Low tire pressure/TPMS indicator does not come on when the tire pressure has decreased (TPMS)

Diagnostic procedure

• 1.

  See general troubleshooting information "condition for data rejection, and case TPMS can not operate normally" (Even if a system is normal, there is a possibility that cannot detect low tire pressure) .

• 2.

  Do the gauge control module self-diagnostic function .

• 3.

  Do the TPMS calibration .

• 4.

  Update the VSA modulator-control unit if it does not have the latest software . If the VSA modulator-control unit was updated and the symptom is still present, replace the VSA modulator-control unit .