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:
Description and Operation
Description
Mobile Telemetics System (MTS)
Hyundai motor companies are now faced with the task of shifting their
paradigm from vehicle-centered services to customer valuecentered services, ...
Key operations
(1) Master key (M)
Used to start the engine, lock and unlock the doors, lock and unlock the glove
box, and open the trunk.
(2) Sub key (S)
Used only to start the engine and lock and unlock the do ...
Repair procedures
Operation and Leakage Check
Check all of the following items:
Component
Procedure
Brake Booster (A)
Check brake operation by applying the brakes ...
