Valve Core — Renault Duster
Category: Wheels and Tyres | Severity: low | Cost: ₹50–₹200
What is Valve Core?
The valve core is the internal mechanism inside the tyre valve that controls airflow.
How Valve Core Works
It uses a spring mechanism to open when pressed and seal when released.
Why is Valve Core Important?
Ensures airtight sealing of tyre pressure.
Common Problems
- Leakage
- Sticking
- Corrosion
Symptoms
- Air loss
- Difficulty inflating tyre
Causes of Failure
- Dirt ingress
- Wear over time
Impact on Car Performance
Leads to gradual tyre deflation affecting safety.
DIY Fix Guide — Step by Step
- Remove valve cap
- Use valve tool to tighten/replace core
- Test for leaks
Maintenance Tips
- Keep valve clean
- Replace during tyre service
Replacement Cost in India
Estimated range: ₹50 – ₹200
Where to Buy Online
When to Replace Valve Core
Replace if leakage persists after tightening.