Quote Originally Posted by Siverprobegt
Change the coolant tem sensor...Those old mazdas are real funny about that,make sure you buy a oem sensor too My bro mx3 had some of the same problems your having..Never hurt to try

i did replace it.. but only when i broke the other one..lol But i didnt use a oem mazda one... and it wasnt doing it before than.. so you might be right....