The hazard warning flasher serves as a warning to other drivers to exercise extreme caution when approaching, overtaking, or passing your vehicle.
It should be used whenever emergency repairs are being made or when the vehicle is stopped near the edge of a roadway.
To turn the hazard warning flasher on or off, press the hazard warning flasher button with the ignition switch in any position. The button is located in the center fascia panel. All turn signal lights will flash simultaneously.
Hyundai Sonata LF 2014-2019 Service Manual: Input shaft speed sensor 2 Specifications
Specification
ItemSpecificationTypeHall effect sensorOperation condition (°C)°F(-40 ~ 150)-40 ~ 302Output signal (mA)High: 11.8 ~ 16.8Low: 5.9 ~ 8.4
...
Hyundai Sonata LF 2014-2019 Service Manual: Input shaft speed sensor 2 Repair procedures
Removal
1.
Remove the air cleaner assembly and air duct.
(Refer to Engine Mechnical System - "Air cleaner")
2.
Remove the battery and tray.
(Refer to Engine Electrical System - "Battery")
3.
Remove the clutch actuator.
(Refer to Dual Clutch Control System - "Clutch Actuator")
4.
...