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Identifying and troubleshooting generator faults (VW Golf 5)

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            0


Contents: The battery charge indicator light…↓ Battery charge indicator light does…↓

The battery charge indicator light does not light when the ignition is on



The battery is discharged



Charge the battery.

The battery terminals are loose or the terminals are rusty



Check the wire fastening, clean the terminals.

The generator wire terminal has become loose or the terminals have become rusty



Check the wire fastening, clean the terminals and tighten the nut.

The charging indicator light has burned out


Replace the light bulb.


The voltage regulator is faulty



Check the voltage regulator. Replace if necessary.

Open circuit between generator, ignition switch and indicator light



Check the circuit with an ohmmeter. Repair the wire if necessary.

Carbon brushes do not fit into slip rings



Check the ease of movement, the minimum length of the brushes, and the pressure of the brushes.

Battery charge indicator light does not go out when engine speed increases



The V-belt is loose and slipping



Tighten the V-belt. Check the tensioner for proper operation and replace it if necessary.

Wear of voltage regulator carbon brushes



Inspect the carbon brushes. Replace if necessary.

Damaged wires or loose terminals



Check the wires and contacts. Replace the wiring harness if necessary.

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The text has been checked: Kolesnikov Artem

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Golf 5 
  • General information
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  • Power unit
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  • Fuel system
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Golf 4 
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  • Introduction to guide
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  • Supply system
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