| Inspection | 
| 1. | Turn the ignition switch OFF and disconnect the battery negative (-) cable. | 
| 2. | Disconnect the fuel pressure regulator valve connector. | 
| 3. | Measure resistance between the fuel pressure regulator valve terminals 1 and 2. | 
| 4. | Check that the resistance is within the specification. 
 | 
 Fuel Pressure Control Valve Schematic Diagrams
Fuel Pressure Control Valve Schematic Diagrams Canister Close Valve (CCV) Description and Operation
Canister Close Valve (CCV) Description and OperationHyundai Sonata LF 2014-2019 Service Manual: Blind Spot Detection Unit Repair procedures
   Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the rear bumper.
(Refer to Body - "Rear Bumper")
3.
Remove the BSD unit (A) after loosening the mounting nuts.
    
Take care not to separate the bracket from rear bumper when removing the BSD sensor.
 ...
   
Hyundai Sonata LF 2014-2019 Service Manual: Panorama Sunroof Motor Repair procedures
   Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the roof trim assembly.
(Refer to Body - "Roof Trim")
3.
Remove the panorama sunroof motor (A) after loosening the screws and disconnecting the connector.
4.
Remove the roller blind motor (A) after loosening the  ...