1996 Mercury Sable Owner's Manual - Page 115

Low Coolant Light and Chime (If equipped) This light indicates that the level of the engine coolant is low inside the coolant reservoir. Low coolant light This light comes on for a few seconds when your ignition key is turned to the ON position, but should turn off when the engine starts. If the coolant is low, the light will come on and a single chime will sound. If this light stays on, check the level of coolant inside the recovery bottle. For instructions on adding coolant mixture, see Engine coolant in the Index. Low Washer Fluid Light (If equipped) This light comes on if the reservoir is less than a quarter full when you turn on the windshield washers. Low washer fluid light 88