What is the normal range for tire pressure monitoring values?

2 Answers
SophiaRose
07/28/25 9:07pm
Tire pressure monitoring values are considered normal between 2.2 and 2.5 bar. Values that are too high or too low may trigger alarms and affect driving safety. Tire pressure refers to the air pressure inside the tire, and its level plays a crucial role in the performance and power of the vehicle. The effects of excessively high tire pressure are: 1. Reduced friction and adhesion, affecting braking performance; 2. Causes steering wheel vibration and deviation, reducing driving comfort; 3. Accelerates wear on the central tread pattern, shortening tire lifespan. The effects of excessively low tire pressure are: 1. Increases the friction coefficient with the road surface; 2. Makes the steering wheel heavy and prone to deviation; 3. Increases movement in various parts of the tire, leading to abnormal heating due to excessive rolling.
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ThomasMarie
08/12/25 1:48am
I remember the normal tire pressure monitoring values are around 32 to 35 psi, depending on the vehicle model. The label on my car door states 34 psi for cold tires. Last time when the tire pressure was low, the car drove unsteadily, and upon inspection, severe wear was found on the tire edges, leading to unnecessary expenses for tire replacement. Now, with the monitoring system, I regularly check the pressure in the morning when the car is cold to avoid errors caused by temperature changes. Before driving on the highway, I always check to ensure the pressure is between 33 and 35 psi, reducing the risk of a blowout and saving some fuel. If the pressure drops by more than 3 psi, it's important to inflate the tires promptly and not delay too long.
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