Hyundai Sonata: Button Engine Start System / Components and Components Location

Hyundai Sonata LF 2014-2019 Service Manual / Body Electrical System / Button Engine Start System / Components and Components Location

Component Location

1. Start Stop Button(SSB)
2. FOB key
3. Trunk lid switch
4. Body control module (BCM)
5. Interior antenna 1

6. Interior antenna 2
7. Smart key unit
8. Trunk antenna
9. Door handle & door antenna
10. Bumper antenna

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Rail Pressure Sensor (RPS) Repair procedures
Inspection 1. Connect the GDS on the Data Link Connector (DLC). 2. Measure the output voltage of the RPS at idle and various engine speed. ConditionOutput Voltage (V)Idle Approx. 1.21,500 rpm2.2 ~ 2.56,300 rpm Approx. 3.0 Removal 1. Turn the ignition switch OFF and dis ...

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 t ...