Sunroof needs to be reset if the following occurs :
- Battery is discharged or disconnected or the related fuse has been replaced
or disconnected
- The one-touch sliding function of the sunroof does not normally operate
Reset procedure :
1. Place the ignition switch to the ON position or start the engine. It is recommended to reset the sunroof while the engine is running.
2. Push the control lever forward. The sunroof will close completely or tilt depending on the condition of the sunroof.
3. Release the control lever until the sunroof does not move.
4. Push the control lever forward about 10 seconds.
- When the sunroof is in the close position :
The glass will tilt and slightly move up and down.
- When the sunroof is in the tilt position:
The glass will slightly move up and down.
Do not release the lever until the operation is completed.
If you release the lever during operation, start the procedure again from step 2.
5. Within 3 seconds, push the control lever forward until the sunroof operates as follows:
Tilt down → Slide Open → Slide Close.
Do not release the lever until the operation is completed.
If you release the lever during operation, start the procedure again from step 2.
6. Release the sunroof control lever after all steps have completed. (The sunroof system has been reset.)
Information
Hyundai Sonata LF 2014-2019 Service Manual: Height Adjust Components and Components Location
Component Location
1. Height adjust
...
Hyundai Sonata LF 2014-2019 Service Manual: Immobilizer Control Unit Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the driver crash pad lower panel.
(Refer to Body - "Crash Pad Lower Panel")
3.
Remove the knee airbag module.
(Refer to Restraint - "Knee Airbag (KAB) Module")
4.
Disconnect the connector of the immobilizer unit and ...