The TPMS Malfunction Indicator will illuminate after it blinks for approximately one minute when there is a problem with the Tire Pressure Monitoring System.
Have the system checked by an authorized HYUNDAI dealer as soon as possible.
NOTICE
If there is a malfunction with the TPMS, the Low Tire Pressure Position Telltale will not be displayed even though the vehicle has an under-inflated tire.
NOTICE
The TPMS Malfunction Indicator may illuminate after blinking for one minute if the vehicle is near electric power supply cables or radio transmitters such as police stations, government and public offices, broadcasting stations, military installations, airports, transmitting towers, etc.
Additionally, the TPMS Malfunction Indicator may illuminate if snow chains are used or electronic devices such as computers, chargers, remote starters, navigation, etc. This may interfere with normal operation of the TPMS.
Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation
Description
Burglar Alarm State [B/A State]
B/A StateDescriptionDISARM
1.
In "DISARM" state, no vehicle start inhibition. So, when
door, hood, or Tailgate is opened, there is no alarm sound and flashing.
2.
If the battery is disconnected while the state is not "ARM/ARMWAIT/ALARM/REAR ...
Hyundai Sonata LF 2014-2019 Owners Manual: Securing a child restraint seat with "Tether Anchor" system
First secure the child restraint with the LATCH lower anchors or the seat belt.
If the child restraint manufacturer recommends that the top tether strap be attached,
attach and tighten the top tether strap to the top tether strap anchor.
Child restraint hook holders are located on the package tra ...