{"id":7903,"date":"2024-07-01T00:55:19","date_gmt":"2024-07-01T07:55:19","guid":{"rendered":"https:\/\/www.tires-easy.com\/blog\/?p=7903---81c80d1a-03e4-425d-8143-8511d12acde4"},"modified":"2025-07-24T14:13:34","modified_gmt":"2025-07-24T21:13:34","slug":"tpms-sensor-101","status":"publish","type":null,"link":"https:\/\/www.tires-easy.com\/blog\/tpms-sensor-101\/","title":null,"content":{"rendered":"Reading Time: <\/span> 5<\/span> minutes<\/span><\/span>

How TPMS Sensors Ensure Safe and Efficient Driving<\/span><\/strong><\/span><\/h2>\n

A TPMS sensor is a device that<\/span> monitors the air pressure<\/a> in a vehicle’s tires. It is usually mounted on the inside of the tire – and sends information to a receiver that is either built into the car or connected to it. <\/span><\/span><\/p>\n

The receiver then displays the pressure readings for each tire on the car’s dashboard. The tire pressure monitoring system (TPMS) information can be displayed as a gauge, pictogram, or low-pressure warning light.<\/span><\/p>\n

The purpose of a TPMS sensor is to ensure that the tires are properly inflated and functioning correctly. When the pressure in a tire falls below a certain level, the tire pressure sensor will send a warning to the driver so that actions can be taken.<\/span><\/p>\n

What is a TPMS Sensor, and How Does it Work?<\/strong><\/span><\/h5>\n

TPMS sensors can help improve fuel economy and extend tire life. They can also help prevent flats and blowouts by alerting drivers when a tire is low on air. They are that important, and that’s why the US government mandates them on all new cars in the United States through the Transportation Recall Enhancement, Accountability, and Documentation (TREAD) Act of 2000.<\/span><\/p>\n

Tire pressure monitoring system (TPMS) sensor operation<\/strong><\/span><\/h3>\n

Direct<\/span> TPMS<\/a> systems<\/span><\/b> use a central control module that interprets and reports the data. They can identify under-inflated tires and alert drivers to low tire pressure. Natural TPMS systems are also more accurate than indirect TPMS systems. In addition, some advanced biological systems will prompt users to check individual tire pressures from the dashboard.<\/span><\/p>\n

\"Direct<\/p>\n\n\n\n\n
Pros – Direct System<\/strong><\/span><\/td>\nCons – Direct System<\/strong><\/span><\/td>\n<\/tr>\n
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    \n
  • You get the accurate, actual tire pressure reading of the tires<\/span><\/li>\n
  • Better accuracy compared to Indirect TPMS<\/span><\/li>\n
  • There is no need for a reset after tire inflation<\/span><\/li>\n
  • No need for a reset after a rotation of tires<\/span><\/li>\n<\/ul>\n<\/td>\n
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