| Replacement | 
| 1. | Remove the front door window glass. (Refer to Front Door - "Front Door Window Glass") | 
| 2. | Remove the front door outside handle.  (Refer to Front Door - "Front Door Outside Handle") | 
| 3. | Loosen the front door outside handle base mounting screw (A). 
 | 
| 4. | Disconnect the outside rear view mirror connector (A). 
 | 
| 5. | Loosen the front door latch (A) mounting screws. | 
| 6. | After loosening the mounting bolts, then remove the front door module (B). 
 
 | 
| 7. | Disconnect the connectors and front door module wiring harness (A). 
 | 
| 8. | Remove the front door latch assembly. (Refer to Front Door - "Front Door Latch")  | 
| 9. | Reomove the front speaker. (Refer to Body Electrical System - "Speakers")  | 
| 10. | Remove the front power window motor. (Refer to Body Electrical System - "Power Window Motor")  | 
| 11. | Install in the reverse order of removal. 
 | 
 Front Door Module Components and Components Location
Front Door Module Components and Components Location Front Door Outside Handle Components and Components Location
Front Door Outside Handle Components and Components LocationHyundai Sonata LF 2014-2019 Owners Manual: Lane changing
   
	A vehicle which moves into your lane from an adjacent lane cannot be recognized 
	by the radar until it is in the radar's detection range.
	The radar may not detect immediately when a vehicle cuts in suddenly. Always 
	pay attention to the traffic, road and driving conditions.
	If a slower vehicl ...
   
Hyundai Sonata LF 2014-2019 Service Manual: Relay Box (Engine Compartment) Repair procedures
   Inspection
1.
Disconnect the negative (-) battery terminal.
2.
Pull out the relay from the engine compartment relay block.
Power Relay (Type A)	
Check for continuity between the terminals.
1)
Start relay
2)
Deicer relay
3)
Head lamp (high) relay
4)
 Blower relay
5)
Powe ...