jacal said:What temp range is the guage good for? I was only showing
-30C this morning on the drive in, but it was -37C outside.
J
007Runner said:-40C and -40F are the exact same temperature on both systems of measurement. This is dangerously cold. If you have a real mercury thermometer. This is the freezing point of mercury. Did the 4Runner after it was warmed up produce good heat at that temperature? I had to rent a 4cyl Honda Accord one time on a trip and at 20 below zero the heat was only luke warm.