Hyundai Sonata LF 2014-2019 Service Manual: Auto Head Lamp Leveling Unit Repair procedures
Inspection
1.
Ignition "ON".
2.
Turn on the head lamp switch.
3.
Check for operation. If the aim of the head lamps changes smoothly when the head lamp leveling switch is turned.
4.
If the operation does not work well, inspect the connector and terminals to be sure they are all making ...
Hyundai Sonata LF 2014-2019 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 ...