This indicator light illuminates :
When you select "ECO" mode as drive mode.
WARNING
Do not watch the ECO indicator light while driving. This will distract you and may cause an accident that results in severe personal injury.
Hyundai Sonata LF 2014-2019 Owners Manual: Welcome System
Welcome light
Door handle lamp
When all the doors (and trunk) are closed and locked, the door handle lamp will
come on for about 15 seconds if any of the below is performed.
When the door unlock button is pressed on the remote key or smart key.
When the button of the outside door handle is pres ...
Hyundai Sonata LF 2014-2019 Service Manual: ETC (Electronic Throttle Control) System Specifications
Specification
[Throttle Position Sensor (TPS)]
Throttle angle(°)Output Voltage (V)TPS1TPS200.504.50100.964.05201.413.59301.873.14402.322.68502.782.23603.231.77703.691.32804.140.86904.600.41984.650.35C.T (0)0.504.50W.O.T (86)4.410.59
[ETC Motor]
ItemSpecificationCoil Resistance (?)0.3 ~100 [ ...