Hyundai Sonata LF: Charging System / Alternator Description and Operation
Hyundai Sonata LF 2014-2019 Service Manual / Engine Electrical System / 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...
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 Refer to below graph Internal mode 14...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: ETC (Electronic Throttle Control) System Troubleshooting
F..
Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Inspection [System Inspection] 1. Disconnect the vapor hose from the intake manifold and connect a vacuum pump to the nipple on the intake manifold. · At Cold Engine [Engine Coolant Temperature < 60°C(140°F)] EngineOperatingConditionAppliedVacuumResultIdleMin...
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