Spark Plugs — MG Motor Majestor
Category: Engine | Severity: medium | Cost: ₹500–₹5,000
What is Spark Plugs?
Spark plugs ignite the air-fuel mixture in petrol engines.
How Spark Plugs Works
They generate a spark at the right time for combustion.
Why is Spark Plugs Important?
Essential for engine starting and smooth running.
Common Problems
- Fouling
- Wear
Symptoms
- Misfire
- Poor mileage
- Hard starting
Causes of Failure
- Carbon buildup
- Old age
Impact on Car Performance
Reduces engine efficiency and power.
DIY Fix Guide — Step by Step
- Inspect spark plugs
- Clean or replace
- Check gap
Maintenance Tips
- Replace every 20,000–40,000 km
Replacement Cost in India
Estimated range: ₹500 – ₹5,000
Where to Buy Online
When to Replace Spark Plugs
Replace at recommended intervals or when faulty.