AC-DC Converter — MG Motor Majestor
Category: Electrical | Severity: high | Cost: ₹5,000–₹20,000
What is AC-DC Converter?
Converts AC generated by alternator into DC to charge battery and power electronics.
How AC-DC Converter Works
Uses rectifier diodes to convert alternating current into direct current.
Why is AC-DC Converter Important?
Ensures battery charging while driving.
Common Problems
- Diode failure
- Voltage fluctuation
- Overcharging
Symptoms
- Battery warning light
- Dim lights
- Electrical failure
Causes of Failure
- Heat
- Wear and tear
- Faulty wiring
Impact on Car Performance
Failure leads to complete electrical shutdown.
DIY Fix Guide — Step by Step
- Check voltage output
- Inspect wiring
- Replace faulty alternator
Maintenance Tips
- Check belt tension
- Inspect regularly
Replacement Cost in India
Estimated range: ₹5,000 – ₹20,000
Where to Buy Online
When to Replace AC-DC Converter
When output voltage drops below normal levels.