Hyundai Sonata: Remote keyless entry
Battery replacement
A smart key battery should last for several years, but if the smart key is not
working properly, try replacing the battery with a new one. If you are unsure how
to use your smart key or replace ...
Remote keyless entry system operations
Lock (1)
All doors are locked if the lock button is pressed. If all doors, trunk and hood
are closed, the hazard warning lights will blink once to indicate that all doors
are locked.
Also, i ...
See also:
Electronic stability control (ESC)
The Electronic Stability control (ESC) system is designed to stabilize the vehicle
during cornering maneuvers. ESC checks where you are steering and where the vehicle
is actually going. ESC ap ...
Smart key unit. Repair procedures
Inspection
Smart Key Unit
-
Refer to the BE group - inspection / self diagnosis with GDS.
Smart Key Switch
-
Refer to the BE group - inspecti ...
Troubleshooting
Trouble Symptom Charts
Trouble Symptom 1
Trouble Symptom 2
Trouble symptom
Probable cause
Remedy
The set vehicle speed varies gr ...
