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Tire pressure monitoring system (TPMS) activation method

  • US 9,387,732 B1
  • Filed: 08/05/2009
  • Issued: 07/12/2016
  • Est. Priority Date: 08/05/2009
  • Status: Active Grant
First Claim
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1. A method for initiating and verifying operation of at least one tire pressure sensor having a plurality of modes, the method comprising:

  • (i) transmitting a signal to change a sensor from a power-conserving first mode to an information-providing second mode;

    (ii) causing the sensor to transmit information;

    (iii) processing the information from the sensor;

    (iv) determining whether the sensor is operating acceptably, whereby if the determination is that the sensor is not acceptably operating, repeating step (iii) and if the determination is that the sensor is acceptably operating, repeating steps (i), (ii), and (iii) and then proceeding to step (v);

    (v) determining again whether the sensor is operating acceptably, whereby if the determination is that the sensor is not acceptably operating, repeating steps (i), (ii), (iii) and (iv) one time, and if the determination is that the sensor is acceptably operating, proceeding to step (vi);

    (vi) transmitting a signal to change the sensor from the second mode to a third mode.

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