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:
Ignition Coil Specifications
Specification
ItemSpecification Primary Coil Resistance (?)0.56 ± 10% [20°C (68°F)]Secondary Coil Resistance (k?)2.0 ± 15% [20°C (68°F)]
...
Steering wheel audio control
The steering wheel may incorporate audio control buttons.
CAUTION
Do not operate audio remote control buttons simultaneously.
1. VOLUME (VOL+/-)
Push the lever upward (+) to increase the volu ...
Repair procedures
Replacement
1.
Disconnect the battery negative cable from the battery and then
wait for at least 30 seconds.
2.
Turn the steering wheel s ...
