slight power drop or a slight tug to one side.
Usually when you get the light to flash, it's a big "whoaaa there" intervention.
i.e. The Uphill at Lime Rock when the wheels unweight!