DTC Description
WARNING: This page is about a different car, the 2018 Hyundai Accent. However, it is still accessible from the selected car via links, so may be relevant.
The Body Sensor OCU (ECU) sets above Diagnosis trouble code if it detects that the Body Sensor OCU (ECU) unit is defected.
DTC(B1490-00) is set if SRSCM receives fault message from Body Sensor OCU (ECU) via CAN Communication.