Timing Chain — Audi A6
Category: Engine | Severity: high | Cost: ₹30,000–₹1,00,000
What is Timing Chain?
The timing chain synchronizes crankshaft and camshaft rotation.
How Timing Chain Works
It ensures valves open and close at correct intervals.
Why is Timing Chain Important?
Critical for engine timing and performance.
Common Problems
- Stretching
- Noise
- Failure
Symptoms
- Rattling noise
- Engine misfire
- Check engine light
Causes of Failure
- Wear
- Poor lubrication
- High mileage
Impact on Car Performance
Failure can cause severe engine damage.
DIY Fix Guide — Step by Step
- Listen for rattling
- Check oil quality
- Scan for error codes
- Avoid delayed servicing
- Replace if needed
Maintenance Tips
- Use quality oil
- Regular servicing
- Avoid high stress driving
Replacement Cost in India
Estimated range: ₹30,000 – ₹1,00,000
Where to Buy Online
When to Replace Timing Chain
Typically after 1–1.5 lakh km or when noise appears.