43+ Top Tyre Pressure Placard Explained. To find your tyre pressures, locate the tyre pressure placard inside the drivers side door jamb, in the glovebox, inside the fuel filler door or under the bonnet. Driving with too low pressure (as when the tyre is flat) means the tyre could roll off.
On the tyre placard, it will give you the recommended tyre pressure, which is a good starting point. Keeping your tyres correctly inflated is one of the best things you can do to preserve their life and save on fuel. Tyre manufacturers have recommended tyre pressures, and car manufacturers actually have a placard (or tyre pressure chart) on all new cars showing the correct tyre pressure for the tyres the car came with.
This would be true if you mounted a large 28mm tyre on an exceptionally narrow rim.
Let's say i've gone through the process above and have determined that the tyre pressure for highway driving is 38 psi. The bulbous lightbulb shape that combination would. Tyre pressure is measured in psi or pounds per square inch and each tyre should have the correct amount of air within for it to work properly. • then, to determine if you have the correct pressure for a given load, you must note the cold pressure reading.