Originally Posted by kanio

i will check the electrical connection between the senor and wire. something could be shorting it out. does the gage goes all the way up when it is not coneccted to anything? the temp can go up and down no matter if i am cruising or idle, so i don't think it is the aux fan.

i was wondering if it could that i am low on coolant on the overflow tank. too bad the stupid overflow tank is behind the wheel well, i could easily check it if it is behind that well cover.