Diagnosis of electrical system faults (Harley V-Rod VRSCA)

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Note. For diagnostic information see the VFISCA Electrical Diagnostic Manual.

Alternator does not charge

1. Voltage regulator/rectifier module not grounded.

2. Engine ground wire loose or broken.

3. Faulty regulator-rectifier module.

4. Loose or broken wires in charging circuit.

5. Faulty stator and/or rotor.

Alternator charge rate is below normal

1. Weak or damaged battery.

2. Loose connections.

3. Faulty regulator-rectifier module.

4. Faulty stator and/or rotor.

Speedometer operates erratically

1. Contaminated speedometer sensor (remove sensor and clean off metal particles).

2. Loose connections.

See this article in russian language

Article about repair motorcycles «Harley V-Rod VRSCA» (2002-2006): «Diagnosis of electrical system faults»: https://motoinstruction.ru/en/Harley/V-Rod/VRSCA/owner/trouble/110481 <a href="https://motoinstruction.ru/en/Harley/V-Rod/VRSCA/owner/trouble/110481">Diagnosis of electrical system faults</a> - article about repair motorcycles «Harley V-Rod VRSCA» (2002-2006) from section «Troubleshooting». [url=https://motoinstruction.ru/en/Harley/V-Rod/VRSCA/owner/trouble/110481]Diagnosis of electrical system faults[/url] - article about repair motorcycles «Harley V-Rod VRSCA» (2002-2006) from section «Troubleshooting».