Hyundai Sonata: Smart key unit. Schematic Diagrams
Circuit Diagram

Smart key unit. Components and Components Location
Component (1)
Connector Pin Information
Pin
Connector A
Pin
Connector B
1
Battery
1
Interior 2 an ...
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 ...
See also:
Repair procedures
On-vehicle Inspection
Spark Test
1.
Disconnect the ignition coil connectors (A).
2.
Remove the ignition coils (A).
...
Programming HomeLink
✽ NOTICE
When programming a garage door opener, it is advised to park the vehicle
outside of the garage.
It is recommended that a new battery be placed in the hand-held transmitter
...
Disarmed stage
Using the smart key
The system will be disarmed when the doors are unlocked by pressing the unlock
button on the smart key or pressing the lock/unlock button of the front outside
door handle with ...
