For your safety, the automatic transmission has a shift-lock system which prevents shifting the transmission from P (Park) into R (Reverse) unless the brake pedal is depressed.
To shift the transmission from P (Park) into R (Reverse):
1. Depress and hold the brake pedal.
2. Start the engine or place the ignition switch in the ON position.
3. Move the shift lever.
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 ...
Hyundai Sonata LF 2014-2019 Service Manual: Schematic Diagrams
Circuit Diagram (1)
Circuit Diagram (2)
Circuit Diagram (3)
SRSCM Connector Terminal
PinFunction (Connector A)PinFunction (Connector B)A1IGN-1B1Side impact sensor front, Passenger-High (+)A2Front impact sensor driver-High (+)B2Side impact sensor front, Passenger-Low (-)A3Front impact sensor ...