Focus L4-2.0L DOHC VIN 5 (2003)
Alternator: Description and Operation
The charging system consists of the following components:
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generator.
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an internal voltage regulator.
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generator warning lamp.
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associated wiring.
The generator and voltage regulator:
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supplies current to the electrical system.
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charges the battery.
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adjusts the generator field current to increase or decrease generator output.
