The SMART mode may be limited in following situations. (The OFF indicator illuminates in those situations.)
Hyundai Sonata LF 2014-2019 Service Manual: Stop Lamp Switch Troubleshooting
Troubleshooting
1.
Part diagnosis
Items Cause Symptom Switch fuse Faulty fuse connection, Damaged fuse
-
DTC Code : P0504
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Symptom : Shifting gear trouble, Starting failure, Cruise
control function cancelation trouble, EPB function cancelation trouble,
Stop lamp light ...
Hyundai Sonata LF 2014-2019 Service Manual: Rear Seat Assembly Repair procedures
Replacement
[Rear seat cushion assembly]
1.
Remove the rear seat cushion assembly (A).
?Rear seat cushion separation method
1.
Remove the rear seat cushion by pulling upward.
2.
Remove the rear seat cushion by pulling upwards while pushing rearward.
2.
Disco ...