Hyundai Sonata LF: Engine Electrical System / Advanced Smart Cruise Control System

Cruise Control Switch Repair procedures

Inspection [Measuring Resistance] 1. Disconnect the cruise control switch connector from the control switch. 2. Measure resistance between terminals on the control switch when each function switch is ON (switch is depressed)...

General Safety Information and Caution

General Safety Information and Caution Be careful when driving the vehicle using the smart cruise control system as follows.     • The smart cruise control system may have limits to detect distance to the vehicle ahead due to road and traffic conditions...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Engine Coolant Temperature Sensor (ECTS) Description and Operation

Description Engine Coolant Temperature Sensor (ECTS) is located in the engine coolant passage of the cylinder head for detecting the engine coolant temperature. The ECTS uses a thermistor that changes resistance with the temperature. The electrical resistance of the ECTS decreases as the temperature increases, and increases as the temperature decreases...

Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation

Description EPS (Electric power steering) system uses an electric motor to assist the steering force and it is an engine operation independent steering system. EPS control module controls the motor operation according to information received from the each sensor and CAN (Controller Area Network), resulting in a more precise and timely control of steering assist than conventional engine-driven hydraulic systems...