About 2wks ago , i was told that i need the idol sensor for my 05 Mazda Tribute Suv,it would run real good intill you would stop then die.., Now the problem is it won't start at all when you put the key in to start it has a beeping noise and is showing the key symbol on the dash..and will not turn over at all and it not the battery and also just replace the engine about 2mths ago, was wonderingif maybe need to reprogram or something need help bad.
won't start and has key symbol on dash blinking on 2005 Mazda Tribute
Do you have a second key? Sounds like it could be a security/alarm system problem. Try another spare key and see if it will start.