Pumping Air in a Tire: Why It Increases Pressure and Affects Performance

Pumping air into a tire increases pressure because it adds more air molecules to a fixed volume. More molecules result in more frequent and forceful collisions. This heightened activity raises the tire’s internal pressure, in line with gas laws, which relate pressure, volume, and temperature to the behavior of gases. A tire with proper pressure … Read more

Why Does My TPMS Read Incorrect Tire Pressure? Troubleshooting Sensor Issues and Solutions

Your TPMS may read incorrect tire pressure for several reasons. Corrosion from environmental factors can cause sensor malfunctions. Aging sensors may not operate correctly. Additionally, faulty wiring can disrupt the system, leading to inaccuracies in pressure readings. Always check these factors to ensure proper operation. Another common problem is sensor issues. TPMS sensors may become … Read more

Low Tire Pressure at 38: Why Your Mercedes Shows a Warning and What to Do

Your Mercedes shows “low tire pressure” at 38 because the tire pressure monitoring system (TPMS) detects low tire pressure. This can happen due to air loss, a tire puncture, or sensor failure. Check the tire condition, reset the pressure in the service menu, and refer to your owner’s manual for the correct levels. When tire … Read more