Alternator (Rotor, Stator, Rectifier, Voltage Regulator) — Renault Duster
Category: Electrical | Severity: high | Cost: ₹7,000–₹18,000
What is Alternator (Rotor, Stator, Rectifier, Voltage Regulator)?
The alternator generates electricity to charge the battery and power electrical systems while the engine runs.
How Alternator (Rotor, Stator, Rectifier, Voltage Regulator) Works
Uses electromagnetic induction via rotor and stator to generate AC, converted to DC by rectifier.
Why is Alternator (Rotor, Stator, Rectifier, Voltage Regulator) Important?
Keeps battery charged and supports all electrical loads.
Common Problems
- Charging failure
- Bearing noise
- Voltage fluctuation
Symptoms
- Battery warning light
- Dim headlights
- Engine stalling
Causes of Failure
- Wear and tear
- Loose belt
- Electrical faults
Impact on Car Performance
Failure leads to battery drain and vehicle shutdown.
DIY Fix Guide — Step by Step
- Check belt tension
- Test voltage output
- Inspect wiring
Maintenance Tips
- Check belts
- Avoid water exposure
- Service regularly
Replacement Cost in India
Estimated range: ₹7,000 – ₹18,000
Where to Buy Online
When to Replace Alternator (Rotor, Stator, Rectifier, Voltage Regulator)
Typically after 80,000–120,000 km or upon failure.