| SONATA(YF) >2012 > G 2.4 GDI > Suspension System > Tire Pressure Monitoring System > TPMS Receiver>Description and Operation |

Operation

1. | General Function

A. | Auto-locate/learn takes place only once per Ignition cycle.

B. | On successful completion, 4 road wheel sensor ID's, together with their respective road wheel positions are latched into memory for monitoring.

C. |

D. | Spare tire inflation / DTC state is not displayed.

2. | General Conditions to Learn New Sensors:

A. | Receiver must Auto-Locate 4 road sensors.

B. |

C. | Receiver must determine that it is confident that sensor is not temporary:

1) | Uses vehicle speed.

2) | Uses confidence reduction of previously learned sensors.

D. |

3. | General Conditions to Un-Learn a sensor that is removed:

A. | It takes less than 10 minutes at 20~30kph.

B. | Confidence reduction is dependant on vehicle speed and the number of sensors known to the receiver.