1. Driver's temperature control knob
2. Front windshield defrost button
3. Rear window defrost button
4. Fan speed control knob
5. Air intake control button
6. Passenger's temperature control knob
7. AUTO (automatic control) button
8. OFF button
9. Air conditioning button
10. Mode selection button
11. SYNC button
12. Climate control information screen
NOTICE
Operating the blower when the ignition switch is in the ON position could cause the battery to discharge. Operate the blower when the engine is running.
Hyundai Elantra AD (2016-2020) Service Manual: Description and Operation
Description
LKAS (Lane Keeping Assist System) : The system is designed to
help recognize the lane ahead and to give off a lane departure warning
when the vehicle starts moving out of the lane by using the camera image
and vehicle signal information.
LKAS Controller Typical Operating Condit ...
Hyundai Elantra AD (2016-2020) Service Manual: Troubleshooting
Troubleshooting
Ignition System
SymptomSuspect AreaRemedyEngine will not start or is hard to start (Cranks OK)Ignition lock switchInspect ignition lock switch, or replace as requiredIgnition coilInspect ignition coil, or replace as requiredSpark plugsInspect spark plugs, or replace as requir ...