Valve Springs — Audi Q3
Category: Engine | Severity: medium | Cost: ₹8,000–₹25,000
What is Valve Springs?
Valve springs ensure that valves close properly after opening.
How Valve Springs Works
They apply tension to return valves to their closed position after camshaft actuation.
Why is Valve Springs Important?
Prevents valve float and ensures timing accuracy.
Common Problems
- Spring fatigue
- Breakage
Symptoms
- Engine misfire
- Ticking noise
Causes of Failure
- Wear over time
- High RPM stress
Impact on Car Performance
Affects valve timing and engine efficiency.
DIY Fix Guide — Step by Step
- Listen for unusual engine noise
- Check for misfires
- Inspect during valve service
Maintenance Tips
- Avoid excessive revving
- Regular inspection
Replacement Cost in India
Estimated range: ₹8,000 – ₹25,000
Where to Buy Online
When to Replace Valve Springs
Replace when weak or broken.