Hyundai Sonata: Charging System / 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.
The alternator is regulated by the battery voltage detection system.
The main components of the alternator are the rotor, stator, rectifier, capacitor brushes, bearings and V-ribbed belt pulley.
The brush holder contains a built-in electronic voltage regulator.

1. Brush
2. OAD (Overrunning Alternator Decoupler)
3. Rotor
4. Stator

Repair procedures
On-vehicle Inpection     • First of all, check for DTCs. If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC. (Refer to DTC guide) ...

Alternator Specifications
Specification ItemSpecificationRated voltage 13.5V, 130A Speed in use 1,000 ~ 18,000 rpm Voltage regulator IC Regulator built-in type Regulator Setting Voltage External mode Re ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Engine Cover Repair procedures
Removal and Installation 1. Remove the engine cover (A). 2. Install in the reverse order of removal. ...

Hyundai Sonata LF 2014-2019 Owners Manual: Power window lock switch
The driver can disable the power window switches on the rear passenger's doors by pressing the power window lock switch. When the power window lock switch is pressed: The driver's master control can operate all the power windows. The front passenger's control can operate the front passenger's p ...

© 2018-2025 www.hsonatalf.org