Where is the sensor that detects low coolant level? on 2002 Mercury Sable

The "low coolant: light comes on even though the radiator and coolant reservoir are full.

by in Goodlettsville, TN on February 03, 2013
3 answers
ANSWER by on February 03, 2013
it should be in the resrvoir
ANSWER by on February 04, 2013
Bottom of reservoir and looks like this http://images.search.yahoo.com/images/view;_ylt=A0PDoKsdbw9Rtm4ASG6JzbkF;_ylu=X3oDMTBlMTQ4cGxyBHNlYwNzcgRzbGsDaW1n?back=http%3A%2F%2Fimages.search.yahoo.com%2Fsearch%2Fimages%3Fp%3Dwhere%2Bis%2B2002%2Bmercury%2Bsable%2Blow%2Bcoolant%2Bsensor%26fr%3Dyfp-t-701%26fr2%3Dpiv-web%26tab%3Dorganic%26ri%3D1&w=450&h=450&imgurl=shop.advanceautoparts.com%2Fwcsstore%2FCVWEB%2Fstaticproductimage%2F425%2Flarge%2F20474714_bwd_wt3058_pri_larg.jpg&rurl=http%3A%2F%2Fshop.advanceautoparts.com%2Fbuy%2Fproducts%2F359832-2001-2003-mercury-sable-coolant-temperature-sensor-part-wt3058.html&size=20.9+KB&name=2001+-+2003+%3Cb%3EMercury+Sable+Coolant+%3C%2Fb%3ETemperature+%3Cb%3ESensor+%3C%2Fb%3E%28part%23WT3058%29&p=where+is+2002+mercury+sable+low+coolant+sensor&oid=34b588f58719e79f04c1c328bbaf2f39&fr2=piv-web&fr=yfp-t-701&tt=2001%2B-%2B2003%2B%253Cb%253EMercury%2BSable%2BCoolant%2B%253C%252Fb%253ETemperature%2B%253Cb%253ESensor%2B%253C%252Fb%253E%2528part%2523WT3058%2529&b=0&ni=105&no=1&ts=&tab=organic&sigr=13oud66jk&sigb=147859k4s&sigi=136jin8ns&.crumb=4qQ6kCqbprh
ANSWER by on February 04, 2013
you must buy the whole assm from ford,and it willn not be cheap