The battery charging indicator does not light up when the ignition is on
Battery low
- Charge the battery. If it is necessary to start the engine, use an external source or start the engine by towing
Broken battery wire
- Check the battery and wires, clean the terminals and tighten the bolts
Charging indicator light burnt out
- Replace light bulb
Open circuit between alternator, ignition switch and warning light
- Check the circuit with a test light
Wire break «masses» (-) between generator and cylinder block
- Check wire
The carbon brushes are worn and do not adhere to the slip rings
- Replace carbon brushes
Faulty voltage regulator
- Replace voltage regulator
Faulty generator
- Repair the generator or replace it
Water got into the generator while washing the engine
- Blow with compressed air
The battery charging indicator light does not go out when the engine is running
Loose alternator drive belt
- Check drive and belt tension
Bad contact connections
- Check wires and contacts
The carbon brushes are worn and do not adhere to the slip rings
- Replace carbon brushes
Faulty voltage regulator
- Replace voltage regulator
Faulty generator
- Repair the generator or replace it