ajitchauhan71@yahoo.com Posted May 24, 2020 Report Share Posted May 24, 2020 I have a bmw e46 330ci 2door msport 2001 coupe. I had the expansion tank replaced and the coolant sensor light keeps coming on even though the coolant level is up to the mark as the indicator sticks out the expansion tank I have replaced the coolant sensor three times Does anyone know what could be the issue please Link to comment Share on other sites More sharing options...
