Hyundai Sonata: Starting System / Description and Operation

Description
The starting system includes the battery, starter, solenoid switch, ignition switch, inhibitor switch (A/T), clutch pedal switch (M/T), ignition lock switch, connection wires and the battery cable.
When the ignition key is turned to the start position, current flows and energizes the starter motor's solenoid coil.
The solenoid plunger and clutch shift lever are activated, and the clutch pinion engages the ring gear.
The contacts close and the starter motor cranks.
In order to prevent damage caused by excessive rotation of the starter armature when the engine starts, the clutch pinion gear overruns.
Starting System
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Troubleshooting
Troubleshooting     • The battery must be in good condition and fully charged for this troubleshooting. ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Input shaft speed sensor 1 Repair procedures
Removal 1. Remove the air cleaner assembly and air duct. (Refer to Engine Mechnical System - "Air cleaner") 2. Remove the TCM. (Refer to Dual Clutch Transmission Control System - "TCM") 3. Remove the battery and tray. (Refer to Engine Electrical System - "Battery") 4. Remove th ...

Hyundai Sonata LF 2014-2019 Service Manual: AVN Keyboard Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Using a screwdriver or remover, separate the center fascia panel (A). 3. Remove the center fascia panel (A) after disconnect the connector. 4. Remove the AVN keyboard unit (A) after loosening the screws. Installation 1. ...

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