Hyundai Sonata LF: Body Electrical System / AVN System

Multimedia Jack Repair procedures

Removal 1. Disconnect the battery (-) terminals. 2. Remove the floor console assembly. (Refer to Body - "Floor Console Assembly") 3. Remove the multimedia jack (A) after disconnect the connector and loosening the mounting screws...

Components and Components Location

Component Location 1. AVN head unit2. AVN Keyboard3. Blue link keypad (TMS)4. Multimedia jack5. External amplifier6. Roof antenna7. Hands-free mic (Built-in overhead console)8...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Alternator Schematic Diagrams

Circuit Diagram     • COM signal - When controlling the voltage generated, the ECM sends the target voltage data to the alternator via a PWM signal.(High voltage: 4V or higher, low voltage: 2V or lower) • FR signal - The transistor activation signal inside the alternator monitors the voltage generated by the alternator to control the excitation current before it sends the FR signal to the ECM...

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

Description The Alternator has eight built-in diodes, each rectifying AC current to DC current. Therefore, DC current appears at alternator "B" terminal. In addition, the charging voltage of this alternator is regulated by the battery voltage detection system...