Hyundai Sonata LF: Advanced Smart Cruise Control System / Advanced Smart Cruise Control (ASCC) Unit-Radar Description and Operation
The smart cruise control unit is installed on the front right
side of the chassis.A radar sensor is embedded in the front section of
the unit. This sensor detects vehicles and objects in front of the
vehicle.The radar sensor can detect up to 64 objects ahead of a vehicle.
The alarm goes off when the vehicle deviates from the horizontal and
vertical alignment reference points during operation. This sensor
communicates with the dashboard, warning buzzer, smart cruise control
switch, Electronic Stability Program (ESP), ECM, and TCM via CAN
communication.The sensor controls vehicle speed through CAN
communication between the Electronic Stability Program (ESP) system and
the ECM and TCM.

Description
The smart cruise control system allows a driver to program
the vehicle to control the speed and following distance detecting the
vehicle ahead without depressing the brake pedal and the accelerator
pedal...
Other information:
General Information
Proper service methods and repair procedures are essential
for safe, reliable operation of all motor vehicles as well as personal
safety of the operator. The service procedures and descriptions in this
shop manual provide general directions for a service and repair...
Description
Vehicles have many control units that use more electricity.
These units control their own system based on information from diverse
sensors. It is important to have a stable power supply as there diverse
sensors giving a variety of information...