whats wrong with my 325ci 2001 bmw i filled up the coolant but the lights stilon on 2001 BMW 325Ci

i filled up the coolant but my coolant light stays on almost all the time it once in awhile will go off but usually will stay on what should i do?

Asked by for the 2001 BMW 325Ci
1 answer
get sensors looked at and have connections cleaned.