| Removal | 
| 
 
 
 | 
| 
 Mark all wiring and hoses to avoid misconnection.  | 
| 
 In case of removing the high pressure fuel pump, high 
pressure fuel pipe, delivery pipe, and injector, there may be injury 
caused by leakage of the high pressure fuel. So don’t do any repair 
work right after engine stops.  | 
| 1. | Remove the drive belt. (Refer to Timing System - "Drive Belt") | 
| 2. | Remove the drive belt idler. (Refer to Timing System - "Idler") | 
| 3. | Remove the alternetor. (Refer to Engine Electrical System - "Alternator") | 
| 4. | Remove the alternetor bracket. (Refer to Engine Electrical System - "Alternator")	 | 
| 5. | Remove the engineroom under cover. | 
| 6. | Remove the crankshaft damper pulley. (Refer to Timing System - Crankshaft Damper Pulley") | 
| 7. | Remove the water pump. (Refer to Cooling System - "Water Pump") | 
| 8. | Remove the air cleaner assembly. (Intake and Exhaust System - "Air Cleaner") | 
| 9. | Remove the high pressure fuel pump. (Refer to Fuel System - "High Pressure Fuel Pump") | 
| 10. | Remove the cylinder head cover. (Refer to Cylinder Head Assembly - "Cylinder Head Cover") | 
| 11. | Remove the engine mounting support bracket. (Refer to Engine And Transaxle Assembly - "Engine Mounting") | 
| 12. | Remove the timing chain cover (A). 
 | 
| Installation | 
| 1. | Install the timing chain cover. 
 
 
 
 
 | 
| 2. | Install in the reverse order of removal.  | 
 Timing Chain Cover Components and Components Location
Timing Chain Cover Components and Components Location Timing Chain Components and Components Location
Timing Chain Components and Components LocationHyundai 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 ...
   
Hyundai Sonata LF 2014-2019 Service Manual: Climate Control Air Filter Repair procedures
   Replacement
1.
Remove the stopper (B) from the glove box (A).
2.
Disconnect the air damper (A) from the glove box (B).
3.
Remove the filter cover (A) by pressing the knob.
4.
Replace the air filter (A) with a new one according to the direction of air filter.
    
 â ...