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: Occupant Classification Sensor (OCS) Description and Operation
Description In order to make normal activation of airbag system, SRSCM detects DTC(s) for the Occupant Classification System (OCS). If the seat is occupied, OCS detects passenger presences status and send signal to SRSCM via CAN. SRSCM recognizes the signal as 2(two) different classifica ...

Hyundai Sonata LF 2014-2019 Service Manual: Door Mood Lamp Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the front door trim. (Refer to Body - "Front Door Trim") 3. Disconnect the door mood lamp connector. 4. Remove the door mood lamp (A). Installation 1. Install the door mood lamp and connector. 2. Install th ...

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