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Home >> Lexus >> 2009 >> GX 470 >> Repair and Diagnosis >> Electrical >> Body Electrical >> OEM System Circuits >> Tire Pressure Warning System >> System Outline

System Outline

The air pressure sensors which are installed in the tire wheels detect the tire air pressure and transmit signals to the vehicle side receiver. When the detected tire air pressure is below a specified level, the warning light in the combination meter comes on to inform the driver.