This indicator light illuminates:
Hyundai Sonata LF 2014-2019 Owners Manual: Automatic Heating and Air Conditioning
The Automatic Climate Control System is controlled by setting the desired temperature.
1. Press the AUTO button.
The modes, fan speeds, air intake and air-conditioning will be controlled automatically
by the temperature setting you select.
2. Turn the temperature control knob to the desired tempe ...
Hyundai Sonata LF 2014-2019 Service Manual: Crankshaft Position Sensor (CKPS) Repair procedures
Inspection
1.
Check signal waveform of CKPS and CMPS using a GDS.
Specification: Refer to “Waveform”
Removal
1.
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.
Disconnect the crankshaft position sensor connector (A) and remove the sensor (B) af ...