Crankshaft — Audi Q5
Category: Engine | Severity: high | Cost: ₹40,000–₹1,20,000
What is Crankshaft?
The crankshaft converts the linear motion of pistons into rotational motion.
How Crankshaft Works
It rotates via connecting rods attached to pistons, generating torque to drive the vehicle.
Why is Crankshaft Important?
Essential for converting combustion energy into usable mechanical power.
Common Problems
- Wear and tear
- Bearing failure
- Cracks
Symptoms
- Knocking noise
- Engine vibration
- Oil pressure drop
Causes of Failure
- Poor lubrication
- Over-revving
- Contaminated oil
Impact on Car Performance
Failure can stop engine operation completely.
DIY Fix Guide — Step by Step
- Monitor engine oil levels
- Use high-quality oil
- Avoid aggressive driving
- Check unusual noises
Maintenance Tips
- Timely oil changes
- Avoid engine stress
Replacement Cost in India
Estimated range: ₹40,000 – ₹1,20,000
Where to Buy Online
When to Replace Crankshaft
When worn, cracked, or during engine rebuild.