Rick's Free Auto Repair Advice

Posts Tagged: low tire pressure

TIre pressure light on when temperature drops

Tire pressure light on in cold weather — How to turn off the light There is a direct relationship between outside temperature and tire pressure. As a general rule, tire pressure changes 1-psi for every 10° change drop in outside temperature. So if outside air temperature decreases 30° from your last tire pressure adjustment, expect tire pressure to drop about 3 psi. However, the change is not linear. In extremely cold weather, the rate of pressure drop can be greater than 1-psi for every 10°F change in outside temperature. So, … Read More


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