Ignition Coil — Audi Q3

Category: Engine | Severity: high | Cost: ₹5,000–₹20,000

What is Ignition Coil?

Ignition coil converts battery voltage into high voltage for spark plugs.

How Ignition Coil Works

Boosts electrical voltage to generate spark.

Why is Ignition Coil Important?

Ensures proper ignition in petrol engines.

Common Problems

Failure
Weak spark

Symptoms

Misfire
Poor acceleration

Causes of Failure

Heat
Wear

Impact on Car Performance

Leads to inefficient combustion.

DIY Fix Guide — Step by Step

Scan ECU codes
Replace faulty coil
Inspect wiring

Maintenance Tips

Regular inspection

Replacement Cost in India

Estimated range: ₹5,000 – ₹20,000

Where to Buy Online

When to Replace Ignition Coil

Replace when misfire persists.