Ignition Coil — Nissan Gravite
Category: Engine | Severity: high | Cost: ₹2,000–₹8,000
What is Ignition Coil?
Ignition coils convert battery voltage into high voltage required to ignite spark plugs.
How Ignition Coil Works
Steps up low voltage to high voltage for spark generation.
Why is Ignition Coil Important?
Essential for proper ignition in petrol engines.
Common Problems
- Failure
- Weak spark
Symptoms
- Misfire
- Rough idle
- Hard start
Causes of Failure
- Heat
- Electrical faults
Impact on Car Performance
Leads to poor combustion and engine misfire.
DIY Fix Guide — Step by Step
- Check spark output
- Scan ECU
- Replace faulty coil
Maintenance Tips
- Avoid moisture exposure
Replacement Cost in India
Estimated range: ₹2,000 – ₹8,000
Where to Buy Online
When to Replace Ignition Coil
Replace if misfire persists.