Kia Sorento: Description and Operation

Description

The charging system included the battery, the battery sensor and the alternator.

Engine Electrical System — Charging System / Description and Operation / Description illustration

Alternator Management System (AMS)

•	The Alternator Management System (AMS) controls the charging voltage set point in order to improve fuel economy, manage alternator load under various operating conditions, keep the battery charged, and protect the battery from over-charging.

•	The Engine Control Module (ECM) controls generating voltage by duty cycle (charging control, discharging control, normal control) based on the battery conditions and vehicle operating conditions.

•	The AMS conducts discharging control when accelerating a vehicle. Vehicle reduces an alternator load and consumes an electric power form a battery.

•	The AMS conducts charging control when decelerating a vehicle. Vehicle increases an alternator load and charges a battery.

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Troubleshooting Symptom Suspected Area Correction Charging warning indicator does not light with ignition switch "ON" and engi...

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