Operation CHARM: Car repair manuals for everyone.

System Description

System Description

TRANSMITTER





A sensor-transmitter integrated with a valve is installed on a wheel, and transmits a detected air pressure signal in the form of a radio wave.

LOW TIRE PRESSURE WARNING CONTROL UNIT











Reads the radio wave signal received by the antenna, and controls the warning lamp and the buzzer operations as shown. It also has a judgement function to detect a system malfunction.

ANTENNA
Receives the radio wave signal transmitted by the transmitter.

DISPLAY UNIT
Displays the air pressure of each tire.





After the ignition switch is turned ON, the pressure values are not be displayed until the data of each wheel stabilizes.