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Honda
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2001
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Prelude L4-2157cc 2.2L DOHC (VTEC) MFI
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Repair and Diagnosis
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Starting and Charging
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Charging System
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Alternator
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Testing and Inspection
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Alternator FR Signal Circuit Troubleshooting
Alternator FR Signal Circuit Troubleshooting
This signals the ECM when the
Alternator
(ALT) is charging.