Hyundai Sonata: Engine Electrical System / Charging System

Spark Plug Repair procedures
Inspection [On vehicle inspection] 1. Accelerate the engine to about 3,000 rpm 3 times or more. 2. Remove the spark plug. 3. Check the spark plug visually. If the electrode is dry, the ...

Description and Operation
Description The charging system included a battery, an alternator with a built-in regulator, and the charging indicator light and wire. The Alternator has eight built-in diodes, each rectifying AC ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Heated Oxygen Sensor (HO2S) Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the HO2S connector. 3. Measure resistance between the HO2S terminals 2 and 5 [B1/S1]. 4. Measure resistance between the HO2S terminals 3 and 4 [B1/S2]. 5. Check that the resistance is within the specification. Specifica ...

Hyundai Sonata LF 2014-2019 Service Manual: Front Door Latch Repair procedures
Replacement 1. Remove the front door module. (Refer to Front Door - "Front Door Module") 2. To remove the front door outside handle base connector (A), widen both sides of the lock pins in the direction of the arrow and then push back the front door outside handle base connector. 3. ...

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