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:
Room lamp
To turn the room lamp ON or OFF, push the switch or lens.
CAUTION
Do not leave the lamp switches on for an extended period of time when the
vehicle is not running. ...
Transaxle Control Module (TCM). Repair procedures
Replacement
In the case of the vehicle equipped with immobilizer
or button engine start system, perform "Key Teaching&quo ...
Repair procedures
On-vehicle Inspection
•
Check that the battery cables are connected to the correct
terminals ...
